Dear Expert,
In this week, i preparing procedure qualification for welding,
this WPQT for new WPS for welding V-anchor to shell/head
The other information as below:
Equipment : Reactor
Reference Code : ASME Sect. VIII Div.1 Latest Edition
Design Temperature : 1000degC
Material : SA516-60N...
Dear Professional,
Now, i preparing procedure for heat treatment,
i have equipment as below condition
- Material SA516-70N
- Extreme Fiber elongation over than 5%
- PWHT should be performed due to special service,
my question: whether we can performed PWHT only, due to stress relieve will...
Dear all,
i have U-tube material with solution annealing due to extreme fiber elongation greater than 5%,
material : SA312-TP304
Thickness : 2.11mm
In mill certificate mentioned the holding time is 15 second. it is correct?
please advise or give me reference whether 15 second is correct or...
i found spec hydrostatic test for column/pressure vessel mentioned that the water hydro test shall be mixed with inhibitor.
the water shall have a maximum chloride content of 30ppm and shall in addition contain an inhibitor, the inhibitor shall be constituted of 3 ppm of sodium nitrate (Na...
i found spec welding overlay and dissimilar weld from my client mentioned that AWS E309/E309L shall not be used when design temperature over than 315degC or when PWHT is required.
my questions is why not allowed?
