The main chemical components of 25CrMo4 alloy steel pipe include (C), (Si), (Mn), (P), (S), (Cr) and (Mo).
25CrMo4 steel pipe has good physical properties, density of about 7.85g/cm³, low thermal conductivity of about 40W/(m·K), and high specific heat capacity of about 0.46kJ/(kg·K), high strength, high toughness, good fatigue resistance, etc.
After proper heat treatment, the tensile strength of 25CrMo4 Round Alloy Seamless Steel Tube can reach more than 800MPa, and the yield strength is also above 600MPa.
Products Data
Chemical composition of 25CrMo4 Seamless Precision Steel Tube
| C | Si | Mn | P | S | Cr | Mo | ||
| 0.22 – 0.29 | max 0.4 | 0.6 – 0.9 | max 0.025 | max 0.035 | 0.9 – 1.2 | 0.15 – 0.3 | ||
Mechanical properties for 25CrMo4 tubes
| Brinell hardness (HBW): (+S) | 255 |
| Brinell hardness (HBW): (+A) | 212 |
| Vickers hardness ( HV): (+A) | 175 |
| Vickers hardness ( HV): (+QT) | 305 – 435 |
Equivalent grades of steel 25CrMo4 (1.7218) pipe
| EU | USA | Germany | Japan | France | England | Italy |
| EN | – | DIN,WNr | JIS | AFNOR | BS | UNI |
| 25CrMo4 | SAE4130 | 25CrMo4 | SCM420 | 25CD4 | 708A25 | 25CrMo4 |
Products display
25CrMo4 1.7218 Alloy Steel pipe
Standard: EN 10305-1
Materials: 25CrMo4
Technical: cold-drawn seamless
Application: Automotive, Machining, etc
Why Choose GNEE's Steel Pipe
GNEE has passed ISO9001 quality system certification and EU CE certification, with strong supply capacity, mainly producing alloy steel pipes, carbon steel pipes, etc.
GNEE provides the best after-sales service, reasonable product prices, and good customer reputation as our honest business philosophy.
If you are looking for 41cr4 alloy steel pipe, 13CrMo4-5 alloy steel pipe, 42crmo4 alloy steel pipe and other alloy steel pipes, please feel free to contact us.sales@gneetube.com
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FAQ
Q: Do you have quality control system?
A: Yes, we have our own quality control laboratory.Third party testing servicesare also available.
Q: What services do you provide?
A: Customized service for each customer, please feel free to contact us!
Q.What is your lead time?
A. Regular stock is usually 10 days. Depends on the products.
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