弯头 DN 20-SCH40S90EL

DN 20-SCH40S 90EL

WN150-300 RF S=6.0

IF 40-900 RF-6068F

Bl200-40Rf

47023fm900-1.6/52-125 h=73 δ1=12

PL40(B)-16 RF. RF Sc

bl250-300 rf c=12 fmG

WN350(B)-25RFs0700A FM¤ î

LWN20-150RF B=21 H=218-4.0RFC

20615 WN 80-300 RF-2.5/M.05 RF.F1=3/74-1

WN 10