GB/T 12459  等径四通 DN 80-Ⅱ-6CRSҝв•Ò000

DN 80-Ⅱ-6 CRSҝв•Ò000

WN250(B)-16 RF S=8=218 RF 1

PL 100(B)-16 RFrumpa-10fm1 RFmpampam.6/150-300

WN350-2500 Rj0-=1

bl50-16rf sch20s0БÂÂ

SO0250(B)-16 RF

WN40-150RFB=41.1C-R/

bl500-300 rf k=803.3 d=865 n=32)-

WN80-100RFS=-22

SO150(B)-16FFps