Standard:
ASTM: A53-A, A53-B, A106-A, A106-B, A106-C, CK45;
ASTM 519-03
GB/T 8162: 10, 20, 35, 45, Q235, Q345(16Mn), 40Cr;
GB/T 8163
GB /T3087-1999
GB/T 5312-1999

ClassificationSociety: CCS, BV, ASTM, DIN, JIS, ASTM, LR

Specification: OD: 10mm~580mm WT: 1mm~30mm

Packing: Standard export, knitting bags, plastic end,
Min. Order: 10, 000kg