HG/T 20592  法兰盖 BL 65-63 RF/R0S ScF B/180.500rj�6fh400S2

BL65-63RF/R0S ScF B/180.500rj�6fh400S2

pl300(b)-10m1506-1/17560rf RF¶20-130RFx016.816lR

WN15-900 FM6-130=10RF0aMd=4sc5-

WN 15-150 RFa)-1

3 M 1200-4.03FH40RР‘

1 RF 1400-1.620δs=1418FRFr19/mpw

WN 300(B)-40 G00-60/0F

SO 250(B)-16 RF M

20592 WN