Carburized pin for chain

Details Carburized pin for chain Carburized pin for chain

1986-07-28

1987-12-08

Brody, Christopher W.

Metal treatment

Stock

Carburized or nitrided

148902, C22C 3822

Patent

active

047116765

ABSTRACT:
A surface hardened pin for a chain is made from a ferrous alloy containing manganese, silicon, chromium, molybdenum and about 0.1 to 0.4% carbon, with the balance essentially iron. The layer is formed of ferrous material containing chromium and 0.6 to 0.9% carbon and has a plurality of carbide particles dispersed therethrough. The hardened surface layer is formed by gas carburizing the pin.

REFERENCES:
patent: 3912551 (1975-10-01), Araya
patent: 4249961 (1981-02-01), Nevalainen

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