Mine three-link chain 32*140 welded and forged three-link chain

Mining three-link chain
*
Welding
Forged three-link chain

Suitable for transporting coal, gangue, materials and other types of mining trucks and forestry wood transportation connections catch.
The first fire is upsetting, square drawing, flattening, preliminary molding, forging end rings, large double-edged middle-chopped rings, small double-edged edge-chopped rings, spot punching, edge punching, and chain separation. Ring
The second fire is used to remove the remaining material of the middle and end rings, and the flash and burrs are checked
The third fire is used to forge the dull end half ring, and the flash burrs of the inner and outer rings are removed
The fourth fire is Forging the full-end ring, removing internal and external flash, and checking for deburring
Forging the middle ring in the fifth heat, removing internal and external flash, and checking for deburring
Precision forging three rings in the sixth heat, removing all the burrs Remove the burrs inside the ring, remove the burrs outside each ring, and check the deburring
Specifications
Width
Arc radius
Weight (

Set)
Test load

Minimum inner width
Maximum outer width