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- Stainless Steel
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13-8 mo, 15-5Ph, 17-4Ph,
17-7Ph, 301, 304, 321, 347
310, 21-6-9
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13-8 mo, 15-5Ph, 17-4Ph,
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Stainless & Alloy Steel
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Components 13-8 15-5 17-4 17-7 Chromium 12.25-
13.25%14-15.5% 15-17.50% 16-18% Nickel 7.5-8.5% 3.5 -5.5% 3-5% 6.5-7.75 Carbon <0.05% 0.07% <.07% <0.09% Manganese <0.10% 1% <1% <1% Silicon <0.10% 1% <1% <1% Phosphorus <0.10% <.030% <.040% <.040% Sulfur <0.008% <.015% <.030% <.030% Molybdenum 2-2.5% <0.5% <0.5% - Aluminum .90-1.35% - - .75 - 1.50 Nitrogen <0.10% - - - Niobium - 5xC - .45% 5xC - .45% - Copper - 2.5 - 4.5% 3-5% - -
Ph grade stainless steels have excellent fatigue resistance, good formability, and are corrosion resistant, making them ideal for use in applications such as valve parts, gears, engine parts, and aircraft components.
