4130,4140 Seamless Mechanical Tubing

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4130,4140 Seamless Mechanical Tubing USE: A519 :Seamless Carbon and Alloy Steel Mechanical Tubing Weight Count:(Just for Carbon Steel) Weight(Kg/M)=(OD-WT)*WT*0.02466 OD:out diameter WT:Wall-Thickness Mechanical Tubing Chemical Requirements C max Mn max P max S max Si Cr Ni Mo N 1010 0.08-0.13 0.3-0.6 0.04 0.05 ... ... ... ... ... 1020 0.18-0.23 0.3-0.6 0.04 0.05 ... ... ... ... ... 1026 0.22-0.28 0.6-0.9 0.04 0.05 ... ... ... ... ... 4130 0.28-0.33 0.4-0.6 0.04 0.04 0.15-0.35 0.8-1.1 ... 0.15-0.25 ... 4140 0.38-0.43 0.75-1 0.04 0.04 0.15-0.35 0.8-1.1 ... 0.15-0.25 ... Mechanical Tubing Delivery Condition : As different requirements,It including Size, Packing,Fixed Length,Random Length,And Different Annealing condition etc. (BK,NBK.Bright annealing ...) CW-Cold Worked SR-Stress Relieved A-Annealed N-Normalized Packing: 1.Standard Packing 2.Woodbox Packing Other Test: 1.Marking 2.Grain Size,etc 3.Tolerances -Down the standard More information according the standard: A519 Seamless Mechanical Tubing

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Sunny Steel Enterprise Ltd.

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