GB/T 12459  异径三通 DN 1500×1500×450-Sch80TR

DN 450×450×1500-Sch80 TR

WN300-300 RF=d=10

LWN50-600RF B=50 H=930

WN 80-300 RF S=88-130=6 S0-150 RFor0

BL80-16RFK=1550RJ41.6f6060

BI500-F0 RF2.t20.5rfr

BL 200-10 RF00523/R/ S=rf b=5 f1=3 15350

pl25(B)-16 rf-280F=

SO150-300RF B=10

WN25(a)-100 rj.5