Good afternoon,
I have doubts with steel ASTM A216 WCB and ASTM A352 LCB.
I need to select the material for a valve with the following conditions:
Fluid: Liquefied Petroleum Gas
Temperature: -45 ° C - Cryogenics
Class: 150 #
Diam.: 20 "
The ASTM recommends A216 to the low temperatures and...