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Participant

Join Date: Jun 2007
Posts: 4

SS202

07/20/2007 2:47 AM

I want to ask regarding Stainless steel grade 202.

Why it is haveing very limited application in engineering filed?? Can I use it as a holding clamp for moving component ??

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Guru

Join Date: Jul 2006
Location: "Dancing over the abyss."
Posts: 4884
Good Answers: 243
#1

Re: SS202

07/21/2007 2:19 AM

Because it is a cheap substitute that has greatly reduced amounts of Nickel and uses High amounts of Manganese (cheaper than Nickel) to try to stabilize the austenite.

Also very high levels of Nitrogen and sometimes Copper is added too.

If the application is limited to atmospheric and "kitchen" corrosion potential, it might be a choice based strictly on price. On performance and in any environment where intergranular corrosion is a threat, it is unsuitable.

Cheapest does not equal best, whether in tires or toothpaste from China or stainless steels designed to be cheapest not best Corrosion resistance.

Caveat Emptor.

Personally I can't imagine a situation where I'd recommend it. price issues or not.

BTW- mechanical properties are considerably different than say 304. look at yield strength.

milo

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