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  1. Urbanite

    Japanese pressure vessel code (KHK certification)

    Thanks Dean, I have a sticky situation where the design has been approved by KHK, the equipment already exists in the states with an ASME Div 1 stamp and the manufacturer wants to use a KHK AI from Boston. I originally designed the equipment to Div 1. The license for the equipment has since been...
  2. Urbanite

    Japanese pressure vessel code (KHK certification)

    I am looking for general hydrotest information for Japan's KHK certification for pressure vessels. Specifically, how is the hydrotest pressure defined? Is it a similar test comparable to UG-99 and if so what parameters are used; i.e. 1.3 X MAWP or some other factor? What is the ramp up and hold...

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