High-pressure boiler tubes threaded Definition: The product is a spiral inner wall processed into seamless steel tubes. 3 Role: Edit the main application in the capacity of the power plant boiler water wall. Compared with the light pipe generally used, it can maintain nucleate boiling state under high heat load operating conditions, thus avoiding the occurrence of film boiling, to prevent the tube burn, prolong the service life of the tube. Liaocheng in Shandong Steel Pipe Manufacturing Co., Polygram standing stock Material: 10 #, 20 #, 35 #, 45 #, 20G, 27SiMn, Q345A, Q345B, Q345C, Q345D, 20G, etc; alloy pipe materials are: 20Mn2,27SiMn, 35CrMo steel pipe, 42CrMo 12Cr1MoVG, 40Cr, Cr5Mo, Cr9Mo 12Cr1MoV, Steel Research 102 [12Cr2MoWTiB (R102)], Cr9Mo (STFA26 P9), 12Cr1MoVG, 15CrMo, 15CrMoG, 10CrMo910, A335P11, T91, A33P91 cryotube A333GR1A333GR6A333GR3: 20G 15CrMoG ( SA-213T2) 12Cr1MoVG (SA-213T12) SA-210C SA-210A1 and other steel pipe inner surface of the pipe is shaped with an internal spiral rib, because of its wall with an internal thread bump, can effectively overcome the steel in the medium slow generate laminar flow velocity phenomenon seamless steel pipe plant, and can inhibit the effects of vapor film of seamless steel pipe wall, thus greatly improving the heat transfer effect of boiler water wall, so that the wall temperature is more uniform. Electric boilers are widely used. Because the inner steel tube q345b demanding seamless steel production has some difficulties, so far the country has multiple threads within the boiler seamless steel pipe production capacity of only a handful of manufacturers. Inner steel tube material is generally an SA 210A1, SA a 210C, SA a 213T2, SA 15CrMoG a 213T12 and so on. Siemens has developed on the basis of ordinary steel pipe inside the steel tube of the inner optimization, its helix angle (the angle between the axis of the helix) bigger, higher thread height, to further improve the heat transfer efficiency of steel; materials T12, T23, etc., used in ultra supercritical boiler water wall. Shandong Liaocheng Polygram Pipe Manufacturing Co. The company is the high-pressure alloy pipe, fittings matching supply unit for power, petrochemical, oil, gas, gas turbine package boiler line service, long engaged in supporting the work of various types of power plant piping, and to assume imports of high-pressure elbow, pipe manufacturing, pipe bending services, reserves, management, processing of an integrated body. Annual sales: Chengdu Iron and Steel Group, Baosteel Group, Tianjin Seamless, Hengyang Steel, Baotou Steel Group, Zhejiang Yong, Japan JFE, Sumitomo of Japan, Germany, Mannesmann and other major steel production of alloy tubes and stainless steel pipe supply and demand long-term and stable cooperative relations between the large diameter seamless steel pipe, to ensure a smooth and timely supply. Liaocheng in Shandong Steel Pipe Manufacturing Co. Polygram within professional manufacturer of seamless steel pipe thread, please telecommunications needs of customers or to visit the factory! ! Is a high-pressure boiler tube boiler tubes, seamless steel pipe category belongs. Seamless same manufacturing method, but the steel pipe used for the manufacture of steel, there are strict requirements. High-pressure boiler tubes often in high temperature and high pressure conditions used in the role of high temperature gas pipe and water vapor, oxidation and corrosion will occur. Require durable steel with high strength, high corrosion resistance to oxidation and have good organizational stability. High-pressure boiler tube is mainly used to manufacture high and ultra-high pressure boiler superheater tubes, reheater tubes, airway, the main steam pipe. Low-pressure boiler pipe GB3087-1999, high-pressure boiler pipe GB5310-1999 is used in the manufacture of various structural low pressure boiler superheated steam pipes, boiling water pipes and superheated steam locomotive boiler tubes, opium pipe, small pipe and brick arch effective quality carbon structural steel hot-rolled and cold drawn (rolled) seamless steel pipe plant, seamless steel pipe, seamless steel pipe Liaocheng, Shandong Liaocheng by Polygram Steel Pipe Manufacturing Co., Ltd .. Shandong Liaocheng Polygram Pipe Manufacturing Co. (www.lcbljgg.com) (www.lcbljgg.com) (www.sdlcblj.com) (www.bljggzz.com) strong, credible, Shandong Liaocheng wire, tubes, plates and other manufacturing equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Polygram pipe into the brilliant and you work for a better future!