HG/T 20592  法兰 WN 150(B)-25 RF S=5009SO100(B)-10

WN 150(B)-25 RF S=5009SO100(B)-10

SO 300-10 RF D=480 N=364 B=32

DN 100-Ⅱ-Sch80S 180ES

3 RF 600-1.00S4=21amp/60-1rfãƒ/gS=10

b bl50-600 rf80005

Awn800-300RFrj6cC=367scpl10s8B=1

DN350-PN16 PL RF I

WN100(B)-40MB)-b)-10 r´=F/pamp3ch10SBhH4A=

BL 500-2