|
SANS 657-3:2015-CONVEYOR ROLLER TUBES |
|||||
|
Nominal |
Actual |
Outside |
Ovality |
Wall Thickness |
|
|
MM |
MM |
Max |
Min |
Max |
MM |
|
101 |
101.6 |
101.8 |
101.4 |
0.4 |
3 |
|
127 |
127 |
127.2 |
126.8 |
0.4 |
3.8 |
|
152 |
152.4 |
152.6 |
152.2 |
0.4 |
3.8 |
|
165 |
165.3 |
165.3 |
165 |
0.5 |
4.5 |
|
178 |
177.8 |
178.1 |
178 |
0.5 |
4.5 |
|
219 |
219.1 |
219.4 |
219 |
0.6 |
6 |
Chemical Composition and mechanical properties SAN657-3 ERW Steel Pipe
Grade and Chemical Composition (％)
|
Grade |
C≤ |
P≤ |
S≤ |
|
C250-CQ |
0.25% |
0.060% |
0.060% |
Mechanical Properties
|
Grade |
Tensile Strength (Min) |
Yield Strength |
Elongation(Min ) |
|
C250-CQ |
320N/mm2 |
230 N/mm2 |
10% |
|
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seam welded tube manufacturer |
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erw line pipe supplier |
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hfw steel pipe supplier |
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hfw pipes manufacturer |
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