法兰 BL 500-16 RFc2/public/common

WN32-1500T0/B=660=0.6

WN 100-1500 RFR/

BL200-40 RF/-40

pl450(a)-6RF.275(b)F20.6f2-2.5/5rf 2F0 R sch80s16

WN32-1500RFF(B)-16RrmRF6 RF ASME B16.5Fu00c3/

gb=t9119-2010pl50(a)-16rf/

wn50-16MF@sof6S=7m46-1F/70-1516RF8000-6 rf/@aRF

WN900-16 FMFRS=12

WN80