HG/T 20592  法兰 WN 300(B)-100 FM C=78 S=10

WN300(B)-100 FM C=78 S=10

pl150(B)-16 rfFF S=12 δS=5l80-15

wn25-300rfb=2.000-pl40Ã1

wn50-2500rj s=5b)-25rf RF S54D=10rf兰GSch RF610rfb10(B)-

WN25(A)-63 RJ NA=48 S=4.5 H=60rfF S00K)(b)-

Wn25-600 RF S=142005-00RJ652-20

pl500-16fm15F0h40h40sAA=F-97