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Latvia Seamless Steel Tubes for Low and Medium Pressure Boiler GB3087

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Product Description

Seamless Steel Tubes for Low and Medium Pressure Boiler

Standard:

GB/T3087

Application:

For Manufacturing heating-pipelines, containers, steaming pipelines of low or medium pressure boilers (P≤5.88Mpa, T≤450℃)

Main Steel Tube Grades:

10#、20#

Other grades can also be provided after consulting with customers.

 

Mechanical Properties:  

Standard

Grade

Tensile Strength(MPa)

Yield Strength(MPa)

Elongation(%)

GB3087

10

335~475

≥195

≥24

20

410~550

≥245

≥20


Chemical Composition:

Standard

Grade

Chemical Composition

C

Si

Mn

P

S

Cr

Mo

Cu

Ni

V

GB3087

10

0.07~0.14

0.17~0.37

0.35~0.65

≤0.035

≤0.035

≤0.15

/

≤0.25

≤0.25

/

20

0.17~0.24

0.17~0.37

0.35~0.65

≤0.035

≤0.035

≤0.25

/

≤0.25

≤0.25

/