Steel Grade
Austenitic: 304/304L, 316/316L, 317/317L, 310/310S, 321/321H, etc.
Ferritic: 429, 430, 434
Martensitic: 403, 410, 420
Duplex: UNS S31803(2205)
Titanium and Nickel Alloys

Product Specification
Small Size Pipe from Continuous Lines:
OD: 10-273 mm
WT: 0.5-10mm
Large Size Pipe from Bending Lines:
OD: 219-2500mm
WT: 1.5-50mm
U-Tubes:
OD: 16-38mm
WT: 0.5-2mm

Production Standards
ASTM A312, A249, A269，A688, A778, A789, A790, A358
ASME SA312, SA249, SA269，SA688, SA778, SA789, SA790, SA358
HG 20537.1, 20573.2, 20537.3, 20537.4
GB/T12771, GB/T12770, GB/T21832
Others: API 5LC, SY/T6601-2004