Main products: 1, flanges and forgings; 2, seamless steel, steel plate pipe fittings (elbows, tees, reducers, elbows, etc.); 3, factory pipeline configuration. Produce 118 kinds of material, more than 3600 specifications of steel pipe and tube products. Leading products include electricity, chemical equipment, carbon steel, alloy steel, stainless steel, X steel grade series and a variety of materials elbows, bends, reducers, tees, crosses, head, flanged, socket , hangers and other pipeline products. Materials are carbon steel: 20 #, A3, Q235,16Mn, ASTM A234, ASTM A105 and so on. Alloy: P5, P9, P11, P22, P92,12Cr1MoV, 15Mo3,15CrMo, Cr5Mo, Cr9Mo, 15CrMoG, 22CrMoG, 10CrMo910 so on. Stainless steel: 1Cr18Ni9Ti, 0Cr18Ni9,00Cr19Ni10,00Cr17Ni14Mo2,301,310,304, 304L, 18-8,321,316,316L, 2520 and so on. I plant the flanges are mainly the following criteria: ● American Standard ANSI B16.5 Class150,300,600,900,1500 (WN, SO, BL, TH, LJ, SW) ● chemical industry standards, the European system: HG20592- 97 (HG20593-97 ~ HG20614-97) ● chemical industry standards, inter-American system: HG20615-97 (HG20616-97 ~ HG20635-97) ● Ministry of Chemical Industry Standard: HG5010-52 ~ HG5028-58, HGJ44-91 ~ HGJ65-91 ● machinery of the standard: JB81-59 ~ JB86-59, JB / T79-94 ~ JB / T86-94 ● National Standard: GB9112-88 (GB9113 · 1-88 ~ GB9123 · 36-88) ● pressure vessel flange standards : JB1157-82 ~ JB1160-82, JB4700-2000 ~ JB4707-2000. ● German standard DIN2573,2572,2631,2576,2632,2633,2543,2634,2545 (PL, SO, WN, BL, TH) ● Japanese standard JIS 5K, 10K, 16K, 20K (PL, SO, BL) Company Our products are widely used in petroleum, chemical, natural gas, nuclear power, thermal power enterprises, metallurgical enterprises, heat pipe network, shipbuilding, paper, construction and other industries pipeline project.