46 # seamless steel pipe manufacturers _ the lowest price (certified) _ seamless steel pipe

 Mengcun dragon Acer seamless steel pipe professional management 12 20 .273 * 603 * 14 # seamless steel pipe manufacturers material, thickness range, with large spot high-pressure boiler seamless steel pipe manufacturers, low price and good quality. Welcome to the new and old customers to inquire. GB / T8162-2008 (structure seamless steel pipes). Mainly used for general structure and mechanical structure. The representative of material (grade): Carbon steel 20,45 steel; steel Q345,20Cr, 40Cr, 20CrMo, 30-35CrMo, 42CrMo and so on. GB / T8163-2008 (transmission fluid with seamless steel pipe). Mainly used for conveying fluid piping engineering and large equipment. Representative material (grade) for 20, Q345 and so on. GB3087-2008 (low and medium pressure boiler seamless steel tubes). Mainly used in industrial boilers and domestic boilers low pressure fluid transportation pipeline. Representative material for 10,20 steel. GB5310-2008 (high-pressure boiler seamless steel tubes). Mainly used for power plants and nuclear power plant boilers, high temperature, high pressure fluid delivery header and pipes. Representative material for 20G, 12Cr1MoVG, 15CrMoG so on. GB5312-1999 (ship Seamless Carbon and carbon-manganese). Mainly used for ship boilers and Superheater I, II grade pressure pipe. Representative material for 360,410,460 steel grade and so on. GB1479-2000 (high pressure chemical fertilizer equipment, seamless steel pipe). Mainly used for conveying high temperature and high pressure fluid pipe fertilizer equipment. Representative material for 20,16Mn, 12CrMo, 12Cr2Mo so on. GB9948-2006 (petroleum cracking seamless steel pipe). Mainly used in oil refinery's boilers, heat exchangers and pipes conveying fluid. The representative material for 20,12CrMo, 1Cr5Mo, 1Cr19Ni11Nb so on. GB18248-2003 (seamless steel gas cylinders). Mainly used for the production of gas, hydraulic cylinders. The representative material for 37Mn, 34Mn2V, 35CrMo and so on. Forming mengcun dragon Acer seamless steel pipe professional management .377 * 14 20 # material, thickness range, with large spot, low price and good quality. Welcome to the new and old customers to inquire. Pipe process performance testing process: 1. Flattening test: Sample round-shaped sample C (S / D> 0.15) H = (1 + 2) S / (α + S / D) L = 40 ~ 100mm unit length deformation coefficient = 0.07 to 0.08 2. cyclamic Test: L = 15mm No crack qualified 3. flaring and crimping test: top center taper of 30 °, 40 °, 60 ° 4. Bending test: can replace flattening test (in terms of large-diameter pipe) 46 # seamless steel pipe manufacturers _ the lowest price (certified) _ Seamless Steel Dragon by Mengcun Hui Autonomous County Hongye steel center. Mengcun Hui Autonomous County dragon Wang Yip Pipe Center (www.hebeizhihang.com/)(www.mcflgg.com) Hebei Cangzhou, steel leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In mengcun dragon pipe leading the staff warmly welcome all inquiries negotiations to create the dragon steel mengcun a better future.