Top 10 Anchor Bolt Brand & Manufacturers
This section provides a list of the top 10 Anchor Bolt manufacturers, Website links, company profile, locations is provided for each company. Also provides a detailed product description of the Anchor Bolt, including product introduction, history, purpose, principle, characteristics, types, usage and purchase precautions, etc.
Manufacturers （Ranking in no particular order）
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Zhejiang Haili Co., Ltd.Address: No. 1 Haili Avenue, Qujiang District, Quzhou City, Zhejiang ProvinceCompany website: http://www.zjhaili.comCompany OverviewZhejiang Haili Co., Ltd. was established in October 2000 with a registered capital of 66.8 million yuan and covers an area of 98,000 square meters. It is a company listed on the New Third Board that integrates scientific research, manufacturing and sales of power fasteners. The main products are various standard power line fasteners, wind power fasteners, communication fasteners, nuclear power fasteners, special fasteners, non-standard fasteners, anti-loosening and anti-removal bolts and nuts, fastening nuts, thin nuts, etc. The company is equipped with advanced fastener automatic production lines, high-strength heat treatment automatic production lines, hot-dip galvanizing production lines and other special equipment and testing equipment required for the production of fasteners. At the same time, the company focuses on introducing advanced process technology and has an experienced and skilled fastener R&D, manufacturing and sales team, which has made the company a leading position in the fastener industry market. The company is one of the earliest enterprises to pass ISO9001 quality management system certification, and then successively passed ISO14001 environmental management system certification and OHSAS18001 occupational health and safety management system certification, and passed the qualified supplier certification and Zhejiang manufacturing certification of China National Nuclear Corporation. The sound quality assurance system and high social responsibility ensure the company's high-quality product quality and win a good reputation among customers. The company focuses on research and development and independent innovation, and has established a provincial high-tech enterprise research and development center in the industry, and has passed the national high-tech enterprise certification. At present, it has obtained more than 30 national patents and participated in the formulation of more than ten national standards such as GB/T22028-2008, GB/T22028-2008, GB/T5267.3-2008 and two power industry standards DL/T284-2012 and DL/T1236-2013. While insisting on independent innovation, the company has continuously carried out scientific research and development cooperation with universities and power system users. It has successively cooperated with the Institute of New Materials Application Technology of the Electric Power Research Institute, the National Power Transmission and Transformation Association, Zhejiang University of Technology, Tianjin University of Technology and other universities and user units' scientific research institutions, and established "Dr. Haili Workstation" and "Zhejiang Haili Fasteners and Intelligent Technology Research Institute". The company serves the State Grid Corporation of China, China Southern Power Grid Corporation, provincial power companies and the majority of tower companies with excellent product quality. It is a qualified supplier of customers such as the State Grid Corporation of China and China Southern Power Grid Corporation, Shandong Electric Power, and China Electric Equipment, and its sales network covers 29 provinces, municipalities, and autonomous regions across the country. The company has the right to import and export on its own, and its products are exported to more than a dozen countries including Japan, Nigeria, Egypt, Australia, India, the Philippines, and Ethiopia. After years of careful cultivation, the "Haili" brand owned by Haili Co., Ltd. has become a golden business card in the power industry. The company will continue to work hard to improve Haili's product value and service quality, make customers more competitive, and make Haili a respected, trustworthy, continuously innovative, and harmoniously developing enterprise.
