GB/T 12459  异径三通 DN 1300×1300×15-Sch160TR

DN 15×15×1300-Sch160 TR

WN600(B)-16 RF0/(bMF450nS=73

WN250-300 RF2 C=1

WN150-150 RF H=/TF470

WN250-900 RJ Sch60/t20592-200F(00-2

a1300S=10/F S=633b=

Wn 20(B)-63 RF40/=106 h1.0/150

WN15-150RF SCH400683.500rm/5C=20/

BL 200-25 GH/=8-300)550

PL200(B)-1