HG/T 20592  法兰盖 BL 150(B)-16 RF

BL150(B)-16RF

PL50B-16MmpampampampampampnbspæF0-150

WN650-16RF101F0 RF Sc FM LTJF Sch40Sï؟½

1 RF 700-1.0 δs= δ=60

20615 BL300-300 RFп╡п

SO 600-150 RF0=44o300-5F7u0=14c

PL50-16RF C=18

WN70-150RFh15/

WN 400-300 RF S=12.5

SO 25(B)-16 RFP� R