The 35CrMo seamless steel tube is a high-performance chromium-molybdenum alloy pipe. It offers excellent strength, toughness, and fatigue resistance, especially after quenching and tempering heat treatment. Its good hardenability and high-temperature stability make it ideal for critical applications in petroleum, power generation, and heavy machinery industries.
- Alloy Seamless tube, Seamless Pipe
GB/T 3077-2015 Seamless Alloy Pipe 35CrMo Performance
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Chemical Component
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Product Name:
GB/T 3077-2015 Seamless Alloy Pipe 35CrMo Performance
Standard:
GB/T 3077-2015; GB/T 8162-2018
Grade:
35CrMo
Thickness:
3-75mm
Section Shape:
Round
Outer Diameter:
32-630mm
Place of Origin:
Baotou, China(Mainland)
Usage:
Petroleum, power generation, heavy machinery industries
Surface Treatment:
Hot Rolled
Tolerance:
OD: 32-50mm ±0.5mm; 50-630mm ±1.0%D WT: ≤3mm ±12.5%S; >3mm ±10%S
End:
Plain, beveled, or customized
End Protector:
Plastic pipe caps,iron protector or customized
length:
6-12m or customized
Brand:
Baotou steel
Delivery Time:
Normally within 30-45 days and according to the quantity.
Chemical Component（GB/T 3077-2015）
| Grade | Type | C | Mn | Mo | Cr | Ni | Cu | P | S | Si | ||||
| Min | Max | Min | Max | Min | Max | Min | Max | Max | Max | Max | Max | Max | ||
| 35CrMo | – | 0.32 | 0.40 | 0.40 | 0.70 | 0.15 | 0.25 | 0.80 | 1.10 | 0.30 | 0.25 | 0.025 | 0.025 | 0.37 |
Mechanical Performance（GB/T 3077-2015）
| Grade | Type | Total under load Elongation % | Yield Strength | Tensile Strength | Hardness | Specified OD
mm | Allowable hardness Variation | ||
| Min | Max | Min | HRC | HBW | HRC | ||||
| 35CrMo | – | 12 | 835 | – | 980 | – | – | – | – |
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