S1 SHOCK RESISTING TOOL STEEL
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APPLICATIONS |
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| Typical uses are hand and pneumatic chisels, heavy duty punches, screwdriver bits, shear blades, boilermakers tools, swaging dies, pharmaceutical punches and dies and cold mandrels. |
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ANNEALING |
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| To prevent excessive scaling or decarburisation pack in sealed container with a suitably inert material. Heat to 790°C / 820°C, hold until uniform then slow cool at not faster than 25°C per hour to 650°C followed by air cooling. Properly annealed S1 should have a maximum hardness of 235 HB. |