Typical Heat Treatments for Springs After Forming |
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Patented and Cold Drawn steel Wire |
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Tempered Steel Wire: |
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Carbon |
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Alloy |
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Austenitic Stainless Steel wire |
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Precipitation Hardening Stainless Wire
(17-7PH): |
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Condition C |
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Condition A to TH 1050 |
760 / 1 hour cool to
15o C followed
by 565 / 1 hour
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1400 / 1 hour cool to
60o C followed
by 1050 / 1 hour
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Monel: |
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- Alloy 400 |
300 -315 |
575 - 600 |
- Alloy K500, Spring Temper |
525 / 4 hours |
980 / 4 hours |
Inconnel: |
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- Alloy 600 |
400 - 510 |
750 - 950 |
- Alloy X-750: |
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- - #1 Temper |
730 / 16 hours |
1350 / 16 hours |
- - Spring Temper |
650 / 4 hours |
1200 / 4 hours |
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Copper Base, Cold Worked (Brass, Phosphor Bronze, etc.) |
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Beryllium Copper: |
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- Pretempered (Mill Hardened) |
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- Solution Annealed, Temper Rolled or Drawn |
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Annealed Steels: |
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- Carbon (AISI 1050 to 1095) |
800 - 830* |
1475 - 1525* |
- Alloy (AISI 5160 H 6150, 9254) |
830 - 885* |
1525 - 1625* |
