Seamless Steel Pipe SAE 1040,WT4.5mm,fixed ... ST37,Q235,X65 etc Description of Pipe: ProductionSeamless Steel Pipe SAE 1040,WT4.5mm, fixed Length ... -60mmStandardGB, AS API 5L x42 ,PSL 1 carbon steel SLAW pipe TM, API 5L, API 5CT,DIN ... Supply1. seamless steel pipe2. ERW steel pipe3. steel casing4. tubing5. hot-rolled steel pipe6. spiral steel pipe7. hot-galvanized steel pipe Seamless Steel Pipe SAE ...