... standard(G30, G43, G70, G80) ect Stainless steel link chain DIN766(DIN5685A)We could supply carbon steel chain with Grade 80 ... or stainless steel 304 or carbon steel3) Standard: DIN763(DIN5685C), DIN766(DIN5685A), Australian type, ASTM standard(G30, G43, G70, G80) , Norwegian ... , please email us for full catalogue Stainless steel link chain DIN766(DIN5685A)