carbon steel seamless pipe

1.carbon steel seamless pipe manufacturer in China 2.sizes for our pipe:1"-10"*sch40/80/160 3.pipes exported to south Asia etc

SAE1020	Chemical Component of Material SAE1020 (%) C: 0.17-0.24 Si: 0.17-0.37 Mn: 0.35-0.65 S: max 0.035 P: max 0.035 Cr: max 0.25 Ni: max 0.30 Cu: max 0.25   Mechanical Properties: Ultimate tensile strength(minimum): 390Mpa Yield strengths(minimum): 245 Mpa Elongation(minimum):20%
SAE1045	Chemical Component of Material SAE1045  (%) C: 0.42-0.50 Si: 0.17-0.37 Mn: 0.50-0.80 S: max 0.035 P: max 0.035 Cr: max 0.25 Ni: max 0.30 Cu: max 0.25   Mechanical Properties: Ultimate tensile strength(minimum): 590Mpa Yield strengths(minimum): 335 Mpa Elongation(minimum):14%
ST52	Chemical Component of Material ST52  (%)   C: 0.12-0.20 Si: 0.20-0.60 Mn: 1.20-1.60 S: max 0.030 P: max 0.030 Cr: max 0.0025 Mo: max 0.0025 V: max 0.0025 Mechanical Properties: Ultimate tensile strength(minimum): 470Mpa Yield strengths(minimum):    345 Mpa Elongation(minimum):21%

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