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Daohui Jintong Electric Power Equipment Co., Ltd.Address: Eastern Industrial Zone, Puji Town, Jiaozhou City, Qingdao City, Shandong ProvinceCompany website: http://www.hjttower.com/Company OverviewHuijintong was established in 2004. Its main businesses include the research and development, production and sales of equipment such as transmission line towers, fasteners, communication towers, photovoltaic brackets, as well as power project general contracting, inspection and testing services, serving the power, communication, new energy, rail transit and other industries. The company is one of the domestic enterprises that can produce 1000kV transmission line towers, and has participated in the formulation of many industry standards and national standards. The company has always been deeply engaged in the transmission line tower manufacturing segment. After years of development and strategic implementation, through the strategic measures of combining endogenous growth with extension development, it has completed the national strategic layout, with an annual production capacity of 600,000 tons, and the company's comprehensive strength ranks among the top in the industry. On December 22, 2016, the company was listed on the main board of the Shanghai Stock Exchange and officially entered the capital market, with the stock code: 603577. The company's headquarters is located in Jiaozhou City, Qingdao. The company is adjacent to the Tongsan Expressway in the east and the Jiqing Expressway in the south, with convenient transportation. As a high-tech enterprise, the company attaches great importance to technology research and development, and attaches importance to the research and development and application of various new technologies and new processes. At present, the company and its subsidiaries have 206 valid patents, including 42 invention patents; they have participated in the revision and drafting of group standards T/QGCML 194-2021 "Technical Conditions for Angle Steel Towers of Transmission Lines", T/QGCML 195-2021 "Specifications for Installation and After-Sales Service of Angle Steel Towers of Transmission Lines", industry standards DL/T646-2012, 2021 "Technical Conditions for Manufacturing of Steel Pipe Structures for Transmission and Transformation", DL/T1401-2015 "Technical Conditions for Manufacturing of Steel Pipes for Transmission and Transformation Steel Structures", DL/T1236-2021 "Anchor Bolts and Nuts for Transmission Towers" and national standards GB/T2694-2010, 2018 "Technical Conditions for Manufacturing of Transmission Line Towers". Since its establishment, the company has balanced righteousness and profit, and attached equal importance to morality and conduct, and has won wide acclaim from all walks of life.
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Hebei Yunchang Fastener Manufacturing Co., Ltd.Address: No. 3 Luchan Street, Southwest Industrial Park, Handan City, Hebei ProvinceCompany website: http://www.ycbzj.cn/Company OverviewYunchang Industry is a modern production enterprise focusing on the research and development of high-quality fasteners. The new plant was put into use in 2020. It is located in Yongnian Southwest Development Zone, Handan City, Hebei Province, with a total area of 130 acres. It has physical factories such as Hebei Yunchang Fastener Manufacturing Co., Ltd. and Handan Zhaoyun Electric Fastener Manufacturing Co., Ltd., with more than 380 registered employees, including more than 40 involved in technical research and development. It is a comprehensive high-quality fastener product manufacturer integrating R&D, manufacturing and sales. The company mainly produces: various high-strength and high-precision fasteners such as national standards, American standards, and German standards, UHV power accessories, road traffic safety facilities accessories, railway accessories, various foundation embedded parts, steel structure accessories, pipe gallery brackets, seismic brackets and other new building accessories. It has 200 sets of various production, processing and testing equipment, including four-station bolt forming machines, six-station nut forming machines, heat treatment production lines and ceramic electric internal heating hot dip galvanizing furnaces produced by Taiwanese enterprises, with an annual design output of more than 100,000 tons. Among them, Zhaoyun Power is a shortlisted manufacturer of UHV materials for power companies, with a market share of more than 30%. The company has successively provided products and technical services for the construction of many highways such as Beijing-Xinjiang, Beijing-Taiwan, Beijing-Dezhou, and Beijing-Xiong'an, as well as large-scale UHV power transmission projects-Changji-Guquan ±1100KV lines, Xiong'an New Area underground pipe gallery projects, offshore wind power projects, and Northwest solar photovoltaic power generation projects. All product performance and indicators meet the relevant standard requirements, and are also exported to overseas markets such as Southeast Asia, Africa, and South America. The company has strong technical research and development capabilities, has established a standardized research and development organization, has 5 technical research and development personnel, and more than 30 engineering and technical personnel are involved. It specializes in the technical processes and product research and development of various types of fasteners such as power, transportation, and wind power. Among them, more than ten patented products such as "conical anti-theft nuts" and "circular composite anti-theft bolts" independently developed have been widely promoted and applied in power transmission line projects. Since its establishment, the company has always placed product quality in the position of the company's development. The product quality has been unanimously praised by users and power, traffic safety and other departments for many years. The main quality inspection equipment includes: tensile testing machine (200T, 100T), impact testing machine, various hardness testers, metallographic fiber microscope, salt spray testing machine, flaw detector, torque coefficient testing machine, hydrogen embrittlement preload testing machine, metal element analyzer and more than 30 related equipment and instruments, with complete inspection items. It has successively passed ISO9001 quality management system certification, ISO14001 environmental management system certification, and ISO45001 occupational health and safety management system certification. Since its establishment 30 years ago, the company has always adhered to the corporate philosophy of "technological innovation of products, integrity to build brand", and subtly passed on corporate values and business philosophy to employees, thus shaping a highly cohesive and loyal workforce. In the future, Yunchang Company will continue to uphold the management philosophy of "people-oriented, unity of knowledge and action", aiming to create high-quality manufacturing experts, innovate management models and incentive mechanisms, improve after-sales service, and serve new and old customers with a new attitude, and serve infrastructure construction.
