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2) Standard: Outside Diameter:21.3mm~609.6mm1) Material: ST45/ST52,ST35/ST44,E355/16MN,P265GH, St 44.0/ST 52,P245/265TR1,P245/265T
ASTMA106GR.B ,ASTMA53GR.B,EN10204/3.1B, ASTM A53GR.BEN10216-1,EN10217-1, SY/T5037-2001, DIN1629-1948
Wall Thickness:2.77mm~50mmLenth:6m~12m
API 5L Steel Pipes
