Dear Forum,
I'd appreciate others opinion/guidance on the following:
I've been asked to carry out some amendments to a technical specification for ball valves and one of the issues is that the spec calls for DN15 - DN40 Class 900/1500 flanged valves to be in accordance with BS EN ISO 17292 /...
Gents,
Once again thanks for all the replies.
I have replied to the Vendor that a concession will not be granted and that it is his choice if he wishes to re-heat/re-test or source new material.
Gents,
Thank you very much for your replies.
My initial thoughts were that the concession should not be granted.
The non-conformities are:
Max tensile = 478 Mpa (Specification 485-655)
% Reduction = 26 (Specification 30% min)
% Elongation = 12 (specification 22 Min)
Impact test (Charpy 300J)...
Hi,
I would appreciate the advise of any pipng materials experts.
For a forthcoming project we have purchase some A350 LF2 flanges that have failed impact and tensile testing. Low max tensile, low elongation, low charpy impact testing values (at -50DegC).
The supplier is asking for a...
