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  1. jeffg35

    Passivating to QQ-P-35 and disposing of chemicals

    We are located in New york State.
  2. jeffg35

    Passivating to QQ-P-35 and disposing of chemicals

    We are a CNC Machining facility and would like to setup a passivating line for our stainless steel parts to supply our customers with turnkey parts. They are requiring QQ-P-35 specification. We would like to know the details of the different tanks you need, there contents, and the processing...
  3. jeffg35

    Electroplishing Solution

    We are heat treating parts made of 17-4PH to H900. We would like to setup a electropolishing station to remove the blue tint left on the parts after heat treating. Could someone advise us the formula for the solution you would use. These parts are .75 long, step down to .375 dia. with a .312...
  4. jeffg35

    Heat Treating 17-4PH No Discoloration Allowed!

    Thank-you for replying to our question.Could you let us know the title of the Metal Handbook you have suggested. We are thinking that even if we get the process down, at times things may not go exactly correct and we may get some blueish tint. We would not be able to afford to scrap a batch of...
  5. jeffg35

    Heat Treating 17-4PH No Discoloration Allowed!

    We machine several parts out of 17-4PH that need to be heat treated to H900 and H1025. We have tried several things we can obatin the hardness but the parts are consistently turning blue. Could we possibly obtain a step by step process which we could follow to eliminate this problem. PLEASE HELP!
  6. jeffg35

    Instructions on Heat Treating 17-4ph no discoloration permitted

    We are a CNC machine shop trying to heat treat 17-4ph stainless valve parts to H900 condition. We have been trying different things but the parts are consistently coming out blue. We need a expert to give us instructions on the steps we need to take to stop the discoloration. I would appreciate...

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