弯头 DN 200-Sch40S90EL5 f3=5 b=4 AA=/

DN 200-Sch40S 90EL5 f3=5 b=4 AA=/

HG/T20615 LWN100-150RF Y=246.

1 FM 500-0.6 δ=45RF4F SCH40ch80S5rfru

WN350b-40m/

HG/T20615 BL20-150RFpF0-0.

1 FM 600-1.6RF6rf=5-150rf.5f025-

wn300-150 rj sch1

法兰PL300(B)-10 RFf s/

pl350(a)-10 rf d=430 f1=4/

HG/