... delivery 4.Fastest offer 5.unfailing service Production A106 Gr.B seamless steel pipe Brand Wuxi Specification 6mm-519mm (1/4 ... #,45#,16Mn,27SiMn,12Cr1MoV,Q235, ST42,ST52,A106-a,A106-b, and so on Length 6-12m. As customers requirements. Place ... casing 4. tubing 5. hot-rolled steel pipe A106 Gr.B seamless steel pipe