At the valve seat leakage test (also called closure test), one side (valve inlet) shall be subjected to the test pressure and amount of leak
Understanding the differences between Pressure Safety Valves – PSV and Pressure Relief Valves – PSV is essential for selecting the appropriate device for a specific
Piping in acc. to ISO 3183 and API SPEC 5L must be evaluated with regard to their suitability for the use of hydrogen. Additional test
The common austenitic grades of stainless steel, such as 304 and 316, are also available “standard” and with controlled low carbon “L” or high carbon
The EN material number according to EN 10027-2 is a unique number and is primarily based on the chemical composition and is primarily used in
ASME Designator (U, U2, …) must appear directly below the ASME Certification Mark, however it may be printed rather than stamped on nameplate.
ASME code stamp size are available in ½ inch and ¾ inch sizes. The pressure vessel manufacturer can specify the size. The standard size is
The current asme code edition is mandatory no later than 6 months later (as of January 1 of following year). The date of order is
