Shackle is a product of rigging.
According to the production method, the shackle standard can be divided into three types: national standard, American standard and Japanese standard.
According to the form classification, it can be divided into: bow type, bow type with safety nut, D type, D type with safety nut.
If the shackle is classified according to the place of use, it can be divided into two types: marine and land.
Shackles can be divided into 4 times, 5 times, 6 times and 8 times according to their safety factor.
Shackle materials include carbon steel, alloy steel, stainless steel, high-strength steel and other materials.
Shackle surface treatment is galvanized, painted, plated Dacromet.
The rated load of the shackle is: 0.33T, 0.5T, 0.75T, 1T, 1.5T, 2T, 3.25T, 4.75T, 6.5T, 8.5T, 9.5T, 12T, 13.5T, 17T, 25T, 35T, 55T , 85T, 120T, 150T, large tonnage shackles are 1000t and 1500t, which are special shackles.
Shackles are characterized by small size and high strength. Shackles can be generally used for rigging end fittings and are directly connected to the objects to be lifted during lifting operations. When the rigging is used in conjunction with the beam, the shackle is the most widely used connection tool in lifting operations, and is mainly used for frequent installation and removal of connection parts in hoisting. D-ty
pe shackles are mainly used for single-limb rigging.
Shackles are widely used in electric power, metallurgy, petroleum, machinery, railway, chemical, port, mining, construction and other industries.
