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  1. CptMaaB

    Cast valve body made of ADI (austempered ductile iron)

    I would be interested to know if there are valve manufacturers or end users, who use ADI casted material in their valves or plants. I have not found any reference to this material in the corresponding valve standards (ASME B16.34 / DIN EN 1092). The only thing I have found are check valves whose...
  2. CptMaaB

    Axial bearing for high temperature

    Hello valve engineers, i have a question regarding metallic ball valves for temperatures up to +470°C. What kind of axial bearing could i use (for the stem), that withstands such high temperatures, without increasing the actuation torque to much higher Levels. Should i look for ceramic...
  3. CptMaaB

    Searching Ball and Ballseat supplier / manufacturer

    Hello all, i´m searching for a ball and ballseat supplier / manufacturer. - Ball and ballseat sizes from 1" to 4" Classes 150 to 2500 - Trunnion mounted and floating ball - Single Piston Effect seats and floating seats both with fire safe - Hard Insert and metal to metal seats On my search...

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