ASTM A179 STPG38 ST37 Hot Rolled Carbon Steel Seamless Boiler Pipe
ASTM A179 STPG38 ST37 Hot Rolled Carbon Steel Seamless Boiler Pipe
1. SA179 CHEMICAL AND MECHANICAL COMPONENT:
|
ASTM A179/(ASME SA179) |
|
|
Carbon steel seamless boiler pipe |
|
|
Application: |
heat exchangers,boiler pipe |
|
Size(mm): |
O.D.:10.3~610.0mm W.T.:1.24~20mm L:max 12000mm |
Grade and Chemical Composition (%)
|
Chemical Composition |
C |
Mn |
P≤ |
S≤ |
Si≤ |
|
0.06-0.18 |
0.27-0.63 |
0.035 |
0.035 |
0.25 |
Tolerance(SA-450/SA-450M):
|
OD In (mm) |
+ |
- |
WT In(mm) |
+ |
- |
|
<1(25.4) |
0.10 |
0.10 |
≤1.1/2(38.1) |
20% |
0 |
|
1~1.1/2(25.4~38.1) |
0.15 |
0.15 |
>1.1/2(38.1) |
22% |
0 |
|
>1.1/2~<2(38.1~50.8) |
0.20 |
0.20 |
|
|
|
|
2~<2.1/2(50.8~63.5) |
0.25 |
0.25 |
|
|
|
|
2.1/2~<3(63.5~76.2) |
0.30 |
0.30 |
|
|
|
|
3~4(76.2~101.6) |
0.38 |
0.38 |
|
|
|
|
>4~7.1/2(101.6~190.5) |
0.38 |
0.64 |
|
|
|
|
>7.1/2~9(190.5~228.6) |
0.38 |
1.14 |
|
|
|
| O.D (mm) | Wall Thickness(mm) | ||||||||||
| 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | |
| Theoretical Weight(kg/m) | |||||||||||
| 32 | 1.82 | 2.15 | 2.46 | 2.76 | 3.05 | 3.33 | 3.59 | 3.85 | 4.09 | 4.32 | 4.53 |
| 38 | 2.19 | 2.59 | 2.98 | 3.35 | 3.72 | 4.07 | 4.41 | 4.74 | 5.05 | 5.35 | 5.64 |
| 42 | 2.44 | 2.89 | 3.35 | 3.75 | 4.16 | 4.56 | 4.95 | 5.33 | 5.69 | 6.04 | 6.38 |
| 45 | 2.62 | 3.11 | 3.58 | 4.04 | 4.49 | 4.93 | 5.36 | 5.77 | 6.17 | 6.56 | 6.94 |
| 50 | 2.93 | 3.48 | 4.01 | 4.54 | 5.05 | 5.55 | 6.04 | 6.51 |
6.97
|
7.42 | 7.86 |
| 54 | - | 3.77 | 4.36 | 4.93 | 5.49 | 6.04 | 6.58 | 7.1 | 7.61 | 8.11 | 8.6 |
| 57 | - | 4 | 4.62 | 5.23 | 5.83 | 6.41 | 6.99 | 7.55 | 8.1 | 8.63 | 9.16 |
| 60 | - | 4.22 | 4.88 | 5.52 | 6.16 | 6.78 | 7.39 | 7.99 | 8.58 | 9.15 | 9.71 |
| 63.5 | - | 4.48 | 5.18 | 5.87 | 6.55 | 7.21 | 7.87 | 8.51 | 9.14 | 9.75 | 10.36 |
| 68 | - | 4.81 | 5.57 | 6.31 | 7.05 | 7.77 | 8.48 | 9.17 | 9.86 | 10.53 | 11.19 |
| 70 | - | 4.96 | 5.74 | 6.51 | 7.27 | 8.01 | 8.75 | 9.47 | 10.18 | 10.88 | 11.56 |
| 73 | - | 5.18 | 6 | 6.81 | 7.6 | 8.38 | 9.16 | 9.91 | 10.66 | 11.39 | 12.11 |
| 76 | - | 5.4 | 6.26 | 7.1 | 7.93 | 8.75 | 9.56 | 10.36 | 11.14 | 11.91 | 12.67 |
| 83 | - | - | 6.86 | 7.79 | 8.71 | 9.62 | 10.51 | 11.39 | 12.26 | 13.12 | 13.96 |
| 89 | - | - | 7.38 | 8.38 | 9.38 | 10.36 | 11.33 | 12.28 | 13.22 | 14.16 | 15.07 |
| 95 | - | - | 7.9 | 8.98 | 10.04 | 11.1 | 12.14 | 13.17 | 14.19 | 15.19 | 16.18 |
| 102 | - | - | 8.5 | 9.67 | 10.82 | 11.96 | 13.09 | 14.21 | 15.31 | 16.4 | 17.48 |
| 108 | - | - | - | 10.26 | 11.49 | 12.7 | 13.9 | 15.09 | 16.27 | 17.44 | 18.59 |
| 114 | - | - | - | 10.85 | 12.15 | 13.44 | 14.72 | 15.98 | 17.23 | 18.47 | 19.7 |
| 121 | - | - | - | 11.54 | 12.93 | 14.3 | 15.67 | 17.02 | 18.35 | 19.68 | 20.99 |
| 127 | - | - | - | 12.13 | 13.59 | 15.04 | 16.48 | 17.9 | 19.32 | 20.72 | 22.1 |
| 133 | - | - | - | 12.73 | 14.26 | 15.78 | 17.29 | 18.79 | 20.28 | 21.75 | 23.21 |
| 140 | - | - | - | - | 15.04 | 16.65 | 18.24 | 19.83 | 21.4 | 22.96 | 24.51 |
| 146 | - | - | - | - | 15.7 | 17.39 | 19.06 | 20.72 | 22.36 | 24 | 25.62 |
| 152 | - | - | - | - | 16.37 | 18.13 | 19.87 | 21.6 | 23.32 | 25.03 | 26.73 |
| 159 | - | - | - | - | 17.15 | 18.99 | 20.82 | 22.64 | 24.45 | 26.24 | 28.02 |
| 168 | - | - | - | - | - | 20.1 | 22.04 | 23.97 | 25.89 | 27.79 | 29.69 |
| 180 | - | - | - | - | - | 21.59 | 23.7 | 25.75 | 27.7 | 29.87 | 31.91 |
| 194 | - | - | - | - | - | 23.31 | 25.6 | 27.82 | 30 | 32.28 | 34.5 |
| 203 | - | - | - | - | - | - | - | 29.14 | 31.5 | 33.83 | 36.16 |
| 219 | - | - | - | - | - | - | - | 31.52 | 34.06 | 36.6 | 39.12 |
| 245 | - | - | - | - | - | - | - | - | 38.23 | 41.09 | 43.85 |
| 273 | - | - | - | - | - | - | - | - | 42.64 | 45.92 | 49.1 |
| 299 | - | - | - | - | - | - | - | - | - | - | 53.91 |

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