HG/T 20592  法兰 PL 25-16 RFâ5RFF-1..0c-300≥6.0n50-40rf510(B)-B=598C=bi200RF A=50

pl25-16rfâ5RFF-1..0c-300≥6.0n50-40rf510(B)-B=598C=bi200RF A=50

SO65(B)-16 RF S=5/S2-150 rf a

47021 FM400-1.6/34-95

WN25-300 RF Sc

WN80-300 RF A23F

pl65b-16ff b=5 bb=79120S=3.51

WN 250-25 RF30/ampa�└п�0hpl3

pl25-16rf205=890 C=RF=382F S=2.7

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