Featured

  • 18 Years Factory Flat Head Hex Bolt - Hexagon Bolt – Changlan

    18 Years Factory Flat Head Hex Bolt - Hexagon Bolt – Changlan

    Product Description 1. We use recognized high-quality raw materials to make the products. 2. At present, it has domestic advanced production equipment for bolts, nuts, double heads and foundation and complete product testing equipment, etc. 3. We have a professional production team and a mature operation team with many years of experience. 3. The products meet the industry’s high standard of quality management system, quality control layer by layer, strict treatment of suboptimal p...
  • Factory making Flat Top Carriage Bolt - Hexagon Bolt – Changlan

    Factory making Flat Top Carriage Bolt - Hexagon Bolt – Changlan

    Product Description 1. We use recognized high-quality raw materials to make the products. 2. At present, it has domestic advanced production equipment for bolts, nuts, double heads and foundation and complete product testing equipment, etc. 3. We have a professional production team and a mature operation team with many years of experience. 3. The products meet the industry’s high standard of quality management system, quality control layer by layer, strict treatment of suboptimal p...
  • Factory wholesale Sleeper Screws - Spring Washer – Changlan

    Factory wholesale Sleeper Screws - Spring Washer – Changlan

    Product Description 1.Springwashersare widely used in load-bearing and non-load-bearing structures of general mechanical products. They are characterized by convenient installation and suitable for the parts with frequent installation and disassembly. Spring washers in the screw industry, often called spring gaskets. Its material has stainless steel and carbon steel, carbon steel is iron usually with 65Mn spring steel or 70# carbon steel,3Cr13, can also be used in stainless steel materia...
  • High reputation Heavy Duty Masonry Fixings - Wedge Anchors – Changlan

    High reputation Heavy Duty Masonry Fixings - Wedge Anchors – Changlan

    Product Description 1. wedge anchor There are no high requirements for concrete void depth and cleanliness, easy to install, and the price is not expensive. Choose appropriate embedding depth according to the thickness of the fixed roof. With the increase of embedding depth, the tension increases. This product has reliable expansion functionThis product has longer threads and is easy to install, and is often used in heavy load service. To obtain reliable, large fastening force, it is nec...
  • Original Factory Hot Dipped Galvanized Carriage Bolts - Carriage Bolt – Changlan

    Original Factory Hot Dipped Galvanized Carriage Bolts - Carriage Bolt – Changlan

    Product Description 1. Generally speaking, a bolt is used to connect two objects, usually through a light hole. It needs to be used with a nut. Tools usually use a wrench. The head is mostly hexagonal and generally larger. Carriage bolts are applied in the groove. The square neck is stuck in the groove during installation and can be lifted to prevent the bolt from rotating. Carriage bolts can be moved in parallel in the groove. Because the head of the carriage bolt is round, there is no ...
  • China Cheap price Stud Bolt - Hexagon Bolt – Changlan

    China Cheap price Stud Bolt - Hexagon Bolt – Changlan

    Product Description 1. We use recognized high-quality raw materials to make the products. 2. At present, it has domestic advanced production equipment for bolts, nuts, double heads and foundation and complete product testing equipment, etc. 3. We have a professional production team and a mature operation team with many years of experience. 3. The products meet the industry’s high standard of quality management system, quality control layer by layer, strict treatment of suboptimal p...
  • Factory Outlets 10 Inch Carriage Bolts - Stud Bolt – Changlan

    Factory Outlets 10 Inch Carriage Bolts - Stud Bolt – Changlan

    Product Description 1. A bolt is a screw with a larger diameter or without a head, such as a stud. Generally, it is not called “stud” but “stud”. The most common form of a double-ended stud is threaded at both ends with a smooth rod in the middle. Most typical use: anchor bolt, or similar anchor bolt, thick connection, when ordinary bolt cannot be achieved。 2. A fixed link function used to connect machinery. Studs are threaded at both ends and the middle screw, e...
  • Factory directly supply Brass Hex Head Bolts - Hexagon Bolt – Changlan

    Factory directly supply Brass Hex Head Bolts - Hexagon Bolt – Changlan

    Product Description 1. We use recognized high-quality raw materials to make the products. 2. At present, it has domestic advanced production equipment for bolts, nuts, double heads and foundation and complete product testing equipment, etc. 3. We have a professional production team and a mature operation team with many years of experience. 3. The products meet the industry’s high standard of quality management system, quality control layer by layer, strict treatment of suboptimal p...
  • Quality Inspection for Stainless Anchor Bolts - Hexagon Bolt – Changlan

    Quality Inspection for Stainless Anchor Bolts - Hexagon Bolt – Changlan

    Product Description 1. We use recognized high-quality raw materials to make the products. 2. At present, it has domestic advanced production equipment for bolts, nuts, double heads and foundation and complete product testing equipment, etc. 3. We have a professional production team and a mature operation team with many years of experience. 3. The products meet the industry’s high standard of quality management system, quality control layer by layer, strict treatment of suboptimal p...
  • Chinese Professional Lag Bolt Into Stud - Hexagon Bolt – Changlan

    Chinese Professional Lag Bolt Into Stud - Hexagon Bolt – Changlan

    Product Description 1. We use recognized high-quality raw materials to make the products. 2. At present, it has domestic advanced production equipment for bolts, nuts, double heads and foundation and complete product testing equipment, etc. 3. We have a professional production team and a mature operation team with many years of experience. 3. The products meet the industry’s high standard of quality management system, quality control layer by layer, strict treatment of suboptimal p...
  • Excellent quality Concrete Anchor Bolt Sleeves - Hexagon Socket Bolt – Changlan

    Excellent quality Concrete Anchor Bolt Sleeves - Hexagon Socket Bolt – Changlan

    Product Description 1. Cylon head hex socket screw, also referred to as hex socket bolt, cup head screw, hex socket screw, its name is not the same, but the meaning is the same. Generally used hexagonal socket cylindrical head screws and 4.8, 8.8, 10.9, 12.9 class 2. Hexagon socket bolts are divided into ordinary and high strength bolts according to the strength grade. Ordinary hex socket bolts refer to grade 4.8, high strength hex socket bolts refer to grade 8.8 or above, including grad...
  • Newly Arrival Black Hex Head Bolts - Carriage Bolt – Changlan

    Newly Arrival Black Hex Head Bolts - Carriage Bolt – Changlan

    Product Description 1. Generally speaking, a bolt is used to connect two objects, usually through a light hole. It needs to be used with a nut. Tools usually use a wrench. The head is mostly hexagonal and generally larger. Carriage bolts are applied in the groove. The square neck is stuck in the groove during installation and can be lifted to prevent the bolt from rotating. Carriage bolts can be moved in parallel in the groove. Because the head of the carriage bolt is round, there is no ...