HG/T 20592  法兰 SO 65(B)-16 FM b=2RF09RF S61 S=3/F=24 Rch40sS=10

SO65(B)-16FM b=2RF09RF S61 S=3/F=24 Rch40sS=10

WN1200(B)-10RF02=3

HG/T20615 B WN700-150 RF

WN150B-25Rf/(A)-23S=2-2 A=2

47021m450-1.08/ DN=600

WN50-2500 RJ S=14 h=0 RF

so250-10 m

WN 350(B)-25 RF S=3

PL150(B)-10RF b=4

so200(b)-300fmu0/8642S=6B)4 H=1RF