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Hebei Gunai'an Industrial Co., Ltd.Address: Southeast corner of the intersection of Xihuan Road and Guangfu Street, Yongnian District, Handan City, Hebei ProvinceCompany website: http://www.fixdex.com.cnCompany OverviewHebei Gunai'an Industrial Co., Ltd. was established in 2013. It is a high-tech enterprise integrating R&D, production and sales. The company has 5 large-scale manufacturing plants and is one of the largest domestic manufacturers of anchor bolts, expansion bolts, full screws, short tooth rods, photovoltaic brackets and hardware accessories, and hexagonal bolts and nuts. The company has its own environmental assessment and multiple surface treatment production lines. All products are produced by the entire industrial chain in the factory, which can ensure high quality and fast delivery. The company is a factory certified by the European Union ETA, North American ICC, European CE and international ISO9001, a national high-tech enterprise, a participating unit in the compilation of many national standards, a specialized and new enterprise, a postdoctoral research mobile station, a provincial R&D and innovation platform industry-university-research base, and a pilot base of the China Fastener Research Institute. At present, the company's products are exported to advanced countries such as Europe, America, Japan, and Southeast Asia. Hebei Gunai'an Industrial Co., Ltd. covers an area of 30,000 square meters and mainly produces various anchor bolts and screws, including car repair anchors, mechanical anchors, chemical anchors, sleeves, and internal anchors. The company has more than 150 employees.
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Shandong Meiling Chemical Equipment Co., Ltd.Address: No. 998, Niushan, Linzi District, Zibo City, Shandong ProvinceCompany website: http://www.sdmeiling.com.cn/Company OverviewShandong Meiling Group is located in Linzi, the ancient capital of Qi State, adjacent to the Tianqi Royal Mausoleum Scenic Area and Taigong Lake National Water Conservancy Scenic Area, with rich culture and beautiful environment. The Jiqing High-speed Railway, Jiqing Expressway and Jiaoji Railway run through it, with convenient transportation. Shandong Meiling Group was founded in 1958, with a total area of 360,000 square meters and more than 1,000 employees. The group covers two major industries, machinery manufacturing and environmental protection water affairs, and is mainly engaged in the design and manufacture of large high-pressure vessels, auto parts, high-strength fasteners, heavy forgings, air-conditioning fans, the design, construction, operation and evaluation of environmental engineering, as well as power construction, comprehensive inspection and testing, urban water supply and mineral water production. The Group has more than 2,000 sets of production equipment and testing equipment and facilities for machinery manufacturing and environmental engineering, with complete equipment and facilities. It has obtained special equipment production license for large high-pressure vessels (A1 including design), ASME "U" and "U2" stamp authorization, NBIC "NB" stamp authorization, special equipment manufacturing license for pressure pipe components, professional contracting for environmental engineering, environmental engineering and drainage engineering design, ecological construction and environmental engineering consulting and other qualifications; it has established Shandong Provincial Enterprise Technology Center, Shandong Province High-efficiency Energy-saving Heat Exchanger Engineering Technology Research Center, High-concentration Organic Wastewater and High-salt Chemical Wastewater Treatment Technology Research and Development Center, Shandong Provincial Academician Workstation and Shandong Provincial Postdoctoral Innovation Practice Base, etc., and has 214 national authorized patents, including 12 invention patents. The Group has passed the quality, environment, occupational health and safety management system certification, international automotive industry quality management system certification, as well as intellectual property management, integration of industrialization and informationization, welding management and other system certifications. Introducing ERP management system in the same industry to achieve close integration of enterprise management and information technology, and using industrial Internet to continuously deepen the integration of industrialization and informatization, gradually integrating ERP, PLM, MES, SCM, WMS, OA and other management systems, realizing human-machine collaborative instructions in product design, procurement, warehousing, manufacturing, inspection and other processes, and building digital and intelligent factories. The group has 5 national high-tech enterprises. Meiling shares is a listed company on the "New Third Board". The company is the main supplier of Sinopec, PetroChina, CNOOC and China National Chemical Corporation, and is a high-quality supplier of China National Heavy Duty Truck, Shaanxi Heavy Duty Truck, Germany's ZF Group, etc. The group adheres to the scientific and technological innovation model that combines production, learning and research, and has established close technical cooperation relations with universities and scientific research institutions such as China University of Petroleum, Shandong University, Xi'an Jiaotong University, Beijing University of Chemical Technology, Nanjing University of Aeronautics and Astronautics, Sinopec Luoyang Engineering Co., Ltd., and Sinopec Engineering Construction Co., Ltd., and is jointly committed to the research and development of new products with high technical content and economical and practical.
