GB/T 12459  等径三通 DN 250-9TS10 RF12

DN 250-9 TS10 RF12

WN100-150 RF Sch40

PL 500-16 RFRF RF b=00rf10F �

WN 150(B)-16 RF

wn15-63m²

BL 40-40 M

WN 40(A)-160 M S=4

WN150(B)-100RF6 rf&am

WN500(B)-25 RF

WN400-150 RF Sch52�…°so40-150rf1.0/m@SOa=101005000 R70703sb= S=�1�-16RFF