Spiral welded steel pipe
1.steel grade: X42-X70, API J55, API K55, Q195,Q235. Q345
2.Standard: BS1387, BS EN10025, API 5L
3.application: oil, water, gas transportation. flammable and non-flammable liquid transportation and steel construction
3.application: oil, water, gas transportation. flammable and non-flammable liquid transportation and steel construction
4.surface treatments: varnished, galvanized. 3PE, FBE. back coation