HG/T 20592  法兰 WN 500-63 RFңҝҪпҝҪ.5/5

WN 500-63 RFңҝҪпҝҪ.5/5

WN50-150RFRF0 Sch40Sc/-1�▒@Fd.5606 rEh40DF/FchBF135=ml0010sfMs=12 C=1650SCH40

TH25-150RF-20rj0RJ Sذ²RF8R55ntent/50 Rb-C=4�

2 T 1400-1.620خ´1=10

WN 65(B)-63 RFrfch3RF 120F62 c� RFWRF D=185 B=9�═р�

SO 100