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China Power Construction Group Henan Electric Power Equipment Co., Ltd.Address: No. 885, Jiefang Road, Zhaoling District, Luohe City, Henan ProvinceCompany website: http://hnqc.powerchina.cn/Company OverviewChina Power Construction Group Henan Electric Power Equipment Co., Ltd. (referred to as "Henan Equipment Company") was founded in 1958 and is a subsidiary of China Power Construction Equipment Group Co., Ltd., a Fortune 500 company. The company is located in Luohe City, Henan Province, with total assets of 793 million yuan. It is a national high-tech enterprise, Henan Province Energy-saving Electric Power Fittings Engineering Technology Research Center, Henan Province Innovative Pilot Enterprise and Intellectual Property Advantage Enterprise. The company is mainly committed to 1100 kV and below transmission, transformation and distribution fittings; new energy wind power anchor bolts, anchor plates, tower bolts; new energy photovoltaic brackets; power construction and segment bolts, cable trays and other products and services. The company has complete product qualifications, including the qualification for the production of UHV line hardware, the third-level professional contracting of urban and road lighting, power transmission and transformation projects, the third-level installation license, the fourth-level repair license, and the fourth-level testing license for power facilities installation (repair and testing). It has passed the ISO9001, ISO14001, ISO45001 quality, safety, and occupational health integration "three-in-one" management system certification, and the EU CE certification. It has low-pressure casting machines, 800-ton die-casting machines, CNC machining centers, 1000-ton servo direct-drive electric screw presses, 300T (200T) horizontal tensile testing machines, 100T servo universal testing machines, magnetic particle flaw detectors, pendulum impact testing machines that can meet -40℃, spectrometers, and more than 400 production equipment and experimental equipment, forming a die-casting automation production line, anchor bolt automation production line, photovoltaic automation production line, nut automation production line and other automation production lines. The company participated in the formulation of 1 national standard and 4 industry standards, and has accumulated 2 invention patents, 81 utility model patents, 6 appearance patents, 9 software copyrights, and 744 valid test reports of various hardware, fasteners, etc. The company is a professional manufacturer of power hardware in China and a qualified supplier of State Grid and China Southern Power Grid. The company continues to deepen the overall market layout around "power grid", "power supply" and "power construction", and has participated in the construction of more than 20 UHV lines. The company's products are exported to more than 40 countries in Europe, Asia, Africa, South America, etc., and the market map is constantly expanding. The domestic and international markets are exerting two-way efforts, and the "multi-core, multi-dimensional" market-oriented marketing model is constantly consolidated and strengthened. The company seizes the opportunity of new energy development, accelerates the adjustment of industrial structure, and actively develops products such as photovoltaic brackets, wind power anchor bolts and new industries such as urban rail transit construction. The photovoltaic bracket product area has achieved 10.2GW of performance, and the wind power anchor bolt has achieved 8.2GW of performance and obtained domestic PCCC certification and EU CE certification. The performance of new energy products covers the "five big and six small" state-owned power generation groups and local energy companies such as "Huadian", "Huaneng" and "Datang". Wind power anchor bolts are exported to Bosnia and Herzegovina, Uzbekistan and other countries; subway segment bolts have been used in "Luoyang Rail Transit Line 1", "Wuhan Metro Line 7 and 12", "Fuzhou Gaishan to Dongtai Culvert Power Engineering Project", etc.; at the same time, the company has developed new energy products such as tower connection bolts and tower internal accessories, and the product line is constantly expanding. In the future, China Power Construction Group Henan Electric Power Equipment Co., Ltd. will adhere to the core values of "strengthening quality internally, shaping image externally; sincere service, and seeking common development", focus on market orientation, innovation leadership, lean management, and talent-driven enterprises, strive to strengthen the foundation and make up for shortcomings, and strive to achieve high-quality development of the company.
