HG/T 20592  法兰 PL 250-16 RF-10

PL250- 16RF-10

SO 1/2"-150 RF-2500RF800 WN

WN25B-40 RF S=500-0.6F)

BL 150-150 RF70f10

WN100-150 RF SL5RF5e21.0Рҝ SH=35

APA-1

LWN 600-600 RJ/1

BL20B-100FMh1600fCf00 wn25

WN50-16RF-6RF4fs-300 rf smRF)-1

WN 500-1500 RJ Sch160F5tml016R00 Ãmp RJ0r