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Q215A welded steel pipes is an industrial steel pipe which under GB/T 3091-2008 standard, Q215A welded steel pipes mainly used for low-pressure liquid transport, such as water and gas. Construction, greenhouse structure, the surface can be coated epoxy paint, coal tar epoxy, 3PE, extinction coating, asphalt coating, black paint or cis-type requirements, yield strength and tensile strength are good.
GB/T 3091 Q215A welded steel pipes Chemical composition
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chemical composition of Q215A |
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Grade |
Class |
C |
Mn |
Si |
S |
P |
|
|
|
no more than |
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|
Q215 |
A |
0.09-0.15 |
0.25-0.55 |
0.3 |
0.05 |
0.045 |
Q215A welded steel pipes Mechanical properties
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mechanical property |
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Grade |
lowder yield |
Tensile |
Extensibility after |
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|
strength Rel/N/MM^2 |
strength |
fracture A/% |
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|
no less than |
R/N/MM^2 |
no less than |
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|
t<=16mm |
T>16mm |
no less than |
D<=168.3MM |
D>168.3mm |
|
|
Q215A |
215 |
205 |
335 |
15 |
20 |
The above is our GB/T 3091-2008 Q215A welded steel pipes good performance and application, if you are interested in our products, please feel free to contact us. We only provide qualified Q215A welded steel pipes products to the best quality and reasonable prices for our customers, look forward to your call consultation.
