Heat Treating, general discussion

536 topics in this forum

1. Dry ice 1 2

   By cavala, May 2, 2012
   • 42 replies
   • 16.6k views
   • 
   • thingmaker3
   • April 27, 2013

3. 4130 Oven Heat Treat

   By gbumstead, April 1, 2013
   • 8 replies
   • 10.3k views
   • 
   • thingmaker3
   • April 24, 2013

4. Microstructure of burnt steel

   By porkchop, April 12, 2013   

   • microstructure
   • burnt steel
   • 17 replies
   • 4.8k views
   • 
   • Borntoolate
   • April 16, 2013

5. Heating and Forge Welding?

   By SoCal Dave, April 13, 2012
   • 22 replies
   • 7k views
   • 
   • Frank Turley
   • March 15, 2013

6. Heat Treating an Anvil Bridge

   By Gundog48, February 28, 2013
   • 3 replies
   • 1.7k views
   • 
   • eric sprado
   • March 12, 2013

7. Temper Colors and Oven Tempering

   By Chris Covington, February 27, 2013
   • 6 replies
   • 1.6k views
   • 
   • Jim Coke
   • February 27, 2013

8. Heat Treating Large Dimensioned 4140

   By Albert A Rasch, January 28, 2013
   • 3 replies
   • 1.6k views
   • 
   • Albert A Rasch
   • January 29, 2013

9. Overheated car spring

   By Joel OF, January 13, 2013
   • 13 replies
   • 3.7k views
   • 
   • thingmaker3
   • January 15, 2013

10. making a home made awl...

    By thekid77, December 26, 2012   

    • heat treat 1084 01 steel tool
    • 7 replies
    • 6.9k views
    • 
    • son_of_bluegrass
    • January 6, 2013

11. 4150 instead of 4140?

    By FieryFurnace, November 29, 2012
    • 17 replies
    • 7.9k views
    • 
    • FieryFurnace
    • December 11, 2012

12. Quenching volume of oil

    By dickb, November 28, 2012
    • 4 replies
    • 5k views
    • 
    • John McPherson
    • December 7, 2012

13. double and triple tempering

    By monty, June 7, 2011
    • 14 replies
    • 22.1k views
    • 
    • Rich Hale
    • November 7, 2012

14. Solve a few concerns hardening 4140 parts

    By fastline, October 29, 2012
    • 12 replies
    • 2.9k views
    • 
    • fastline
    • October 30, 2012

15. Are there tests to determine double tempered?

    By Strato, August 2, 2012
    • 10 replies
    • 2k views
    • 
    • John McPherson
    • October 7, 2012

16. ASM online courses and books

    By JNewman, August 6, 2012
    • 5 replies
    • 2.3k views
    • 
    • JNewman
    • September 27, 2012

17. Need to Make Spring for Welding Work Clamp

    By Crunch, September 26, 2012
    • 4 replies
    • 1.5k views
    • 
    • Crunch
    • September 26, 2012

18. Need HELP with MYPIN brand PID temp controller

    By territorialmillworks, September 18, 2012
    • 3 replies
    • 4.7k views
    • 
    • Rich Hale
    • September 25, 2012

19. Gunter super quench question?

    By plain ol Bill, September 17, 2012
    • 8 replies
    • 2.1k views
    • 
    • thingmaker3
    • September 21, 2012

20. 8630

    By Steve H, August 13, 2012
    • 4 replies
    • 3.1k views
    • 
    • gearhartironwerks
    • September 4, 2012

21. Tried to heat treat a lathe center

    By oscer, August 12, 2012
    • 2 replies
    • 1.3k views
    • 
    • oscer
    • August 13, 2012

22. anealing rasp

    By teamroper09, August 7, 2012
    • 3 replies
    • 2k views
    • 
    • David Gaddis
    • August 8, 2012

23. Using an aerator to harden low carbon steel

    By Tran, July 15, 2012
    • 10 replies
    • 2.9k views
    • 
    • ben11c
    • August 8, 2012

24. Austenization, Hardening, 100% Martensite. Various questions.

    By Jaz, April 3, 2012
    • 13 replies
    • 6.2k views
    • 
    • Quenchcrack
    • August 4, 2012

25. Good FREE Quenching reference

    By Robert Yates, August 2, 2012
    • 4 replies
    • 1.5k views
    • 
    • Robert Yates
    • August 3, 2012

26. A2 Spring Fuller

    By ToolSteel, July 25, 2012
    • 7 replies
    • 2.8k views
    • 
    • ThomasPowers
    • July 31, 2012