HG/T 20592  法兰 PL 450(B)-10 RF b=2

PL450(B)-10 RF b=2

WN40(a)-16RF S=50082

WN200-10 RF A=168TRamF0

WN65-16RF5./0/7RF089192-p-1

SO10-40 RFB-20 RFFM2000-H10-1.

so250(b)-10rf s/u00c3/u00af/i

SO15-6 RJ=J-Rmpam0@R

WN20-600FM00-�F5@PFRF-150 FF5RF2@��RF0/01AFampampa(B)-1/@SOf/)75 R

BI