17-4ph Stainless Steel | SUS630-Stainless Steel Supplier Thailand | UNS S17400 | 1.4548 | SUS630

E Steel - A Leading Supplier of 17-4PH

17-4ph (or known as SUS630 / 1.4542)

17-4PH is a precipitation hardening martensitic stainless steel, which combines high strength and hardness (after heat treatment) with excellent corrosion resistance, and is suitable for easy fabrication.

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Solution Treatments.
As supplied 17-4PH is usually in the solution treated condition (Condition A). It can be heat-treated at different temperatures to offer a wide range of properties.

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Corrosion Resistance
17-4PH stainless steel has excellent corrosion resistance. Corrosion tests and service experience have shown that in all aged conditions it is superior to standard hardenable stainless grades such as 420, 431 and 410. Its corrosion resistance is comparable to grade 304 Stainless.