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  1. Gio Grande

    Cast SS Wedge vs Forged SS Wedge for gate valve

    Cast SS Wedge vs Forged SS Wedge for gate valve: .5 to size 2 inch is solid wedge and 3 to 10 inch is Flexible wedge. I am been offered Cast SS Wedge instead of Forged SS Wedge. I am thinking cast steel wont do well in water hammer cases Please which is better Cast Stainless Steel Wedge vs...
  2. Gio Grande

    ENP vs HardFacing for valve seat

    Thank you for your response GATE VALVE, CLASS 150#; BODY: ASTM B148 UNS C95800; TRIM: ASTM B148 UNS C95800; so from the trim of the valve would the valve seat be Hard Faced?
  3. Gio Grande

    ENP vs HardFacing for valve seat

    Which is the better for valve seat surfacing, Electroless nickel plating and Hardfacing?
  4. Gio Grande

    Diff btw PTFE and Elastomers

    Please what are the significant Diff btw PTFE and Elastomers?
  5. Gio Grande

    hardface material for (ASTM B148 C95800) valve

    Please i need assistance. for a gate valve with body material Ni-Al-Brz body (ASTM B148 C95800) and seat material same as material of the body of the valve (ASTM B148 C95800). What hardfaced material would be used for the seat material? The gate valve is for fire water service.
  6. Gio Grande

    Please i need assistance. for a gat

    Please i need assistance. for a gate valve with body material Ni-Al-Brz body (ASTM B148 C95800) and seat material same as material of the body of the valve (ASTM B148 C95800). What hardfaced material would be used for the seat material? The gate valve is for fire water service.
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