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  • Users: zunom
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  1. zunom

    Scale build up after induction

    Hello People, I have been seeing more than usual scale build up on axle shafts after induction heat treating. I have increased the quench concentration and the flow rate. But not much difference. What could be the reason. And can it be reduced/eliminated? Thanks FYI: the axle material is SAE...
  2. zunom

    Induction heat treatment axle shafts

    what can be the reason for axle shafts comming out more "bent" or "warpped" than usual after induction heat treatment? thanks
  3. zunom

    Induction Heat Treatment...good knowledge source handbook/bible requir

    We induction heat treat axle shafts material SAE 1050 mod. on one of the shafts we are getting too hard with less heat effect depth where as I want more heat effect depth with with lower hardnesses as we head from surface towards the core. We use scan technique. can anyone recomend a good...
  4. zunom

    Metallurgy Laboratory Procedures

    We have a small Met lab at our shop. We machine and heat treat axle shafts. My boss wants me to develop laboratory procedures for the lab. Is there a specific ASTM or some other standard I need to use as a guideline? I have the folllowing equipment in the lab: Rockwell tester (B & C)...
  5. zunom

    SAE 1050 modified Axle shaft temper time

    We induction heat treat axle shafts made of SAE 1050 (mod.) and then furnace temper it. My question is does it really affect the microstructure or the hardness of the shafts if they have been tempered longer than they are supposed to be. In other owrds, if I am not sure whether the shafts were...

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