GB/T 12459  弯头 DN 65-Ⅱ-290E3DMRF800S6=5=-16rf,40s h

DN 65-Ⅱ-2 90E3DMRF800S6=5=-16rf,40s h

SO 14"-150 RF

WN25(B)-63 M S=5 f200016750(h/1=7 S=2=2500l3023

PL100-25RF D=229 B=112/u00c3/u0083

WN500-150 RFem5c=60-10F49/C

SO50(B)-16 RF D=†pn230 45E38

BL40-1500T50300 rfh404060 SF0-14030F10052��B)