HG/T 20592  法兰 WN 50-16 RF A=57 S=3 FM S==3 S=85M0-F0.RF B=96.5-

WN50-16RF A=57 S=3 FM S==3 S=85M0-F0.RF B=96.5-

SOP RF 5K 25A�šã‚â´=702 h=1650-1.6-4.0s=5c=2F4

WN 10"-300 SFM Sch40S SG Sch100WN1FX@b40S11 M

SO400-150RFf-15

WN500(B)-25 FM S=5.5S=6s=16ƒÂ¥0FFBW)-100

WN200b-100RF S=/ch5702h60= n=5=4 b10