Criteria for scrapping hooks: The hooks should be inspected regularly. If one of the following conditions is found, the hooks must be scrapped and replaced. 1. When the surface has cracks and cracks, the opening is increased by 15% compared with the original size. 2. Dangerous section and hook neck have permanent deformation, torsion deformation exceeds 10 degrees; 3、 The wear of the section of the hanging rope is more than 10% of the original height. 4. Plastic deformation occurs in dangerous section and hook shaft.
Related Posts
Specification for safe use of shackles China JBY Supply
Shackle,Eyebolt, Hoist hook,Wire rope are the main end fittings of sling rope and hanger. Whether they are used correctly or not is directly related to the load-bearing safety of hanger and hanger. The standard use of shackles can extend the service life of shackles and ensure... read more
Company news
The company is promoting the brand,product price preference and quality assurance of brand products .Welcome to consult,look forward to working with you . read more
Use of hoisting rigging China JBY Supply
1, the appropriate lifting tools must be selected according to the weight and geometric dimensions of the lifting objects. 2. Wire rope shall not be used for any of the following circumstances: A. broken strand or using broken wire increased. B. The phenomenon of twisting dead knot,... read more
Performance characteristics and maintenance of die forging shackles China JBY Supply
Performance characteristics of die forging Shackles: 1. The unloading body is forged by high-quality carbon structure or alloy structure and stops heat treatment. It has small volume and high strength. 2. The experimental load of the shackle is 2 times the limit working load, and the... read more
Regular inspection of wire rope China JBY Supply
During the use of wire ropes, regular inspections must be carried out according to the regulations, and the inspection results shall be carefully recorded. By monitoring the wire rope at any time, it provides a basis for safe and reasonable use of wire rope.... read more
How to use the Turnbuckle China JBY Supply
Turnbuckle is also known as a rigging, refers to the two ends of the right and left-handed thread to adjust the length of the connection of the connector fittings. If you don’t work hard, you can only inherit one of the trillions of OC-type... read more
Use and precautions of Eye Hoist Hook China JBY Supply
Hooks should pay attention to the environment conditions used together with the rigging, and shall not use twisted rigging. The hook in the lifting process, lifting the goods prohibited by the collision and impact. It must pay attention to maintenance work. In order to ensure... read more
Operation management of hoisting machinery China JBY Supply
1. management of operators Operators should learn and master the relevant knowledge of the structure, working principle, technical performance, safety operating procedures, maintenance and maintenance system of the hoisting machinery used and the relevant national laws, regulations and standards before they go on duty. After... read more
Repair of wire rope in use China JBY Supply
As a part of rigging, wire rope rigging plays a very important role in hoisting engineering. However, the wire rope can not be used casually, in the process of hoisting there are also a lot of things to pay attention to. Below, give you... read more
General Requirements For Shackle China JBY Supply
1. Shackle should be smooth, cracks and other defects are not allowed, sharp edges, combustion. 2. Cast iron or cast iron shackles prohibited. The buckle can be made of steel forgings and axle pin bars processed after forging. 3. No drilling or welding repair . Permanent... read more