GB/T 12459  偏心异径管 DN 20×15-Sch160RE

DN 20×15-Sch160 RE

PL 65(B)-10 RFS=240/120-11314F F50RF 2-otHG2061

2 CG 600-2.5RF SchXS-0p14080.5Rd

so80(b)-40 g0-1.6/

BL 32-16 RF6009 P D=7fmSSch403RF359 H00-01200RFBB=10f-0

WN15(B)-300M0/Nwn25(b)-

pl50(b)-16rf=65b-CH/�¼

WN 300-150 RF S=13

WN50-