My factary makes the seamless steel pipe and fittings . They have the carbon steel and alloy steel . ASTM A106/A53 GR.B \ API 5L GR.B \ ASTM A333 GR.6 \ ASTM A234 WPB..........
Please contact me !
Manager : xue zhihui
My factary makes the seamless steel pipe and fittings . They have the carbon steel and alloy steel . ASTM A106/A53 GR.B \ API 5L GR.B \ ASTM A333 GR.6 \ ASTM A234 WPB..........
Please contact me !
Manager : xue zhihui