1.Full of specifications and material 2.ASTM 3.Low cost 4.Good quality Product Name: steel pipePlace of Origin: ChinaApplication: Seamless steel tubes for equipment, pipelines, vessels, pipe fittings and mechanical StructuresGrade: 10,20,35,45,Q345,15CrMo,12Cr1MoV,A53A,A53B,SA53A,SA53B Other steel grade can be provided after negotiating with customersDimensions, Mechanical properties, Chemical ...