Ace Wire Spring

Heat Treating of Custom Springs

Heat Treating Process

Heat Treating

Typical Heat Treatments for Springs After Forming


Spring Materials

Spring Heat Treatment

oC

oF


Patented and Cold Drawn steel Wire

190 - 230

375 - 450

Tempered Steel Wire:

Carbon

260 - 400

500 - 750

Alloy

315 - 425

600 - 800

Austenitic Stainless Steel wire

230-510

450 - 950


Precipitation Hardening Stainless Wire
(17-7PH):

 

 

Condition C

480 / 1 hour

900 / 1 hour

Condition A to TH 1050

760 / 1 hour cool to
15o C followed
by 565 / 1 hour

1400 / 1 hour cool to
60o C followed
by 1050 / 1 hour


Monel:

 

 

- Alloy 400

300 -315

575 - 600

- Alloy K500, Spring Temper

525 / 4 hours

980 / 4 hours

Inconnel:

 

 

- Alloy 600

400 - 510

750 - 950

- Alloy X-750:

 

 

- - #1 Temper

730 / 16 hours

1350 / 16 hours

- - Spring Temper

650 / 4 hours

1200 / 4 hours


Copper Base, Cold Worked (Brass, Phosphor Bronze, etc.)

Beryllium Copper:

175 - 205

350 - 400

- Pretempered (Mill Hardened)

205

400

- Solution Annealed, Temper Rolled or Drawn

315 / 2-3 hours

600 / 2-3 hours


Annealed Steels:

 

 

- Carbon (AISI 1050 to 1095)

800 - 830*

1475 - 1525*

- Alloy (AISI 5160 H 6150, 9254)

830 - 885*

1525 - 1625*

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