GB/T 12459  等径三通 DN 15-Sch100TSNi50(B)-10RFB)-10RF805

DN 15-Sch100 TSNi50(B)-10RFB)-10RF805

WN125-300 RF S=546 T6

pl50(B)-10 rf Sch40 S=65

WN50(B)-100RFf u01A C=481.6==3.5,2ch40000-12

wn300(b)-16rf s=8 h1

DN 1500-20 90EL10-5CH40f500-1.14736-909RF4m.

so15-1500rj0(B)-16 RF0080 n=

wn300-150 rj sch100FRF

WN