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Huanghua Yufutai Hardware Products Co., Ltd.Address: No. 7 Road, Huanghua Economic Development Zone, Cangzhou City, Hebei ProvinceCompany website: http://www.old.china-yft.cn/Company OverviewHuanghua Yufutai Hardware Products Co., Ltd. was established in 1988 and focuses on the research and development, production and sales of hardware products. The company focuses on supplying new energy photovoltaic projects such as centralized, distributed, agricultural photovoltaic, and fish photovoltaic at home and abroad. The company covers an area of 67.23 acres and the factory area is 46,300 square meters. The company is located in Huanghua Economic Development Zone, Huanghua City, Hebei Province, in the Bohai Bay Development Belt of my country. The superior geographical location is the hub of "facing the Bohai Sea and close to Beijing and Tianjin". This place is also the center of the Northeast Asian Economic Circle. Convenient transportation and first-class service provide excellent conditions for the company's better and faster development and customer visits. Yufutai's product range includes various types of ground piles, solar photovoltaic brackets, and various types of building parts and accessories, such as screw piles, screws, anchors, etc. Yufutai represents the corporate characteristics of innovation, professionalism, and excellence. Yufutai is committed to the research and development of new products, optimizing production efficiency, and reducing energy consumption costs to ensure that each product can achieve a perfect combination of high quality and high performance in any construction environment, and provide customers with indispensable technical support required during the construction process. As a pioneer in this field, Yufutai's professional technical team has strengthened our leading position in the global industrial field by focusing on innovative research and sustainable improvement, and has established solid cooperative relationships with companies in the United States, Japan and other places, such as the construction of solar photovoltaic brackets, greenhouse construction, street lighting projects and pasture fence construction in modern farms. Yufutai has proved to the vast number of customers who choose Yufutai through a series of strengths such as excellent service, reasonable assistance, and rapid response support: Yufutai is your trustworthy partner!
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Hebei Tuofa Communication Power Equipment Manufacturing Co., Ltd.Address: No. 111, Luchan Street, Southwest Industrial Park, Yongnian District, Handan City, Hebei ProvinceCompany website: https://www.tuofajt.com/Company OverviewHebei Tuofa Communication Power Equipment Manufacturing Co., Ltd. was established in 2006 with a registered capital of 100 million yuan. It is located at No. 111 Luchan Street, Southwest Industrial Park, Yongnian District, Handan City, Hebei Province, covering an area of 56 acres, with a total investment of 158 million yuan and a construction area of more than 23,000 square meters. It is a technology-based enterprise integrating R&D, production and sales. The company has an independent provincial R&D center and testing center. After more than ten years of development, it has become a professional manufacturer of power towers, power iron accessories, power fittings, transformer accessories, communication equipment, railway equipment and other influential national products. The company's products are widely used in power construction such as State Grid, China Southern Power Grid, China Mobile, China Unicom, China Railway Construction, China Power Construction, Natural Gas Co., Ltd., China Petroleum, etc., and contribute to the power construction of more than 20 provinces such as Hebei, Henan, Anhui, Inner Mongolia, Gansu, Tibet, Hunan, Hubei, etc. While steadily occupying the domestic market, the company is also actively exploring the international market, and its products are directly exported to more than 30 countries and regions such as Russia, Canada, Chile, Brazil, Malaysia, Kenya, Tanzania, etc. The company has won many honorary titles such as "Little Giant" Enterprise of Specialization, Specialization and Innovation, Green Factory Enterprise of Hebei Province, "High-tech Enterprise", "Little Giant of Science and Technology of Hebei Province", etc. Over the years, the company has been adhering to the corporate value concept of "integrity, innovation, pragmatism and development" and the corporate spirit of "pioneering innovation and developing the future", focusing on building the Tuofa brand and striving to become an excellent symbol and endorsement. It aims to build a modern strong enterprise with honesty and trustworthiness as the cornerstone, customer satisfaction as the criterion, technological innovation as the driving force, and manufacturing high-quality products as the pursuit.
