JB/T 8497-2014
Resin sand bowl type sand mixer - Technical requirements
JB/T 8498-2014
Continuous screw blade type resin sand mixer - Technical requirements
JB/T 5436-1991
JB/T 8497-1996
JB/T 8498-1996
T/CASME 274-2022
T/DJPEC 0022-2021