GB/T 12459  弯头 DN 40-Sch40S90EL

DN 40-Sch40S 90EL

wn40-16 RF

PL300-16RF40MJ0FFS600)-16

wn80-16 RF

wn25-16 RF

PL100(B)-16 RF

PL32(B)-25fmrum.h=3

bl125 B-16 T-10RF/

BI 1200 H

47023M400-2.5/45-9500600-1.6/44er.mh3 RF3)-160ms=-1 D=1506-300 RFD=RF H=99/0-2R/25RF/93ch80sampampampampampa