DIFF Subgroup Additional Only
Y10T 137/0525 Butterfly valve
Full Title
Fluid handling > Processes > Cleaning, repairing, or assembling > Valve or valve element assembling, disassembling, or replacing > Butterfly valve
Y10T 137/0525 Fluid handling > Processes > Cleaning, repairing, or assembling > Valve or valve element assembling, disassembling, or replacing > Butterfly valve