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  1. cex10k

    ASME B31.3 - Chapter IX - Pressure relief set value

    Dears, I have sized a piping according to formulas of chapter IX "High pressure piping" (K304.1.2), the internal design gage pressure is 315 bar. Could I set the pressure relief valve at 330 bar (+4.7%)? According to paragraph K322.6.3(b) I could. Or have I misinterpreted the text? Thanks...
  2. cex10k

    ASME VIII pressure vessel in Iran

    Dear engineers, Is it possible to install a pressure vessels ASME VIII div.1 and div.2 in Iran? Do you have experience about it? Why no company in Iran have suppliers of pressure vessels as per ASME VIII with U and U2 stamps (already checked in ASME official site...
  3. cex10k

    ASME div.2 pressure vessel suitable for IBR?

    Dear expert, We shall deliver a pressure vessel to an Indian customer who requested an IBR certification. We have some questions: - The pressure vessel shall work at maximum 60°C and is not under fire. IBR does apply anyway? - Does an ASME sec. VIII div. 2 pressure vessel can be accepted by...
  4. cex10k

    Who can relase U2 stamp PV?

    Dear expert We have received offers from two supplier who have to manufacture a pressure vessel according to ASME VIII div.2 with U2 stamp. Both supplier claim they have U2 certification, but: - Supplier A: in its website it say "Designator U2 – Certified by ASME" - Supplier B: in the offer it...
  5. cex10k

    Pressure vessel in carbon steel and fresh water

    Dear engineers My company is issuing a RfQ for pressure vessels. Working fluid water 98% and 2% of mineral oil. Max. temperature 50°C, pressure up to 330 bar. These pressure vessels work as accumulators, that means water level changes periodically inside the tank. The gas inside is air. The...

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