100% Original GB3087-2008 Medium Pressure Boiler Tube Seamless Steel Pipe

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We insist within the theory of development of ‘High top quality, Performance, Sincerity and Down-to-earth working approach’ to provide you with exceptional provider of processing for 100% Original GB3087-2008 Medium Pressure Boiler Tube Seamless Steel Pipe, We would like to acquire this prospect to determine long-term business enterprise interactions with purchasers from all around the planet.
We insist within the theory of development of ‘High top quality, Performance, Sincerity and Down-to-earth working approach’ to provide you with exceptional provider of processing for Seamless Steel Pipe and Seamless Boiler Tubes, Excellent quality, competitive price, punctual delivery and dependable service can be guaranteed. For further inquires remember to do not hesitate to contact us. Thank you – Your support continuously inspires us.

Grade

C Si Mn S P Cr Mo V Ti B W Ni Al Nb N
20G  0.17-0.23  0.17-0.37  0.35-0.65  0.015  0.025                    
20 MnG 0.17-0.24 0.17-0.37 0.70-1.00 0.015 0.025                    
25 MnG 0.22-0.27 0.17-0.37 0.70-1.00 0.015 0.025                    
15 MoG 0.12-0.20 0.17-0.37 0.40-0.80 0.015 0.025   0.25-0.35                
20 MoG 0.15-0.25 0.17-0.37 0.40-0.80 0.015 0.025   0.44-0.65                
12CrMoG 0.08-0.15 0.17-0.37 0.40-0.70 0.015 0.025 0.40-0.70 0.40-0.55                
15CrMoG 0.12-0.18 0.17-0.37 0.40-0.70 0.015 0.025 0.80-1.10 0.40-0.55                
12Cr2MoG 0.08-0.15 ≤0.60 0.40-0.60 0.015 0.025 2.00-2.50 0.90-1.13                
12Cr1MoVG 0.08-0.15 0.17-0.37 0.40-0.70 0.01 0.025 0.90-1.20 0.25-0.35 0.15-0.30              
12Cr2MoWVTiB 0.08-0.15 0.45-0.75 0.45-0.65 0.015 0.025 1.60-2.10 0.50-0.65 0.28-0.42 0.08-0.18 0.002-0.008 0.30-0.55        
10Cr9Mo1VNbN 0.08-0.12 0.20-0.50 0.30-0.60 0.01 0.02 8.00-9.50 0.85-1.05 0.18-0.25       ≤0.040 ≤0.040 0.06-0.10 0.03-0.07

GB 5310 20G High Pressure1
GB 5310 20G High Pressure4
GB 5310 20G High Pressure5

Grade

Tensile strength

Yield point(Mpa)

Elongation(%)

Impact(J)

(Mpa)

not less than

not less than

not less than

20G

410-550

245

24/22

40/27

25MnG

485-640

275

20/18

40/27

15MoG

450-600

270

22/20

40/27

20MoG

415-665

220

22/20

40/27

12CrMoG

410-560

205

21/19

40/27

12 Cr2MoG

450-600

280

22/20

40/27

12 Cr1MoVG

470-640

255

21/19

40/27

12Cr2MoWVTiB

540-735

345

18

40/27

10Cr9Mo1VNb

≥585

415

20

40

1Cr18Ni9

≥520

206

35

 

1Cr19Ni11Nb

≥520

206

35

 

W.T.(S)

Tolerance of W.T.

<3.5

+15%(+0.48mm min)

-10%(+0.32mm min)

3.5-20

+15%,-10%

>20

D<219

±10%

D≥219

+12.5%,-10%

UT(Ultrasonic examination).

N(Normalized).

Q+T(Quenched and Tempered).

Z Direction Test(Z15,Z25,Z35).

Charpy V-Notch Impact Test.

The Third Party Test (such as SGS Test).

Coated or Shot Blasting and Painting.

GB5310 20G seamless steel pipes are mainly used for pressure vessels, machinery, pipe fittings, oil and chemical industry.

GB 5310 High pressure boiler tube Other Name

GB 5310 igh pressure boiler tube, 20G boiler steel pipe, 20G boiler pipe

Boiler tubing is used in these industries:
Steam Boilers.
Power Generation.
Fossil Fuel Plants.
Electric Power Plants.
Industrial Processing Plants.

We insist within the theory of development of ‘High top quality, Performance, Sincerity and Down-to-earth working approach’ to provide you with exceptional provider of processing for 100% Original GB3087-2008 Medium Pressure Boiler Tube Seamless Steel Pipe, We would like to acquire this prospect to determine long-term business enterprise interactions with purchasers from all around the planet.
100% Original Seamless Steel Pipe and Seamless Boiler Tubes, Excellent quality, competitive price, punctual delivery and dependable service can be guaranteed. For further inquires remember to do not hesitate to contact us. Thank you – Your support continuously inspires us.


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