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Get price[Steel tube knowledge] Introduction to commonly used boiler tubes and alloy tubes . 20G: It is the listed steel number of GB5310-95 (corresponding foreign brands: st45.8 in Germany, STB42 in Japan, and SA106B in the United States). It is the most commonly used steel for …
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Get priceJul 08, 2018 · 20G boiler steel tube is included in GB5310 steel grade (foreign corresponding brand: Germany ST45.8, Japan STB42, the United States SA106B), as the most common boiler steel pipe, it has the same chemical composition and mechanical properties with 20G steel plate. The steel has a certain temperature and high temperature strength, low carbon
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Get price20G, Boiler steel pipe Posted on 14 November, 2012 20G is the steel material of GB 5310- 2008. GB 5310- 2008 standard is applicable to seamless tubes for making steam boiler whose pressure is high or higher and seamless tubes used as pipelines。
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Get price20G is the steel material of GB 5310- 2008. GB 5310- 2008 standard is applicable to seamless tubes for making steam boiler whose pressure is high or higher and seamless tubes used as pipelines. Chemical Compositions (%) of 20G: Mechanical Properties of 20G: The W.T. tolerance of 20G: GB5310 20G boiler steel pipe Other Name
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Get priceJun 28, 2018 · Grade 20G Seamless Steel Boiler tube is applicable to seamless tubes for making steam boiler whose pressure is high or higher and seamless tubes used as pipelines. 20G seamless steel pipe is a high-quality carbon structural steel, boiler material, the carbon content of 0.17-0.24%, tensile strength of 410Mpa, yield point 230-250Mpa.
Get priceSeamless steel pipe Q245R grade (equal to 20G) 20G seamless steel pipe is a high-quality carbon structural steel, boiler material, the carbon content of 0.17-0.24%, tensile strength of 410Mpa, yield point 230-250Mpa. .
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