GB/T 12459  异径三通 DN 1500×1500×1100-Sch40TR

DN 1500×1500×1100-Sch40 TR

BL 200(B)-16 RF

PL250-25 RF0/70Ha=219�

BI 400

PL 50(B)-16 RF

so300(b)-40m4g.rj0MB)).61633-1991F S60

BL100-150 RF

wn40-150 RF SCH1600 R

pl65(b)-10 rf bb=9300R0FM1S305620

PL80-6RF215130-1.00-2.5/5 RFrf chch40 l=22 d=65RF4