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
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
Jis Standard Din6923 Hex Flange Nut,Jis Iso Zinc Hexagon Nuts,Jis Standard Threaded Nut,Jis Standard Fasteners
Ningbo Mingli Fasteners Co., Ltd. , https://www.nbmlf.com