I have found a few companies that have CRN for their ferrules and other parts (Steel & O'Brien has a comprehensive selection).
I presume these are fitting CRN's for piping systems. Can I weld a CRN fitting into a presure vessel as a nozzle and simply say it meets ASME because at some point in...
I have a similar issue as the following thread:
thread794-460032
How do I prove that "Tri-Clamp" ferrules meet ASME BPVC Section VIII Div1?
The first vessel will be used in USA, but we have a request for a future vessel to be used in Canada.
The ferrule neck meets code when calculated as a...
I agree that you should fix the error, so that the MDR matches the calculations, but to answer the original question: Yes you can use a lower value of efficiency in your design. See UW-12(a),(b), and (c). They all begin with the words "A value of E not greater than that given in column... of...
I am designing an ASME VIII Div 1 pressure vessel with a skirt base ring. My customer has specified ASTM F1554 grade 36 anchors.
ASME II D Table 3 doesn't have ASTM F1554 (or ASTM A307 grade C, which F1554 replaced).
ASTM F1554 grade 36 has a yield strength of 36,000 psi and tensile strength of...
