Cangzhou Bohai Steel Pipe Co., Ltd. production and supply of steel elbow elbow manufacturers, quality and cheap. Alloy elbow is mainly used for pipeline installation of a steel elbow pipe connections for connecting the pipe bend. Connect two identical nominal diameter steel pipe wholesale elbow, so the line do 90 ° turn. A variety of alloy elbow elbow elbow a class collectively 15crmo steel, its material varied, common carbon steel, manganese, nickel steel. Alloy elbow very versatile. Cangzhou Bohai Steel Tube Co., Ltd. specializes in producing alloy pipe elbow P91 GB / T8162-87 provisions 4.1 specification: Hot tube diameter 32 ~ 630mm. Wall thickness of 2.5 ~ 75mm. Cold-rolled (cold drawn) tube diameter 5 ~ 200mm. Wall thickness of 2.5 ~ 12mm. 4.2, the appearance of quality: the inner and outer surfaces of the steel pipe shall not have cracks, folded, rolled off, separation, hairline and scarring defects. These defects should be completely removed, the wall and the outer diameter than the negative deviation after clearing. Alloy steel elbow | steel elbow manufacturers | Cangzhou Bohai (Certified Merchant) Ltd provided by Cangzhou Bohai fittings. Cangzhou Bohai Pipe Fittings Co., Ltd. (www.czbh628.com) is specialized in the "elbow, flanges, reducers, hangers, flanging, intubation, welded flanges, pipe wear" business, Companies adhering to the "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Zhangsong Wei.