HG/T 20592  法兰 WN 200(B)-25 RF S=222(b)=25F S71@ï؟½5 Rs�6 D=115mp

WN 200(B)-25 RF S=222(b)=25F S71@ï؟½5 Rs�6 D=115mp

WN150B-25RF S=4.1

SOP RF 10K 300A

PL350(b)-16rf

WN 150-16 RF

3 CFM 550-0.60c1.6/4@Wphˆrf6050H6080s=80590

SO 450-150 RF

SOP FF 10K 300A

WN80(B)-16 RF

PL1100-16RFh4aM hg/foru01s���Б4000/Sc