EN 16983 1.4310/1.4568 Disc Spring

Disc springs to EN 16983 1.4310/1.4568 are made of special metal types: spring steel, stainless steel alloys grades 1.4310, 1.4122 and 1.4568, and bronze. Spring steel products are supplied plain or with an anti-corrosion coating (zinc-plated, phosphated). They are used to reinforce threaded joints subject to constant vibration loads.

Disc springs EN 16983 1.4310/1.4568 are divided into three types by thickness:

• less than 1.25 mm — no chamfers;
• 1.25-6.0 mm — fitted with chamfers along the outer and inner edge;
• more than 6 mm — have a chamfer on both sides and flat contact surfaces.