AISI 630 (17-4PH) Stockist, AISI 630 (17-4PH) Equivalent Steel
AISI 630 stainless has very good corrosion resistance properties. Corrosion tests in service have shown good results in all aged conditions. With better corrosion resistance to standard hardenable stainless grades such as 431, 420 and 410. 17-4PH has corrosion resistance comparable to 304 stainless specification.