High Pressure Seamless Boiler Power Station Finned Steel Tube and Stud Tube in 20g ND Steel
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.
Our eternal pursuits are the attitude of “regard the market, regard the custom, regard the science” as well as theory of “quality the basic, believe in the very first and management the advanced” for High Pressure Seamless Boiler Power Station Finned Steel Tube and Stud Tube in 20g ND Steel, We always regard the technology and customers as the uppermost. We always work hard to create great values for our customers and offer our customers better products & services.
Our eternal pursuits are the attitude of “regard the market, regard the custom, regard the science” as well as theory of “quality the basic, believe in the very first and management the advanced” for 20g High Pressure Fin Tube, We’re looking forward to establishing a mutually beneficial relationship with you based on our high-quality goods, reasonable prices and best service. We hope that our solutions will bring you a pleasant experience and carry a feeling of beauty.
|
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 |
|
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.
Our eternal pursuits are the attitude of “regard the market, regard the custom, regard the science” as well as theory of “quality the basic, believe in the very first and management the advanced” for 2022High quality High Pressure Seamless Boiler Power Station Finned Steel Tube and Stud Tube in 20g ND Steel, We always regard the technology and customers as the uppermost. We always work hard to create great values for our customers and offer our customers better products & services.
2019 High quality China Fin Tube 20g and High Pressure Fin Tube, We’re looking forward to establishing a mutually beneficial relationship with you based on our high-quality goods, reasonable prices and best service. We hope that our solutions will bring you a pleasant experience and carry a feeling of beauty.
