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GB/T 3091-2008 Q215A welded steel pipes

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 3091-2008 Q215A welded steel pipes

GB/T 3091 Q215A welded steel pipes Chemical composition

chemical composition of Q215A

Grade

Class

C

Mn

Si

S

P

 

 

no more than

Q215

A

0.09-0.15

0.25-0.55

0.3

0.05

0.045

Q215A welded steel pipes Mechanical properties

mechanical property  

Grade

lowder yield

Tensile

Extensibility after

strength Rel/N/MM^2

strength

fracture A/%

no less than

R/N/MM^2

no less than

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.

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