Hebei Tianze pipeline limited company specializing in the production of welded pipe, thick wall welded pipe, all kinds of longitudinal welded pipe, the company's production of ERW low price, excellent quality. Welcome to the company site inspection business.
ERW steel pipe welded pipe is also known, steel plate or strip after coil after forming welding is made, the general length of 6 meters. ERW production has the advantages of simple process, high production efficiency, great variety, less equipment investment, but the general strength is less than that of seamless steel pipe.
Q235B, Q345B longitudinal welded pipe, welded pipe, large diameter welded pipe standard GB/T3091-2008 API 5L PSL1 PSL2. Straight seam welded pipe is widely used, water, gas transport, air, oil and heating steam etc..
Usually by induction heating or flame heating of the heat treatment of welded pipe back surface quenching.
The main application of welded steel pipe in domestic tap water engineering, petrochemical industry, chemical industry, electric power industry, agriculture and city construction. For liquid conveying: water supply, drainage. Gas, steam and liquefied petroleum gas for gas transmission. Used as a pile driver, as a bridge; pier, road, building structure, etc.. ERW commonly used material is generally Q235A, Q235B, 0Cr13, 1Cr17, 00Cr19Ni11, 1Cr18Ni9, 0Cr18Ni11Nb, 16Mn, 20#, Q345, L245, L290, X42, X46, X70, X80 etc..
Among them X42, X46, X56, X80 and other materials for the API standard material, not the common material of our country pipe.
Hebei Tianze pipeline limited company is willing to work with you hand in hand and establish long-term cooperative relations, welcome to inquire.
Contact: Li Ran phone: 18803379975 QQ:740150478 WeChat: 84868944