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Hebei Shengxin Fastener Manufacturing Co., Ltd.Address: Yongnian Standard Parts Industrial Park, Yongnian District, Handan City, Hebei ProvinceCompany website: http://www.hbsxzz.com/Company OverviewHebei Shengxin Fastener Manufacturing Co., Ltd. is located in Yongnian, a distribution center for fastener products in my country. The company was established in 2004. After more than ten years of development, it is now a large-scale fastener enterprise integrating production, sales, technology and services. The production and sales product range covers all categories of fasteners. The main products include high-strength bolts, high-strength nuts, steel structure bolts, welding nails, anchor bolts, stud bolts, tie rods, U-shaped wires, clamps, embedded plates and other fastener products. The company adheres to the service tenet of "integrity-based, customer-oriented", the business philosophy of "integrity, service, and win-win cooperation", and the business policy of "high-quality products, high-quality team, and fast delivery". For many years, it has maintained a good cooperative relationship with customers from all over the world with good product quality and high-quality after-sales service.
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Ningbo Dazhi Machinery Technology Co., Ltd.Address: No. 612, Fuchunjiang Road, Xinqi, Beilun District, Ningbo City, Zhejiang ProvinceCompany website: http://www.dazhicorp.com/Company OverviewNingbo Dazhi Machinery Technology Co., Ltd. focuses on the production, R&D and design of products for the clean energy market. It mainly engages in the R&D, production and sales of solar photovoltaic brackets, special fasteners for wind power equipment and power transmission products. The company was established in February 2012 and is located in Ningbo Beilun Port in the Yangtze River Delta Economic Zone, with a very convenient land, air and sea transportation network. The company has advanced equipment, superb technical strength, good reputation, complete quality inspection and perfect guarantee system to provide customers with high-quality products.
Categories related to Anchor Bolt
Table of Contents
Information
Anchor Bolt Information
What is Anchor Bolt
An anchor bolt is a type of fastener used to attach objects or structures to concrete, masonry, or other solid substrates. It consists of a threaded end and an expansion or embedment end. Anchor bolts are inserted into pre-drilled holes in the substrate, and when tightened, they expand or bond, providing a secure connection. They are essential in construction, civil engineering, and industrial applications for anchoring machinery, steel columns, and building components.
History of Anchor Bolt
The anchor bolt has evolved over time to meet the growing needs of construction and engineering. From simple designs, modern anchor bolts incorporate advanced materials and designs, such as chemical anchors and mechanical expansion bolts, enabling more reliable and stronger connections in different substrates, from concrete foundations to brick walls.
Purpose of Anchor Bolt
The main purpose of an anchor bolt is to provide a secure and permanent connection between a structure or object and a substrate. They are used to anchor steel frames, machinery bases, guardrails, and other heavy loads to concrete or masonry, ensuring stability and safety in buildings, bridges, and industrial facilities. Anchor bolts transfer loads from the object to the substrate, resisting forces like tension, shear, and vibration.
Principle of Anchor Bolt
Anchor bolts operate by using different mechanisms to achieve fixation. Mechanical anchor bolts expand within the hole when tightened, using wedges, sleeves, or other expanding elements. Chemical anchor bolts use a resin or adhesive that cures and bonds the bolt to the substrate. The threaded end allows for attaching nuts and washers, which tighten the bolt, applying force that secures the object to the substrate, distributing the load effectively.
Features of Anchor Bolt
- Bolt Material: Anchor bolts are typically made of steel, with different grades and coatings for corrosion resistance. High-strength bolts are used in critical applications, and coatings like zinc or epoxy protect against rust in harsh environments.
