National Standards Tube for Chemical Fertilizer Equipments Standard GB6479 Application It is excellent quality carbon steel, low alloy steel and alloy steel pipes for high pressure fertilizer equipments and pipelines. Main Steel Tube Grades 20, 16Mn, Q345 etc. Chemical Composition Grade Chemical Composition % C Si Mn P S 20 0.17-0.24 0.17-0.37 0.35-0.65 ≤0.030 ≤0.030 […]

National Standards Structural Tube Standard GB/T8162 Application It is used for common structures and mechanical structures. Main Steel Tube Grades 10, 20, 35, 45, 16Mn, 12CrMo, 15CrMo, 12Cr1MoV etc. Chemical Composition Standard Grade Chemical Composition % C Si Mn P, S Cu Ni Mo Cr GB/T8162 10 0.07-0.14 0.17-0.37 0.35-0.65 ≤0.035 ≤0.25 ≤0.25 / ≤0.15 […]

National Standards Tube for Conveyance of Fluid Standard GB/T8163 Application It is used for conveyance of petroleum, natural gas and other common fluids. Main Steel Tube Grade 10, 20, Q345, etc. Other grades can also be provided after consulting with customers. Chemical Composition Standard Grade Chemical Composition % C Si Mn P, S Cr Ni […]

National Standards Stainless Steel Pipe Standard GB/T14975 GB/T14976 GB13296 Application It is used for manufacture of mechanical structure, fluid tubes, superheaters of boiler, heat exchangers, condenser, catalytic tubes etc.. Main Steel Tube Grades 0Cr18Ni9, 0Cr25Ni20, 0Cr18Ni10Ti, 00Cr17Ni14Mo2, 0Cr18Ni12Mo2Ti, 1Cr18Ni9Ti etc. Other grades can also be provided after consulting with customers. Chemical Composition Grade Chemical Composition […]