_ Katherine source 16mn seamless steel pipe (certified) _ Dongguan 16mn provided by source Pipe Co., Ltd. Liaocheng trillion. Liaocheng Katherine source Pipe Co., Ltd. (www.lczygg.com) is specialized in "Q345b seamless steel pipe, 35crmo seamless steel pipe, 42crmo seamless" enterprise, the company of "honesty, hard service" concept, for you provide the highest quality products and services. Welcome to inquire! Contact: Manager Wu. 16Mn seamless steel pipe in one material for ABCD represents quality grade Q235 quality level is divided into A, B, C, D four, from A to D represents quality from low to high. Different quality level requirements are as follows: A-- provide S, P, C, Mn, Si chemical composition and fu, fy, δ5 (δ10), according to the buyer needs to provide 1800 cold bend test 16mn, but no impact energy requirements, including charcoal amount and manganese content is not as delivery conditions. B-- provide S, P, C, Mn, Si chemical composition and fu, fy, δ5 (δ10) Wuxi 16mn seamless, cold 180 'test. Also provides + 200C when the impact energy Ak≥27J C-- same except with the Class B requirements, but also provide 00C impact energy Ak≥27J. D ---- except with the same class B, but also provides impact energy when -200C Ak≥27J E-- same except with the Class B requirements, but also provides -400C impact energy Ak≥27J. 16mn precision steel is high strength low alloy structural steel 16mn seamless pipe, carbon content of 0.1% -0.25% 16mn thick-walled seamless steel pipe, adding the main alloying elements manganese, silicon, vanadium, niobium and titanium; alloys containing it the total amount of <3%. 300,350,400 divided by the intensity and 450MPa and other four levels. There are Q295, Q345, Q390, Q420, Q460. : "Q" is the yield of the "Qu" pinyin word uppercase first, followed by figures for grades minimum yield point (σs) value. The company is located in Liaocheng Economic Development Zone, North Rinzai Handan Expressway, west of Beijing-Kowloon Railway and convenient transportation. Companies with operating 16mn seamless, 16mn hot-rolled seamless steel pipe, 16mn seamless steel pipe, 16mn large diameter thick-walled seamless steel pipe, seamless steel pipe plant in Shandong to provide 16mn large diameter seamless steel pipe manufacturer for major companies prices. Enterprise perennial backup supply complete, friends and the community for the inquiry procurement. Annual distribution of material for the: 10 #, 20 #, 35 #, 45 #, 20G, 40Cr, 20Gr, 16Mn-45Mn, 27SiMn, Cr5Mo, 12CrMo (T12), 12Cr1MoV, 10CrMo910, T91,15CrMo, 35CrMo, 40CrMo and so on.