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tungsten carbide (nickel based) coating

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Posted by Ken Stone on February 06, 2003 at 20:31:22:

Does anyone out there know a suitable coefficient of friction (static or dynamic) for a valve seat ring coated with a nickel based tungsten carbide rubbing against a cast nickel-copper wedge? (This is a wedge gate valve in steam or seawater)

I'd appreciate your input.

Ken

Follow Ups:

Re: tungsten carbide (nickel based) coating Gordon England 11:11:45 02/13/03(4)
- Re: tungsten carbide (nickel based) coating Bill Ferree 16:46:15 01/21/04(1)
- Re: tungsten carbide (nickel based) coating Bill Ferree 16:43:35 01/21/04(0)

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