420J2 Stainless Steel
420J2 is a general purpose stainless steel containing medium quantity of carbon. It has good corrosion resistance qualities in mild atmosphere, domestic and industrial environments. It is resistant to ammonia, blood, carbonic acid, crude oil, detergent solutions, dilute nitric acid, fresh water, food acids, many petroleum products, steam and vinegar etc. It has good strength and reasonable impact resistant properties in both hardened and tempered conditions as compared to 440 grades.