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Is there a law /directive / norm a.s.o about separate processing of stainless and carbon steel?

Metengr, Thank you for your information! qaqcmanager

I will make air coolers by myself U-stamp). In the coolers are finned tubes of aluminium. The tube material and all pressure containing parts etc will be placed an ordered according to ASME (SA), further no problem. But is this also necessary for the Fins? This is aluminium what is fixed on the...

Is there anybody who can give me the meaning of the letter U of Ustamp?

Is there any code where I can find something about tapering?

CEOBOB For your information, a new version of the 10204-2004 is now applicable. The important alterations are that type 2.3 is decay. 3.1B is now 3.1 and type 3.2 deputize for type 3.1A / 3.1C and official report of examination 3.2 of the latest publication. The material certificates may...

When I have an accumulator design ASME with a design temperature -39/+80°C is it than necessary to do impact testing on -40°C or is impact testing on -20° enough or is impact testing anyhow required? (and where can I find it?) The material is 34CrMo4 (SA372GR.E CL70). I hope anybody can give me...