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  1. Peter Lupien

    Bronze Stem Nut

    Hi Isha90, Thanks for looking. This is a: Globe valve 8 inch 300 pond class 850 max temp WCB body CR13 Stem 1 1/2 - 4 single start acme Hand wheel operated Carbon steel stem nut. THe stem and stem nut threads are both very worn from use, and the customer wants to replace parts rather than...
  2. Peter Lupien

    Bronze Stem Nut

    Hello, I am a machinist who works in a company that services valves. Sometimes I have to manufacture replacement stem nuts. What should be the maximum temperature that a bronze stem nut is used on? I am thinking the heat must dissipate a lot by the time it gets to the top of a bonnet and...

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