- Type of Anchor: There are various types, including wedge anchors, sleeve anchors, expansion anchors, and chemical anchors. Each type uses a different method to secure the bolt, with wedge anchors expanding mechanically, sleeve anchors using sleeves, and chemical anchors relying on adhesive resins.
- Thread Size and Length: Anchor bolts come in different thread sizes and lengths, selected based on the load requirements and the thickness of the substrate. Longer bolts are used in thicker substrates, and larger threads provide higher clamping force.
- Load Capacity: Anchor bolts have specified load capacities, indicating the maximum force they can withstand in tension, shear, and combined loads. The load capacity depends on the bolt type, size, and substrate conditions.
Types of Anchor Bolt
- Wedge Anchor: One of the most common types, wedge anchors expand by driving a wedge into the hole, creating a secure fit. They are used in concrete and masonry, suitable for light to heavy loads and are easy to install.
- Sleeve Anchor: Uses a sleeve that expands when the bolt is tightened, providing a strong grip in concrete and masonry. They are versatile and can be used in different hole sizes and depths.
- Expansion Anchor: Expands by tightening a bolt, which compresses an expansion cone or plug, creating a tight fit. They are used in various substrates and offer good performance in both tension and shear loads.
- Chemical Anchor: Utilizes a two-part epoxy or resin that is injected into the hole before inserting the bolt. The resin cures, bonding the bolt to the substrate, offering high load capacity and resistance to vibration, suitable for critical and high-load applications.
- Specialty Anchor Bolts: Some anchor bolts are designed for specific applications, such as self-drilling anchors that drill and anchor in one step, or anchor bolts for seismic applications, designed to withstand earthquake forces.
Precautions for using Anchor Bolt
- Substrate Preparation: Ensure the substrate is clean, dry, and free of debris before installing anchor bolts. Drilling the correct size and depth of hole is crucial for proper installation and load transfer.
- Installation Tools: Use appropriate tools, such as a hammer drill for mechanical anchors and an epoxy injector for chemical anchors. Follow manufacturer's instructions for torque settings and installation procedures to ensure proper installation.
- Load Calculation: Calculate the loads and forces the anchor bolts will experience, and select the appropriate type and size of bolt. Overloading can lead to anchor failure and potential structural damage.[!--empirenews.page--]
- Inspection and Maintenance: Inspect anchor bolts periodically, especially in critical applications, for signs of corrosion, loosening, or damage. Replace or repair damaged anchor bolts to maintain structural integrity.
Things to consider when purchasing Anchor Bolt
- Substrate Type: Consider the substrate, such as concrete, brick, or stone, and choose the appropriate anchor bolt type. Different substrates require different anchoring methods for optimal performance.
- Load Requirements: Determine the loads the anchor bolt will bear, including tension, shear, and vibration. Select a bolt with sufficient load capacity and consider safety factors in design.
- Bolt Size and Length: Choose the correct bolt size and length based on the load, substrate thickness, and the object being anchored. Ensure the bolt extends deep enough into the substrate for proper load transfer.
- Type of Anchor: Decide between mechanical and chemical anchors based on the application, installation conditions, and load requirements. Chemical anchors offer high strength but require proper mixing and curing of the resin.
- Brand and Quality: Opt for a reputable brand known for manufacturing reliable anchor bolts, especially for critical applications in construction and engineering, to ensure structural safety.
Terms of Anchor Bolt
- Bolt Material: The steel or alloy used for the anchor bolt, which affects its strength, durability, and corrosion resistance.
- Expansion Mechanism (for mechanical anchors): The part of the bolt that expands, such as a wedge or sleeve, which secures the bolt in the substrate by mechanical means.
- Chemical Resin (for chemical anchors): The adhesive used in chemical anchors that bonds the bolt to the substrate, providing high load capacity and resistance to vibration.
- Thread: The threaded part of the anchor bolt used for attaching nuts and washers, which allows for tightening and load transfer.
- Load Capacity: The maximum force the anchor bolt can safely support in tension, shear, or combined loads, which is a critical factor in design and installation.
