ASTM-A249 stainless steel welded pipe 1.Standard:A213, A312, A249, A269 2.Grade:201, ... , 321, 316L, 310S ASTM-A249 stainless steel welded pipe1. Type: seamless steel pipe/ welded steel pipe2. Usage: industrial usage, decorative usage3. ... TP201, TP304, TP304L, TP321, TP316/TP316L, TP310Sstainless steel pipe, stainless steel welded pipe, stainless steel decorative pipe5. Thickness: 0.25mm-20mm6. Outer ...