结构用不锈钢管（GB/T14975），流体用不锈钢管(GB/T14976)等
不锈钢无缝管材质有201,202,301,310,310S,304,304L, ;316,316L,317, 317L,321,409L 904L.....
不锈钢棒材材质有; 201,202,301,310,310S,304,304L,316,316L,317, 317L,321,409L 904L....
不锈钢板材材质有；201,202,301 304 316 316L 316LN 317 317L 309 309S 310 310S 904L 409L