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2021
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09
Definition of stainless steel
classification：
According to the national standard GB20878-2007 stainless steel and heat-resistant steel grades and chemical composition of the clear definition: stainless steel, stainless, corrosion resistance as a characteristic, chromium Cr content of at least 10.5%, and the maximum carbon content shall not exceed 1.2%.
But according to the recent national standard GB20878-2007 stainless steel and heat-resistant steel grades and chemical composition of the clear definition: stainless steel, stainless, corrosion resistance as a characteristic, chromium Cr content of at least 10.5%, and the maximum carbon content shall not exceed 1.2%.
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