16Mn Q345B Alloy Steel Pipe Hot Rolled
Specifications
OD:20-660MM ,WT:5-60MMStandard: GB8163-2008 ,Material: 20#OD:20-660MM
WT:5-60MM,
Generally with the seamless steel tube: is 10, 20, with 30, 35, high quality carbon steel 45 and 16 Mn, 5 MnV and low alloy steel and or 40 Cr, 30 CrMnSi, 45 Mn2, 40 MnB etc hot rolling steel or made of cold rolling mill. 10, 20, made of low carbon steel seamless tube is mainly used for fluid pipelines. 45, 40 Cr, medium-carbon steel seamless to create works made mechanical parts, such as auto, the stress of the tractor parts. Generally with the seamless steel tube to ensure the strength and flattened test. Hot-rolled steel tube rolling to state or heat treatment state delivery; Cold rolled to heat treatment state delivery.









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