ASME B31.1 & ASME B31.3 are two codes which are almost the bible of piping industry. All process & Power plants has to follow the clauses mentioned in these codes.
Identification & discussion on 12 Major Differences between ASME B31.1 & B31.3
Application
Allowable stresses – (Two Steps)
Design Life
Factor of safety
Pipe wall thickness
Variation on Normal operation
Post weld heat treatment
Random Inspection & examination
Testing
Hydrostatic test
Pneumatic Test
Service Test