HG/T 20592  法兰 WN 200-63 M2F6Sc2@RF@443RF@AFF ScF&@RJРRFF0 RJ

SO 500-300 RFch80823pamfmFR=RFac2/

WN200-63 M2F6Sc2@RF@443RF@AFF ScF&@RJРRFF0 RJ

SO 300-150 FF

PL 600(B)-16 RF D=1015 K=950 L=33 n=24 C=56

PL 300(B)-10 RF

WN 250-40 RF-3 T40fSc5/755-R@0000O0@00 SCH400086/u00e50RF00

WN 500-900 FM S

DN 80-4 90EL I

nt/