HG/T 20592  法兰 PL 300(B)-16 RF220/-16

PL 300(B)-16 RF220/-16

pL100-16RF)- RF.6 RF Sch1RF0-R0RFRF190EL°w

JWN 150×80(B)-16 RF S=5

wn80-150rf㬬sch40s

PL300-2.5 FF00×65-Sch120 TRf1ch4/f1 H=410-100�0F Sc/

PL50-16 RF S=15F10 RF S=5RF3 F0-150

SO200-300 RFs S=1/gp