633 (UNS S35000)
633 Precipitation Hardening Stainless Steel
Introduction & Properties
UNS S35000
precipitation hardening stainless stee 633 (UNS S35000) is added with molybdenum and nitrogen.The hardness of 633/is low and reaches less than 30HRC after solution treatment , which is ease for cutting and cold forming.
Chemical Composition of 633 (UNS S35000) (%)
Grade C Mn Si P S Cr Ni Mo
633 min 0.07 0.5 -- -- --- 16.0 4.0 2.5
max 0.11 1.25 0.5 0.04 0.03 17.0 5.0 3.2
Forging process of 633 (UNS S35000)
Preheat / ℃ heating temperature / ℃ initial forging temperature / ℃ final forging temperature / ℃ Cooling
800 1180 ~ 1200 1150 ~ 1160 ≥ 930 air-cooled
Heat treatment of 633/S35000
Solution temperature is 1020 ~ 1100 ℃, water, hardness ≤ 36HRC.
Application
633 (UNS S35000) can be made into bars and strips for other use.
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