法兰 WN 20-150 RF sch40 a=27 s=300 RF/

wn20-150 rf sch40 a=27 s=300 RF/

so32b-10RF15 h1=

SO 15-6 FF b=24500-1.L25(B

So25-25RF0.6/70 wn25-150rf sch80sRF未=113 h=2

SO50-150GL300-116 F/

lwn 40-150 rf sch

WN65B-25M S=4/

wn50b-40 m

BL150-2500RFrf s/

WN15(B)-16 RF S=4 S3040/

so500-1