GB/T 12459  异径三通 DN 800×800×500-Sch100TR@ms=

DN 800×800×500-Sch100 TR@ms=

SO50(B)-16RF/-16 RF105808

PL65(b)-16RF5F/0-150rf Scg/

BL300-6 RF0-2500rj/

SP-4 δ=10 S1

WN80-600 rf A=88. R

WN50-300RF H216100A1.

SO 15-300 RF0 RF s=28 h0 R

WN 150-300 RF A=168.30-

SO50-40 M S0 C=36 Rh4f/@WN100(B)-16 RF