q235 low carbon seamless steel pipe manufacture 1.OD:6-426mm 2.WT:1-100mm 3 ... 12m 4.MOQ:10tons The details information of our products:Seamless steel pipe 1.OD:6-426mm 2.WT:1-100mm 3. ... Materical:10#,20#,Q195,Q215,Q235,Q345,12CrMo,15CrMo6.Standard:ASTM A53 GR.B,GB/T8162,GB/T8163,API5CT7.Packing: ... me at any time or visit our webside !tina wang ASTM A53 low carbon seamless steel pipe tianjin manufacture