Standards:
G70, G80 chain produced by wafios machines
DIN 5685 A/C short/long link chain
DIN 763, 764 and 766 link chain
Ordinary mild steel link chain
ASTM80, G30, G43, G70, G80 chain
NACM90, 96, 99, G30, G43, G70 chain
Coil/machine strength link chain
Passing link chain