Corrosion resistance 630 plate stainless steel is low in the answer treated (annealed) situation and it shouldn’t be used before heat treatment. Yield strengths for precipitation-hardening 630 plate stainless steels are 515 to 1415 MPa. Cold working before ageing can be utilized to facilitate even higher strengths. 630 plate stainless steel Condition has machining traits much like stainless grades 302, 304 and 410.
Stainless Steel Alloy 630 Chemical Composition
Grade | C | Mn | Si | P | S | Cr | Ni | Cu | Nb+Ta | |
630 | min. max | - 0.07 | - 1 | - 1 | - 0.04 | - 0.030 | 15 17.5 | 3 5 | 3 5 | 0.15 0.45 |
17-4PH is one of the most popular and most commonly used stainless chromium-nickel alloy steels with copper additive, precipitation hardened with martensitic structure. It is characterized by high corrosion resistance while maintaining high strength properties, including hardness.
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