... are specialised in seamless steel pipe: We can produce different standard pipes like ASTM,ANSI,API,JIS,DIN and so on ... 12m or according to customer’s requirementsWall thicknessSCH10-SCHXXSMaterialA53GRB,A106GRB, API 5L GRB, A179, ST35, ST37, ST52Third party inspectionBV, SGS, ... Russia, India, Iran, etc. More than 20 countries. Enjoy a good reputation both at home and abroad because of our ...