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ASTM A106 belongs to the American standard, which contains steel grade: Gr.A; Gr.B; Gr.C.
ASTM A106 standard specification for seamless steel pipe for high-remperature service.
Size(mm):
|
OD(Out Diameter) |
W.T(Wall Thickness) |
L(Length) |
|
6.0-323 |
1.0-30.0 |
max 12000 |
Dimension Tolerances:
Pipe Type
Pipe Sizes
Tolerances
Cold Drawn
OD≤48.3mm
±0.40mm
OD≥60.3mm
±1%mm
WT
±12.5%
Chemical Composition:
| Steel Grade |
C≤ |
Mn |
P≤ |
S≤ |
Si≥ |
Cr≤ |
Cu≤ |
Mo≤ |
Ni≤ |
V≤ |
| A | 0.25 | 0.27-0.93 | 0.035 |
0.035 |
0.10 | 0.40 |
0.40 |
0.15 |
0.40 |
0.08 |
| B | 0.30 | 0.29-1.06 |
0.035 |
0.035 |
0.10 |
0.40 |
0.40 |
0.15 |
0.40 |
0.08 |
| C | 0.35 | 0.29-1.06 |
0.035 |
0.035 |
0.10 |
0.40 |
0.40 |
0.15 |
0.40 |
0.08 |
Mechanical Properties:
|
Steel Grade |
Tensile Strength(Mpa) |
Yield Strength(Mpa) |
Elongation(%) |
Delivery Condition |
| A |
≥330 |
≥205 |
20 |
Annealed |
| B |
≥415 |
≥240 |
20 |
Annealed |
| C |
≥485 |
≥275 |
20 |
Annealed |
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