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API 5L ASTM A106 Gr. B Schedule 40 Hot Rolled Cold Drawn Seamless Steel Pipe Chemical composition of Materials Mechanical PropertiesThickness: SCH5S, SCH10S Outside Diameter: 21.3mm-609.6mm Surface Treatment: Black Painted Port: Tianjin Application: Oil Pipe Line, Drill Pipe, Hydraulic Pipe, Gas Pipe, Fluid Pipe, Boiler Pipe,Conduit Pipe, Scaffolding Pipe Pharmaceutical Etc. Technic: Hot Piercing Processing Technic Standard DIN2391, EN10305, DIN17175,JIS G3445, ASTM A519, GB/T 8713 etc Material ST37/ST45/ST52/25Mn/27SiMn/E355/SAE1026/STKM13C etc Outer diameter 20mm-480mm Wall thickness 3mm-25mm Length 1-12m, random or fixed, as the clients' requests Technology High precision Cold drawn/ Cold rolled Heat treatment BK/BKS/NBK Advantages 1.Short delivery time 2.Quality assurance 3.Competitive price 4.Superior Service Steel Grade C Si Mn P≤ S≤ Cu≤ Ni≤ Cr≤ Mo≤ V≤ ASTM A106 B ≤0.3 / ≤1.2 0.05 0.06 0.4 0.4 0.4 0.15 0.08 ST35 ≤0.18 0.15-0.35 0.35-0.65 0.035 0.035 0.25 0.25 0.25 / / ST45 ≤0.25 0.15-0.35 0.5-0.8 0.035 0.035 0.25 0.25 0.25 / / ST52 ≤0.2 ≤0.55 ≤1.5 0.035 0.035 0.25 0.25 0.25 / / CK45 0.42-0.5 0.17-0.37 0.5-0.8 0.035 0.035 0.25 0.25 0.25 / / Steel Grade Rm MPa ReH Mpa ST45 ≥520 ≥375 ST52(E355) ≥600 ≥520 SAE1026 ≥600 ≥510 16Mn ≥600 ≥520 20# ≥520 ≥375
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