HG/T 20592  法兰盖 BL 150 -25 RF00rfRF s15=85 f1-

BL150 -25RF00rfRF s15=85 f1-

WN 150-25 RFB=30 H=1500

47023 RF1700-2.5 A=1pampwd=&ampRF@R4Sc

LJ 3/4"-150 FFS0 hgampampa0/mpampampa

SO 2"-150 RFSFS=f1000-10(-F@000-16 RF RF S=

PL25(B)-10RF0 Ka2=20 RFot

4703 FM1200-1.6/80-150um.html/20

bl25