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3J40 elastic alloy used to make the shaft tip of instruments and meters
Release time：2025-03-09 Strike：156 Inquire Now
3J40 Elastic Alloy Chemical Composition
| Grade | C | S | P | Mn | Si | Ni | Cr | Ti | Al | Co | Mo | W | Fe | Ce |
| 3J40 | ≦0.03 | ≦0.01 | ≦0.01 | ≦0.1 | ≦0.2 | Bal | 39-41.0 | - | 3.3-3.5 | - | - | - | ≦0.5 | 0.1-0.2 |
3J40 is a Ni-Cr-Al alloy with a chromium content of 40% and excellent corrosion resistance. 3J40 is a precipitation-strengthened nickel-based alloy.
It has good plasticity in the solid solution state and is easy to process. After high strain rate cold processing and aging treatment, it obtains high mechanical properties and elastic properties.
3J40 alloy can also be strengthened by aging after solid solution. The alloys have high hardness, strength, elastic limit, energy storage ratio, fatigue strength, small elastic hysteresis and aftereffect, non-magnetic, good wear resistance, shock resistance, and excellent corrosion resistance.
| State | Elastic Alloy Coefficient of Expansion βf/（10-6 ℃） | |||||
| 20-55°C | 20-100°C | 20-200°C | 20-300°C | 20-400°C | 20-500°C | |
| Solid Solution | 12.2-12.7 | 12.4-12.5 | 12.6-12.8 | 13.0-13.1 | 13.5-13.6 | 13.8-14 |
| Solid Solution+Aging | 11.0-11.5 | 11.9-12.0 | 12.0-12.2 | 12.4-12.5 | 12.7-12.8 | 13.1-13.3 |
| Cold-Drawn+Aging | 11.6 | 12.0 | 12.1 | 12.4 | 12.8 | 13.3 |
It is worth mentioning that this alloy can improve its elastic properties and fatigue resistance by controlling its processing methods and process technology. For example, high-temperature annealing, cold treatment, and work hardening can effectively enhance its hardness and ductility and improve its fatigue resistance. At the same time, this alloy can also be made into shapes such as wire, wire, and thin plates for the manufacture of various elastic components, bringing greater convenience to industrial production.
In general, 3J40 elastic alloy is a high-performance alloy with excellent performance and wide application. The optimized design of its chemical composition and the control of its processing technology make it have excellent elasticity, oxidation resistance, corrosion resistance, and high-temperature stability, and its elastic properties and fatigue resistance can be improved in a variety of ways, bringing more possibilities for the development of industry and technology.
FAQs
Q：I have sent the RFQ, when can I expect a reply?
A：We usually quote within 24 hours after we get your inquiry. If you are urgent to get the price, please send the message on trade management or call us directly.
Q：How long is the delivery time?
A：It depends on the order quantity ,Usually it takes about 20-30 days.
Q：Do you accept OEM/ODM manufacturing?
A：Yes! We do accept OEM/ODMmanufacturing. You could give us your samples or drawings.
Q：Can you send me your catalogue?
A：Yes, please contact us.We can share with our catalogue for you by email.
Q：How to control the products quality in your company?
A：With professional quality team, advanced product quality planning, strict implementation, continuous improvement, the quality of our products is well controlled and consistent.
Q：Can you provide detailed technical data and drawing?
A：Yes, we can. Please tell us which product you need and the applications, we will send the detailed technical data and drawing to you for your evaluation and confirm.
Phone/Whatsapp：+86 199 0611 9641 Email：sales8@dlx-alloy.com
Add：NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu
