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  • Quality Inspection for Hot Dipped Galvanized Hex Bolts - Hexagon Bolt – Changlan

    Quality Inspection for Hot Dipped Galvanized Hex 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...
  • 2021 High quality Garage Door Carriage Bolts - Stud Bolt – Changlan

    2021 High quality Garage Door 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...
  • Special Design for Hex Washer Head Bolt - Hexagon Bolt – Changlan

    Special Design for Hex Washer Head 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...
  • OEM Customized Hex Nut Bolt - Lock nut – Changlan

    OEM Customized Hex Nut Bolt - Lock nut – Changlan

    Product Description 1. Fastening nut, self – tightening nut is a common type of fastening nut. Including mechanical anti – loose, riveting and punching anti – loose, friction anti – loose, structural anti – loose. Nowadays, self-locking fasteners are widely used to prevent loose thread: 2. Use various self-locking bolts or ring-grooved rivets to realize self-locking; 3. All kinds of spring washers are installed in the thread connecting pair to realize thread self...
  • Factory selling Stainless Hex Head Bolts - Hexagon Socket Bolt – Changlan

    Factory selling Stainless Hex Head Bolts - 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...
  • 2021 High quality Garage Door Carriage Bolts - Hexagon Socket Bolt – Changlan

    2021 High quality Garage Door Carriage Bolts - 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...
  • OEM Supply Brick Fixing Bolts - Hexagon Bolt – Changlan

    OEM Supply Brick Fixing 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 wholesale Eye Bolt - Carriage Bolt – Changlan

    Chinese wholesale Eye Bolt - 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 ...
  • Wholesale Single Head - Chemical anchor bolt – Changlan

    Wholesale Single Head - Chemical anchor bolt – Changlan

    Product Description 1. Chemical anchor is a new type of fastening material, which is composed of chemical agent and metal rod. Can be used for all kinds of curtain wall, marble dry hanging construction after the installation of embedded parts, also can be used for equipment installation, highway, bridge guardrail installation; Building reinforcement and transformation and other occasions. Because the chemical reagents contained in the glass tubes are flammable and explosive, the manufact...
  • Best-Selling Light Pole Anchor Bolts - Stud Bolt – Changlan

    Best-Selling Light Pole Anchor 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...
  • OEM/ODM China Stud Bolt Anchor - Carriage Bolt – Changlan

    OEM/ODM China Stud Bolt Anchor - 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 wholesale L Bolt - Stud Bolt – Changlan

    China wholesale L Bolt - 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...