Our main products are stainless steel pipes and tubes,sheet and plates,strips and coils,flat bar and round bars. 1. Grade:201. ... ASTM, DIN, GB, JISGRADE201,202,304,304L,316,316L,309s,310s201,202,304,304L,316,316L,309s,310s201,202,304,304L,321 ... in Zibo, engaged in the production of stainless steel plates and stainless steel tubes. We provide good quality products and services for domestic and foreign ...