... are featured in producing saw pipes, oil pipes, ERW pipes, seamless steel pipes,elbow,reducer,tee,caps ... 5L / GB(20#,45#,16Mn) ASTM(A106b,A53Gr,b)Length:8-11metersSeamless Line PipeProduct name: Seamless Line PipeSize ... steel pipe d. Seamless steel pipe for the fluid transportation DESCRIPTIONCommodityMaterialSpecification (ODXWT)mmStructure Steel PipeBoiler PipeSeamlessLinePipeAPI 5LA106B/ASTM A53 Gr. ...