Cangzhou Bohai Pipe Co., Ltd. specializing in the production of steel line pipe elbow: is the axis of the oil out of the ground, air or water, through a pipeline to transport pipe to the oil and gas industry companies. Line pipe including two seamless and welded pipe, alloy steel elbow DN200, its tube end has a blunt end, with a threaded end and socket end; its connection to the ends of welding, coupling connection, socket connections. The pipe main material for B, X42, X56, X65, X70 and other steel grade. Cangzhou Bohai Steel Tube Co., Ltd. specializes in elbow 12Cr1MoV steel, unified digital code: A31132. Standard: GB / T3077-1999 main features compared with 12CrMoV 12Cr1MoV steel alloy pipe, 15CrMo alloy steel elbow, has a higher oxidation resistance and heat resistance. Creep limit and lasting strength values ??very close 12Cr1MoV steel, alloy steel elbow, and has a high plasticity in the case of persistent tension; the process of steel with good weldability, but before welding to be preheated to 300 ℃, In addition to the stress treatment required after welding. Steel elbows | Cangzhou Bohai | 15CrMo alloy steel elbow pipe provided by Cangzhou Bohai Company. Steel elbows | Cangzhou Bohai | 15CrMo alloy steel elbow Cangzhou Bohai Pipe Co. (www.czbh628.com) (www.hbbh628.com) this year introduced a new upgrade, the above picture is for reference only, please dial this page Phone or pictures on obtain the latest information, contact: Zhangsong Wei.