HG/T 20592  法兰 SO 25-16 RFam

so25-16rfam

SOP RF 5K 200A

WN20(b)-16 RFpamp

WN10-63RFS=3.20

DN 350×300-Sch10S RC

WN RF 16K 20A Sch40S

WN 500(B)-25 RF S=10

WN100(a)-900 RF60 h=120 RF

wn450b-25ta

TH 2"-150 SFM RF B=136 RF S=6.3540S S=9pampampa00a3/0rf1Ss-=.5 &;Jffцch40FT4amp;