Steel number | Card number | The heat handles Make degree  |
The anti- pulls the strength MPa |
Accept defeat the strength MPa |
Extension rate% | Degree of hardnessHRB |
0Cr19N19 | 304 | ≥1010°C Nasty and cold |
≥520 | ≥205 | 40 | ≤90 |
00Cr19Ni11 | 304L | " " | ≥480 | ≥175 | 40 | ≤90 |
0Cr17Ni12M02 | 316 | " " | ≥520 | ≥205 | 40 | ≤90 |
0Cr17Ni14M02 | 316L | " " | ≥480 | ≥175 | 40 | ≤90 |
0Cr18Ni11Ti | 321 | ≥920°C Nasty and cold |
≥520 | ≥205 | 40 | ≤90 |
2.Bending tolerance of hige pressure boiler tube:
WT≤15 mm, Bending≤1.5mm/m
WT>15~30 mm, Bending≤2.0mm/m
WT>30 mm, Bending≤3.0mm/m
3. End shape for the seamless high pressure boiler tube:
Both ends of the pipe should be cut at rightangles, and remove burrs
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Steel number | Card number | The heat handles Make degree  |
The anti- pulls the strength MPa |
Accept defeat the strength MPa |
Extension rate% | Degree of hardnessHRB |
0Cr19N19 | 304 | ≥1010°C Nasty and cold |
≥520 | ≥205 | 40 | ≤90 |
00Cr19Ni11 | 304L | " " | ≥480 | ≥175 | 40 | ≤90 |
0Cr17Ni12M02 | 316 | " " | ≥520 | ≥205 | 40 | ≤90 |
0Cr17Ni14M02 | 316L | " " | ≥480 | ≥175 | 40 | ≤90 |
0Cr18Ni11Ti | 321 | ≥920°C Nasty and cold |
≥520 | ≥205 | 40 | ≤90 |
2.Bending tolerance of hige pressure boiler tube:
WT≤15 mm, Bending≤1.5mm/m
WT>15~30 mm, Bending≤2.0mm/m
WT>30 mm, Bending≤3.0mm/m
3. End shape for the seamless high pressure boiler tube:
Both ends of the pipe should be cut at rightangles, and remove burrs




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