1、The origin of 201 stainless steel

201 stainless steel is 200 series stainless steel, in World War II first successful developed as a substitute for 300 series stainless. At that time, cause of the war, in order to solve the serious shortage of supply in the nickel case stainless steel production and supply problems. The United States developed out of a new kind of Austenite stainless steel by used Mn, N replace Ni -- 201 stainless steel.

After World War II, several Indians who took part in the development of 201 stainless steel, considering India is a relatively rich resources of Mn, but Ni resource-poor countries, they promote the use of 201 stainless steel in India.

It has been popularized in India because in some specific use, it may can replace 304 Stainless Steel, besides, the price is much cheaper.

2、The application of 201 stainless steel

201 Stainless Steel is the excellent material for all kinds of watchcase and the cover of watchband. It mainly use in decorated tube, Industrial tube and other shallow processed product.

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