Material: 304,304L,321,F321,316,316L,310S,317,317L,347H,2205
Normal Sizes:
Outside diameters:6--630mm
wall thickness:0.6-30mm
Length:1-12m

Standard: GB/9948-88,GB/T13296-91,GB/T14976-2002,GB/T14975-2002
                  ASTM,A312/312M,ASTM,A213/213A,ASTMA269/269M
                 DIN2469
                 JIS,G3463