1)Automatic machine made 2) galvanize zinc plated 3)Materials: carbon steel and stainless steel 1) Welded Chain & link chain & iron chain1)Automatic machine made 2) galvanize zinc plated3)Materials: carbon steel and stainless steel Q1954) Standards: JIS, DIN, ASTM, and BSType: DIN766, DIN763, DIN5687, DIN5686, DIN5685, grade 40/70/80Size :2mm to 25mmPackaging: gunny bag reel, bag, drum, carton, ...