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High Pressure Steel Tubes for Pesticide Equipment

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For high pressure chemical fertilizer equipment, (working temperature 40 ~ 400 ℃ & working pressure 3 ~ 10 MPa)

Product Standard: GB6479

Main steel grades: 20G, 16Mn, 15MnV, 10MoWVNb, 12CrMo, 15CrMo, 1Cr5Mo


StandardGradeChemical Composition(%)
CSiMnPSCrMoNi
GB6479100.07~0.140.17~0.370.35~0.65≤0.030≤0.030///
200.17~0.240.17~0.370.35~0.65≤0.030≤0.030///
16Mn0.12~0.200.20~0.601.20~1.60≤0.030≤0.030


10MoWVNb0.07~0.130.50~0.800.50~0.80≤0.030≤0.030/0.60~0.90/
15CrMo0.12~0.180.17~0.370.40~0.70≤0.030≤0.0300.80~1.100.40~0.55/
1Cr5Mo≤0.15≤0.50≤0.60≤0.030≤0.0304.00~6.000.45~0.60≤0.60
12 Cr2Mo0.80~0.15≤0.500.40~0.70≤0.030≤0.0302.0~2.500.90~1.20


StandardGradeTS(MPa)YS(MPa)Elongation(%)AK(J)Akv
GB647910335~490≥205≥24/-20℃≥18
20410~550≥245≥24≥39-20℃≥18
16Mn490~670≥320≥21≥47-40℃≥21
10MoWVNb470~670≥295≥19≥62
15CrMo440~640≥235≥21≥47
1Cr5Mo390~590≥195≥22≥94
12 Cr2Mo450~600≥280≥20≥38
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