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Chemical component requirements of ASTM A192
General boiler tubes are mainly used to manufacture water wall tubes, boiling water pipes, superheated steam pipes, superheated steam pipes for locomotive boilers, large and small smoke pipes and arch brick pipes.
Boiler seamless steel pipe is mainly used to manufacture superheater tube, reheater tube, airway, main steam tube, etc., of high pressure and ultra-high pressure boilers.
Standard:
ASTM A 106M、ASTM A 192M、ASTM A213M、GB/T 5310、JIS G3461
Grade:
A213T11、A213T12、A213T22、A192、A106、A53
Mechanical property:
|
Standard |
Grade | Tensile Strength
|
Yield Strength
Min |
Elongation
Min |
Impact
Min |
Hardness
Max |
| ASTM
A106M ASME SA-106 |
A 106B
SA-106B |
≥415 | 240 | 30 | ||
| A 106C
SA-106C |
≥485 | 275 | 30 | |||
| ASTM
A 192M ASME SA-192M |
A192
SA-192 |
≥325 | 180 | 35 | 77HRB(137HBW) | |
| ASTM
A213M ASME SA-213M |
A213
T11 SA-213 T11 |
≥415 | 205 | 85HRB(163)HBW | ||
| A213
T12 SA-213 T12 |
≥415 | 205 | 85HRB(163)HBW | |||
| JIS G3461 | STB 340 | ≥340 | 175 | 35 | ||
| GB 5310 | 20G | 410~550 | 245 | 24&22 | 40&27 |
|
Chemical component:
|
Specification |
C | Si | Mn | S | P | Cr | Mo | Rest | |
| Standard | Grade | max | |||||||
| ASTM
A192M ASME SA-192M |
A192
SA-192 |
0.06
~ 0.18 |
≤0.25 | 0.27
~ 0.63 |
0.020 | 0.025 | |||
| ASTM
A106M ASME SA-106 |
A 106B
SA-106B |
≤0.30 | ≥0.10 | 0.29
~ 1.06 |
0.020 | 0.025 | |||
| A 106C
SA-106C |
≤0.35 | ≥0.10 | 0.29
~ 1.06 |
0.020 | 0.025 | ||||
| ASTM
A213M ASME SA-213M |
A213
T11 SA-213 T11 |
0.05
~ 0.15 |
0.50
~ 1.00 |
0.30
~ 0.60 |
0.020 | 0.025 | 1.00
~ 1.50 |
0.44
~ 0.65 |
|
| A213
T12 SA-213 T12 |
≤0.15 | ≤0.50 | 0.30
~ 0.61 |
0.020 | 0.025 | 0.80
~ 1.25 |
0.44
~ 0.65 |
||
| JIS G3461 | STB 340 | ≤0.18 | ≤0.35 | 0.30
~ 0.60 |
0.020 | 0.025 | |||
| GB 5310 | 20G | 0.17
~ 0.23 |
0.17
~ 0.37 |
0.35
~ 0.65 |
0.015 | 0.025 | |||
