GB5310 20G 20MnG 20MoG High Pressure Seamless Steel Boiler Pipes Length 4-12m
Basic Properties
Place of Origin:
China
Brand Name:
TORICH
Certification:
ISO9001,TSI16949
Model Number:
GB5310
Trading Properties
Minimum Order Quantity:
5 tons
Price:
negotiable
Payment Terms:
L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability:
60000ton/year
Product Summary
GB5310 20G 20MnG 20MoG High Pressure Seamless Steel Boiler Pipes Standard:Seamless Steel Tubes and Pipes for High Pressure Boiler Steel Grade/Steel Material/Steel Number: Grade Chemical Analysis % C Si Mn Cr Mo V P S 20G 0.07- 0.23 0.17- 0.37 0.35- 0.65 - - - ≤0.025 ≤0.015 20MnG 0.17- 0.23 0.17- 0...
Product Details
Highlight:
precision stainless steel tubing
,seamless carbon steel tube
Standard:
GB5310
Grade:
20G 20MnG 25MnG 15MoG 20MoG 12CrMoG 15CrMoG 12Cr2MoG
Technique:
Hot Rolled/Hot Expand/Cold Rolled/Cold Drawn
Section Shape:
Round
Certification:
ISO9001,TSI16949
Alloy Or Not:
Alloy
Secondary Or Not:
Non-secondary
Special Pipe:
Boiler Pipe
Product Description
GB5310 20G 20MnG 20MoG High Pressure Seamless Steel Boiler Pipes
Standard:Seamless Steel Tubes and Pipes for High Pressure Boiler
Steel Grade/Steel Material/Steel Number:
| Grade | Chemical Analysis % | |||||||
| C | Si | Mn | Cr | Mo | V | P | S | |
| 20G | 0.07- 0.23 | 0.17- 0.37 | 0.35- 0.65 | - | - | - | ≤0.025 | ≤0.015 |
| 20MnG | 0.17- 0.23 | 0.17- 0.37 | 0.70- 1.00 | - | - | - | ≤0.025 | ≤0.015 |
| 25MnG | 0.22- 0.27 | 0.17- 0.37 | 0.70- 1.00 | - | - | - | ≤0.025 | ≤0.015 |
| 15MoG | 0.12- 0.20 | 0.17- 0.37 | 0.40- 0.80 | - | 0.25- 0.35 | - | ≤0.025 | ≤0.015 |
| 20MoG | 0.15- 0.25 | 0.17- 0.37 | 0.40- 0.80 | - | 0.44- 0.65 | - | ≤0.025 | ≤0.015 |
| 12CrMoG | 0.08- 0.15 | 0.17- 0.37 | 0.40- 0.70 | 0.40- 0.70 | 0.40- 0.55 | - | ≤0.025 | ≤0.015 |
| 15CrMoG | 0.12- 0.18 | 0.17- 0.37 | 0.40- 0.70 | 0.80- 1.10 | 0.40- 0.55 | - | ≤0.025 | ≤0.015 |
| 12Cr2MoG | 0.08- 0.15 | ≤0.50 | 0.40- 0.60 | 2.00- 2.50 | 0.90- 1.13 | - | ≤0.025 | ≤0.015 |
| Grade | Mechanical Properties % | |||
| Rm/Mpa | Re/Mpa | A% horizontal /vertical | ||
| 20G | 410-550 | 245 | ≥24 | ≥22 |
| 20MnG | 415-560 | 240 | ≥22 | ≥20 |
| 25MnG | 485-640 | 275 | ≥20 | ≥18 |
| 15MoG | 450-600 | 270 | ≥22 | ≥20 |
| 20MoG | 415-665 | 220 | ≥21 | ≥19 |
| 12CrMoG | 410-560 | 205 | ≥21 | ≥19 |
| 15CrMoG | 440-640 | 295 | ≥22 | ≥20 |
| 12Cr2MoG | 450-600 | 280 | ≥21 | ≥19 |
Size Range:
OD: 6-350mm WT:1-35mm Length:4-12m
As customer’s requirement
Production Technique:
Hot rolled
Hot expand
Cold rolled
Cold drawn
Delivery Condition:
Heat Treatment
| Grade | Heat Treatment System |
| 20G | N:880℃-940℃ |
| 20MnG | N:880℃-940℃ |
| 25MnG | N:880℃-940℃ |
| 15MoG | N:880℃-950℃ |
| 20MoG | N:880℃-950℃ |
| 12CrMoG | N+Tempering:N:900℃-960℃;Tempering:670℃-730℃ |
| 15CrMoG | N+Tempering:N:900℃-960℃;Tempering:680℃-730℃ |
| 12Cr2MoG | OD≤30mm N+Tempering:N:900℃-960℃;Tempering:700℃-750℃ OD＞30mm Quenching +Tempering: Quenching≥900℃;Tempering:700℃-750℃ N+Tempering:N:900℃-960℃;Tempering:700℃-750℃ |
Application:
For High Pressure Steam Boilers,Pipeline
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