Metallurgy and other enigmas

1,335 topics in this forum

1. junkyard steel facts

   By Matt Bower, September 24, 2009
   • 21 replies
   • 25.4k views
   • 
   • Jerrod Miller
   • November 19, 2020

2. Metallurgy of Steel for Bladesmiths & Others who Heat Treat and Forge Steel

   By Charles dP, July 29, 2017   

   • steel
   • pdf
   • (and 1 more)

     Tagged with:

     • steel
     • pdf
     • verhoeven
   • 9 replies
   • 5.2k views
   • 
   • Paul Checa
   • April 11, 2020

3. tripple quenching vs tripple normalising

   By owen bush, December 3, 2008
   • 23 replies
   • 18.8k views
   • 
   • Richard A. (Woody) Hanson
   • January 29, 2019

4. Official ASTM Railroad Spike Composition and Headstamps

   By James Spurgeon, December 30, 2015
   • 2 replies
   • 5.3k views
   • 
   • Austin_Lyles
   • December 30, 2015

5. Structure Of Martensite 1 2

   By Harper John, June 10, 2009
   • 30 replies
   • 32.7k views
   • 
   • John Page
   • January 19, 2015

6. Heat Treating Salt Recipies 1 2

   By j. walters, October 26, 2006
   • 34 replies
   • 27.5k views
   • 
   • Gyuri
   • January 5, 2015

7. Pre-Quench Soak at Critical or No?

   By Dave Stephens, July 29, 2012
   • 12 replies
   • 18.1k views
   • 
   • Jan Ysselstein
   • June 24, 2014

8. Inducing positive curvature (upward sori) in a shinogi-zukuri katana using OIL 1 2 3

   By Jesus Hernandez, March 10, 2012
   • 61 replies
   • 28.5k views
   • 
   • dustin reagan
   • December 5, 2012

9. cracks from water quench?

   By Luke Shearer, July 18, 2011
   • 5 replies
   • 11.9k views
   • 
   • jake cleland
   • July 22, 2011

10. Vanadium

    By Jeremy Vaught, September 18, 2008
    • 15 replies
    • 14.3k views
    • 
    • Bertie le Roux
    • June 21, 2011

11. Great dissertation on heat treating basics

    By Karl B. Andersen, March 8, 2008
    • 5 replies
    • 10.7k views
    • 
    • Bennett
    • November 29, 2008

12. Ferricchloride and Butteriron and Pureiron

    By J.Leon_Szesny, 19 hours ago
    • 4 replies
    • 75 views
    • 
    • J.Leon_Szesny
    • 13 hours ago

13. What is it called in English? "Buttereisen"

    By J.Leon_Szesny, Sunday at 02:20 PM
    • 5 replies
    • 117 views
    • 
    • Jerrod Miller
    • Monday at 06:00 PM

14. when does "a little Cr" become "a lot?"

    By J.Leon_Szesny, February 18
    • 7 replies
    • 110 views
    • 
    • J.Leon_Szesny
    • Sunday at 02:09 PM

15. Need help heat treating 130CrV3

    By Mikkel Hollnagel, January 25
    • 9 replies
    • 174 views
    • 
    • Doug Lester
    • January 25

16. Temper Embrittlement

    By Jerrod Miller, January 8   

    • temper
    • embrittlement
    • (and 1 more)

      Tagged with:

      • temper
      • embrittlement
      • blue-brittle
    • 18 replies
    • 392 views
    • 
    • Jerrod Miller
    • January 18

17. Parks 50 and blade coatings = oil contamination?

    By Guy Thomas, January 17
    • 0 replies
    • 66 views
    • 
    • Guy Thomas
    • January 17

18. Darkening hamon in 1075 1 2

    By Thomas Bevelander, November 18, 2020
    • 25 replies
    • 758 views
    • 
    • Joël Mercier
    • November 21, 2020

19. Do low temp salts go bad

    By Dave Armour, November 6, 2020
    • 2 replies
    • 286 views
    • 
    • Del Stubbs
    • November 6, 2020

20. Quick Guide For Treating Steel.... Printable

    By Paul Checa, October 20, 2020   

    • steel treat
    • cheat sheet
    • (and 1 more)

      Tagged with:

      • steel treat
      • cheat sheet
      • steel treat guid
    • 0 replies
    • 302 views
    • 
    • Paul Checa
    • October 20, 2020

21. Pyrometer malfunction

    By Garry Keown, October 12, 2020
    • 3 replies
    • 228 views
    • 
    • Jerrod Miller
    • October 12, 2020

22. Flame Hardening ?

    By Matt Walker, September 14, 2020
    • 11 replies
    • 539 views
    • 
    • Matt Walker
    • September 19, 2020

23. Forge welding Hacksawblades

    By J.Leon_Szesny, August 9, 2020
    • 5 replies
    • 388 views
    • 
    • John N
    • August 22, 2020

24. Specific steel

    By Bill Schmalhofer, June 23, 2020
    • 22 replies
    • 518 views
    • 
    • Joël Mercier
    • August 7, 2020

25. Thermocouple problem

    By Joshua States, August 5, 2020
    • 13 replies
    • 294 views
    • 
    • Chris Christenberry
    • August 7, 2020