GB/T 12459  等径三通 DN 250-Sch80TS

DN 250-Sch80 TS

WN 600-300 FM Sch80

WN 25-900 RJ Sch80

20592pl20(b)-10rfD=16210252

BL600-16 RF€-120=3.0-16rf)-1=C=16L=19B1=213ch80.6/52F0SF7 A2

IF 40-900 RF-606-SCch80C1Fch4/

2 RF 700-1.6 δ1=8

3 FM 600-1.6 δ0=8

WN25-600RJSch40s0L4F20ch..5cSch

WN2