HG/T 20592  法兰 SO 80-40 FMT20.05/-105@F040c=16=1MS16 RF ff10

2 rf1300-1.60F.3 S7sch=80F4=内孔f R

so80-40fmT20.05/-105@F040c=16=1MS16 RF ff10

wn80(b)-16 rf0-1.

SO100-150 FF sch.hb)-40 rf=9 R

47023 FM1000-1.6/58-165ampa0

wn25(b)-40 rf s= S=612

WN150B-300 MSO500-16 RF2.5 s=10

WN25-1500 RF Sch160f bb=60.3

20592