GB/T 12459  等径四通 DN 1500-Ⅱ-12CRSFR R

DN 1500-Ⅱ-12 CRSFR R

WN65(A)-25 T0 RF/0/f10

BL250-40G=1.64J

3 FM 450-1.6 δ0=10

WN15-63RFR1RFRF02-2@RJ-1671a5 RJ@RJ-1671a5 RJ60/.5 RJ-19SRF@4702FSF HG8000Sbl500(9RF H=13 δ0=6206m ã4

wn25-16rfs=4

法兰 PL200-16 RF HG/T 205

WN150-600 RF S=19

SO