HSCO SSAW steel pipe China Manufacturer 1. OD:219-3120mm WT:3.2-40mm 2. Length:6-18mtr 3. Material:GR.B,ST37,ST52, X42,X46,X52,X56,X60 4. Standards:API 5L,ASTM A252,DIN2458,EN10025 If you need any steel pipe,please do not hesitate to contact! Skype:cyndy.shu01 www.hu-steel.com Email:cyndy(at)hu-steel(dot)com