Zhejiang factory 16Mn 16Mn precision seamless precision seamless join the main alloying elements manganese, silicon, vanadium, niobium and titanium; its total alloy containing <3%. 300,350,400 and 450MPa strength divided by four levels. Mainly 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, followed by the symbol is in accordance with the steel impurity elements (sulfur, phosphorus) content from high accompanied by changes to the low carbon and manganese are divided into A, B, C, D four and so on. Where A, B grade steel commonly referred 16Mn 16Mn precision seamless Main: seamless steel pipe, high pressure boiler pipe, stainless steel. High-pressure boiler tube specifications: 8-1240 × 1-200mm, high-pressure boiler pipe manufacturing process: hot rolled, cold drawn, high-pressure boiler tube thermal expansion of 20G, ASTM SA106B / C, ASTM SA210A / C, ST45.8-III GB5310-1995 , ASTM SA106, ASTM SA210, DIN17175-79 ∮8-1240 * 1-200 for the manufacture of high-pressure boiler heating tubes, set top box, steam pipes. 16Mn precision seamless tube strength of the company, adequate resources, contract and keeping promises to quality and credibility to the credibility of development, in order to lower prices to win customers for the majority of users for a variety of major steel plants, material seamless steel pipe, steel pipe order business. Long-term in the first, puerile principle of credibility, quality service, flexible business model to develop new markets; new and old customers to help support continued development and growth. Liaocheng three source material Ltd. Zhejiang 16Mn precision seamless tube manufacturer ___