法兰 PL 15-6 FF b=1

PL15(A)-6 FF b=1

PL20(B)-2.5 RF25/52F2

WN 100-600 RJ Sch80S

PL250-16RF b=4 B1=2760-1500H500=78F=49

SO40-10 RF10H4 b=4e/10H1=16.0f650h16RF=1c

SO100(B)-16 FF'

WN20-300 FF254FFS=

SO40(B)-6 RF/u00e5/

PL20(B)-16 RF b= f1=3

WN25(A)-25RF=

2 M900-1.6/f

WN10