GB/T 12459  异径三通 DN 600×600×32-Sch140TR

DN 600×600×32-Sch140 TR

wn250(b)-16 rf s=5

bl450-900RF

DN 80-3 C/M -4f00 K=17550f00rj5hM-S=5.564RFs10 Sh

WN 200-2500 RJ A=01=.78

bl65(b)-63rf

wn100(b)-300rjc2/u00

bl 450-6 rf S RF516 RF02S)h4SCH160oruaFS5 RJ0FF Sch

wn250(b)-10 t s=3 1

SO25-300 RF