GB/T 29465  法兰 C-RF 2750-2.5/20δ0=12-s /@416. RF6.FliR

5 CRF 2750-2.520δ0=12-s /@416. RF6.FliR

WN20-160 M268.3 B=1F7-33./-68ht

PL 15(B)-10 RF5п═р²п▓б╘п═

awn900-600rj1FRSch1

WN20-40 M S=5-150RFf=1450 rfl8f

WN50-25RFSCH80/ТpnbF

47022 CRF1300-0.6

WN 500-300 RF B=42600RFJ-h40@-16 RF

PL100-16R