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Steel tube standard comparison |
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Standard name and specification |
Alternative Standard |
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DIN |
ASME |
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Chinese |
GB / T5310 for high pressure boiler |
20G |
st45.8 |
SA-210C |
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25MnG |
SA-210C |
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Seamless for fluid transportation GB / T8163 |
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Seamless GB / T3087 for medium and low pressure boilers |
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Standard name and specification |
Alternative Standard |
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GB5310 |
ASME |
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Germany |
Heat-resistant steel to seamless DIN17175 |
st35.8 |
20G |
SA106B |
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st45.8 |
25MnG |
SA-210C |
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Pressure load with seamless DINEN10216 |
P265GH (1.0425) |
25MnG |
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P235GH（1.0345 |
25MnG |
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Welded seamless steel pipe DINEN10220 |
P235GH（1.0345） |
25MnG |
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Standard name and specification |
Alternative Standard |
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GB5310 |
DIN |
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US |
ASTM / ASME 192 carbon seamless steel pipe for high pressure |
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Seamless carbon ASTM / ASME106B for high temperature operation |
25MnG |
15Mo3 |
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Medium carbon seamless ASTM / ASME 210C for boilers and superheaters |
25MnG |
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Black skin and surface hot-dip galvanized welding and seamless ASTM / ASME A53 |
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