hie,
for our project, we had asked bolt material as ASTM A194Gr4M. but vendor has quoted for ASTM A194Gr7M.
Can anyone guide, whether this material is acceptable in leiu of ASTM A194Gr4m.?
Also guide what would be the impact test requirements?
thanks
Bagul
Can anyone guide how the material grade selection and class selection is done....
For eg. If i am selecting A 358. (Specficcation for E.SF.W. austenitic pipe) there are different grades 304/316 etc and different classes Class 1/2/3/4/5.
as a materials engineer i want to know on wht basis these...