HEWEI focus on researching and manufacturing disc springs since 1984. Our facility is ISO9001: 2008 Certified .
We has a variety of materies including 50CrV4, 30W4CrVA, SUS301, SUS304, SUS316, 17- 4PH, 17-7PH, 15-7Mo, Inconel 718, Inconel 750, Nimonic 90, H13.
Over the last 30 years, HEWEI manufactures disc springs as per DIN2093 Standard, and inch series belleville washers for flange bolting, and ball bearing disc springs, and Customized disc springs for your application in any quantity.
Our Laboratory has perfect testing equipments for material flaw detection and Metallographic analysis, salt spray test, hardness, and force-load from 500N to 5000KN.
We export to USA, Germany, Holland, South Africa, Australia and Taiwan since 2004.
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