Short Description:

standard:API 5L,GB/T 9711,SY/T5037,SY/T5040,GB/T3091,ASTM A252SIZE :OD: 219-2220mm; W.T:3.0-26MM ;LENGTH:5.8-6M as usualMaterial:Q235A, Q235B,Q345(16Mn), L245(B), L290(X42), L320(X46), L360(X52), L390X56)ube production lines and can produce the SSAW pipes with diameter θ 219mm-θ2200mm and wall thickness from 6mm to 25mm. The double-sided submerged arc welding processing boasts not only in high deposition rate, but also with deep penetration ability, good quality and appearance of welding line and high density.All these can meet your requirements of welding line. And the various production line make us the leading supplier of fire fighting sprinkler system in China, and our fire sprinkler pipe is also appreciated by lots of customers among the market.