High Quality 20G High Pressure Boiler Seamless Alloy Steel Tube

Short Description:

20G seamless steel pipe is a high-quality carbon structural steel, boiler material, the carbon content of 0.17-0.24%, tensile strength of 410Mpa, yield point 230-250Mpa. Is our main production of steel, we can provide 20G Seamless pipe with high quality and competitive price. Here to introduce you to our 20G seamless pipe basic chemical properties and mechanical properties.


Product Detail

Product Tags

Quality First,and Client Supreme is our guideline to deliver the very best assistance to our shoppers.These days, we have been trying our greatest to be amongst the ideal exporters inside our field to fulfill consumers extra will need for High Quality 20G High Pressure Boiler Seamless Alloy Steel Tube, Good quality is factory’ existence , Focus on customer’ demand is the source of company survival and advancement, We adhere to honesty and superior faith working attitude, hunting forward towards your coming !
Quality First,and Client Supreme is our guideline to deliver the very best assistance to our shoppers.These days, we have been trying our greatest to be amongst the ideal exporters inside our field to fulfill consumers extra will need for China 20G High Pressure Boiler Tube, The quality of our items is equal to OEM’s quality, because our core parts are the same with OEM supplier. The above products have passed expert certification, and we not only can produce OEM-standard merchandise but we also accept Customized Products order.

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.

Quality First,and Client Supreme is our guideline to deliver the very best assistance to our shoppers.These days, we have been trying our greatest to be amongst the ideal exporters inside our field to fulfill consumers extra will need.
High Quality 20G High Pressure Boiler Seamless Alloy Steel Tube
Good quality is factory’ existence , Focus on customer’ demand is the source of company survival and advancement, We adhere to honesty and superior faith working attitude, hunting forward towards your coming !
China 20G High Pressure Boiler Tube
The quality of our items is equal to OEM’s quality, because our core parts are the same with OEM supplier. The above products have passed expert certification, and we not only can produce OEM-standard merchandise but we also accept Customized Products order.


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