SSAW steel pipe 1.We produce pipes ourselves 2.OD:219-2420mm,WT:5- ... arc welding steel pipeSSAW steel pipe API5L API 5L, EN-10208, GB9711.1/2, ISO A, B, X42, X46, X52, X56, X60 ... products and piling pipe2.Standard: API 5L, PSL 1/2, EN-10208-1/2, GB9711.1/2, ISO3.Steel grade: A, B, X42, X46 ...