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A106 Grade B seamless carbon steel pipe specification

A106 Grade B seamless carbon steel pipe specification

ASTM A106/A106M standard covers A106 Grade B seamless carbon steel pipe for high-temperature service in specification NPS 1 ⁄ 8 - 48 (DN 6 -1200mm) inclusive, with nominal (average) wall thickness as given in ASME B 36.10M. Generally, this kind of seamless pipe is used for high-temperature and high-pressure pipelines.

Chemical Composition (max, %) of A106 Grade B seamless pipes


Grade

C

Mn

P

S

Si

Cr

Cu

Mo

Ni

V

A106Gr.B

0.30

0.29-1.06

0.035

0.035

0.1

0.4

0.4

0.15

0.40

0.08

Unless otherwise specified by the purchaser, for each reducion of 0.01% below the specified carbon maximum, an increase of 0.06% manganese above the specified maximum will be permitted up to a maximum of 1.65%. Cr,Cu,Mo,Ni,V five elements combined shall not exceed 1%.
Mechanical Properties of A106 Grade B seamless pipes


Grade

-

Tensile Strength
psi[MPa]

Yield Strength
psi[MPa]

Elongation

Full size strip

Specimen

A106Gr.B

Longitudinal

60000
[415]

35000
[240]

30

22

Transverse

16.4

12

 

Finished End of A106 Grade B seamless pipes

If there is no specificed demands for pipe end from buyer, the Pipe shall be made end as below:


Outer Diameter

Wall Thickness

Pipe End

≤NPS 1-1/2[DN 40]

All

plain-end square cut, or plain-end beveled

≥NPS 2 [DN 50]

walls through extra strong weights

plain-end-beveled

≥NPS 2 [DN 50]

Walls over extra strong weights

plain-end square cut

A106 Grade B seamless carbon steel pipe product is within 30days for the purchasing and production time with container order and some days for the sample.

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No.230,1st Floor,Building No.1,No.221 Of Huashen Road,Free Trade Area Of Pudong New District,Shanghai China
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