JIANGSU TIANCHENG GROUP LIMITED
Yaoguan Town, Changzhou City, Jiangsu Province,China
+86-519-88387662
+86-519-85121683
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Tiancheng_Group
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JIS G3467 Boiler Tube
JIS G3467 boiler tube include carbon steel tubes, alloy steel tubes, stainless steel tubes and nickel-chromium-iron alloy tubes. Its application is heating fluids in the fired heaters like boilers in petrochemical industry.
Mechanical Properties:
| Symbol of class | Division of finish | Tensile strength N/П {kgf/П} | Yield point or proof stress N/П {kgf/П} | Elongation % | |||
|---|---|---|---|---|---|---|---|
| No. 11 test piece No. 12 test piece | No. 5 test piece | No. 4 test piece | |||||
| Longitudinal direction | Transverse direction | Longitudinal direction | Transverse direction | ||||
| STF 410 | - | 410min{42} | 245 min{25} | 25 min | 20 min | 24 min | 19 min |
| STFA 12 | - | 380min{39} | 205 min{21} | 30 min | 25 min | 24 min | 19 min |
| STFA 22 | - | 410min{42} | 205 min{21} | 30 min | 25 min | 24 min | 19 min |
| STFA 23 | - | 410min{42} | 205 min{21} | 30 min | 25 min | 24 min | 19 min |
| STFA 24 | - | 410min{42} | 205 min{21} | 30 min | 25 min | 24 min | 19 min |
| STFA 25 | - | 410min{42} | 205 min{21} | 30 min | 25 min | 24 min | 19 min |
Dimension tolerance:
| Nominal diameter | Outside diameter(mm) | wall thickness (mm) | 4.0 | 4.5 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 | 8.0 | 9.5 | 11.0 | 12.5 | 14.0 | 16.0 | 18.0 | 20.0 | 22.0 | 25.0 | 28.0 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B | ||||||||||||||||||||
| 50 | 2 | 60.5 | 5.57 | 6.21 | 6.84 | 7.46 | 8.06 | 8.66 | 9.24 | 10.4 | 11.9 | ||||||||||
| 65 | 2 1/2 | 76.3 | 7.97 | 8.79 | 9.60 | 10.4 | 11.2 | 12.0 | 13.5 | 15.6 | |||||||||||
| 80 | 3 | 89.1 | 9.39 | 10.4 | 11.3 | 12.3 | 13.2 | 14.2 | 16.0 | 18.6 | 21.2 | ||||||||||
| 90 | 3 1/2 | 101.6 | 10.8 | 11.9 | 13.0 | 14.1 | 15.2 | 16.3 | 18.5 | 21.6 | 24.6 | 27.5 | |||||||||
| 100 | 4 | 114.3 | 13.5 | 14.8 | 16.0 | 17.3 | 18.5 | 21.0 | 24.6 | 28.0 | 31.4 | 34.6 | |||||||||
| 125 | 5 | 139.8 | 16.6 | 18.2 | 19.8 | 21.4 | 22.9 | 26.0 | 30.5 | 34.9 | 39.2 | 43.4 | 48.8 | ||||||||
| 150 | 6 | 165.2 | 21.7 | 23.6 | 25.4 | 27.3 | 31.0 | 36.5 | 41.8 | 47.1 | 52.2 | 58.9 | 65.3 | ||||||||
| 200 | 8 | 216.3 | 33.6 | 36.1 | 41.1 | 48.4 | 55.7 | 62.8 | 69.8 | 79.0 | 88.0 | 96.8 | 105 | ||||||||
| 250 | 10 | 267.4 | 41.8 | 45.0 | 51.2 | 60.4 | 69.6 | 78.0 | 87.5 | 99.2 | 111 | 122 | 133 | 149 | 165 | ||||||
Tiancheng Group supplies JIS G3467 Boiler Tube and other steel grades tubes for high pressure and temperature applications, if you are interested in buying seamless boiler tubes from reliable steel mills, please send an email now!