Manufacturing Companies for High Pressure Seamless Steel Pipe in GB/T5310 -2017 Grade 20g 20mng 25mng 12cr1movg
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.
We have now sophisticated machines. Our solutions are exported to the USA, the UK and so on, enjoying a great reputation amid consumers for Manufacturing Companies for High Pressure Seamless Steel Pipe in GB/T5310 -2017 Grade 20g 20mng 25mng 12cr1movg, We goal at Ongoing system innovation, management innovation, elite innovation and sector innovation, give full play for the overall advantages, and constantly make improvements to support excellent.
We have now sophisticated machines. Our solutions are exported to the USA, the UK and so on, enjoying a great reputation amid consumers for China Steel Pipe 20g and Steel Pipe 20mng, Now, with the development of internet, and the trend of internationalization, now we have decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.
|
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.
We have now sophisticated machines. Our solutions are exported to the USA, the UK and so on, enjoying a great reputation amid consumers for Manufacturing Companies for High Pressure Seamless Steel Pipe in GB/T5310 -2017 Grade 20g 20mng 25mng 12cr1movg, We goal at Ongoing system innovation, management innovation, elite innovation and sector innovation, give full play for the overall advantages, and constantly make improvements to support excellent.
Manufacturing Companies for China Steel Pipe 20g and Steel Pipe 20mng, Now, with the development of internet, and the trend of internationalization, now we have decided to extend business to overseas market. With the propose of bringing more profits to oversea customers by providing directly abroad. So we have changed our mind, from home to abroad, hope to give our customers more profit, and looking forward to more chance to make business.
