法兰盖PL 80-25 Mrf1=7C=35.463 RF S

/@47023rf1000-1.

wn80(a)-40RFrf0RFH-115ffrfb

lwn50-300 rf n=80 b=

» so250(a)-10rf

PL100-16RF

WN500(a)-150RF s00M rfδ52s0655Sf0

PL500(B)-16 RF

PL100-16FF

WN25-16 M S=6

wn300-2500RJ

WN40-1500 RJ S=504g0-1.