Recent content by mtemen

  1. M

    Breaking the rules with better results heat treating 5160

    Here's what I show after my HT for a 5160 blade. Here are the details; 8 1/2" blade, 7/32 thickness. No Normalizing. Dipped in Turco. Place in 445 degree oven and brought to 1600 degrees within 20 minutes, then soaked for an additional 15 minutes. Quenched in Canola Oil at room temp...
  2. M

    5160

    I have been quenching 5160 in 120 degree Canola oil and achieving HRC of 56 after 1 hr temper at 400 degrees. Is this normal? Or should I expect more?
  3. M

    Breaking the rules with better results heat treating 5160

    Thanks everyone for weighing in. I guess i need to snap a knife and look at the grain size. Not sure I really know what I'm looking at but I'll post a picture and maybe someone can comment. Standby...
  4. M

    Breaking the rules with better results heat treating 5160

    I am making knives with 5160 and haven't been consistently successful at getting 60+ HRC after the quench. I have triple Normalized 1650,1550,1450 10 minutes each, then 1475 for 15 minutes and quench in 130 deg Canola oil. AVG HRC pre temper has been 58. Then I tried something different and I...
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