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China, Chinese High-Quality JIS G3461 STB510 Seamless Carbon Steel Tube1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Industrial Pipeline PipesCarbon Steel PipeSTB510 Steel TubeSteel Tube Seamless
Guangzhou Kingmetal Steel Industry Co., Ltd.
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Product Description High-Quality JIS G3461 STB510 Seamless Carbon Steel Tube JIS G3461 Grade STB 510 Carbon Steel Seamless Tubes are also known as mild steel pipes and tubes.JIS G3461 Grade STB 510 Tubes are low-cost Low Carbon Steel Tubes with max 025 % carbon content with combination of 100-150 % manganese easy to form and shape .These pipes are manufactured as per JIS Specification and commercially referred as cs pipes or ms pipes.Low Carbon Steel Pipes are not as hard as hig carbon steel pipes,Though carburizing can increase its surface hardness.Chemical CompositionThe tube shall be tested in accordance with 9.1 and the resulting ladle analysis values shall conform to Table 2. Table 2 Chemical CompositionStandardGradeChemical Composition Limits (%)CSiMnPSJIS G3461STB 340≤ 0.18≤ 0.30.30-0.60≤ 0.035≤ 0.035STB 410≤ 0.32≤ 0.350.30-0.80≤ 0.035≤ 0.035STB 510≤ 0.25≤ 0.351.00-1.50≤ 0.035≤ 0.035 Mechanical PropertiesThe tube shall be tested in accordance with 9.2 and the resulting tensile strength, yield point or proof stress, and elongation of the tube shall comply with Table 3.Table 3 Mechanical PropertiesGradeTensile Property (N/mm2)Yield Point or Yield Strength (N/mm2)Rockwell hardness HRBElongation (%)OD ≥20 mm10 mm ≤OD <20 mmOD <10 mmNO. 11 Sample; NO. 12 SampleNO. 11 SampleNO. 11 SampleLongitudinalTransverseTransverseSTB 340≥ 340≥ 175 77 max.≥ 35≥ 30≥ 27STB 410≥ 410≥ 255 79 max.≥ 25≥ 20≥ 17STB 510≥ 510≥ 29592 max.≥ 25≥ 20≥ 17Heat Treatment GradeHeat treatmentHot finished seamless steel tubeCold finished seamless steel tubeElectric resistance welded steel tube other than hot finished or cold finished steel tubeFinished electric resistance welded steel tubeFold finished electric resistance welded steel tubeSTB 340As manufactured, as required, low temperature annealing or normalizing may be performed.Low temperatureannealing,normalizing or full annealing.NormalizingAs manufactured. However, as required, low temperature annealing or normalizing may be performedNormalizingSTB 410As manufactured. However, as required, low temperature annealing or normalizing may be performed.Low temperatureannealing, normalizingor full annealing.NormalizingLow temperature annealingSTB 510NormalizingHardness(1)The hardness of the tube shall be as given in Appendix 1 Table 1-1 or Table 1-2. Appendix 1 Table 1-1, Hardness Symbol of classRockwell hardness HRB (Mean value of three points)STB 340STB 410STB 51077 max.79 max.92 max.Available sizes: 15.9-139.8mm OD, 1.2-12.5mm wall thickness, length: fixed or radom length
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