SIPLEE SPRING specialize in the design and manufacture of compression springs.
We can provide our clients with well-known expertise, a good reputation in China, Elgiloy 3J21 Cobalt Alloy has high strength, high hardness, high elastic limit, high energy storage ratio, high fatigue strength, small elastic hysteresis and aftereffect, non-magnetic, good wear resistance, shock resistance and impact resistance, and excellent corrosion resistance. It can work under the condition of high temperature of 400°C, and can also work normally at low temperature. The above advantages make 3J21 very suitable for making various instrument springs and other elastic components that work below 400°.
SIPLEE® offers more Alloy Compression Springs solutions for you.
Place of Origin: China
Certification: ISO9001-CE
Material: Elgiloy,3J21,UNS R30003
Temperature: 0-400°
Precise adherence to force and dimension requirements.




Q: What are our advantages?
A: 1) Rich experience: We have more than 20 years of experience in this industry. This means that we can preview issues with orders and products. Therefore, it will ensure that the risk of bad situations is reduced.
2) Point-to-point service: From consultation to product delivery, there are sales staff to serve you. During this process, you only need to discuss all issues with her, which can save a lot of time.
3) Strict quality control: For each order, the quality control department will conduct strict inspections before shipment to prevent quality degradation.




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