GB/T 12459  异径三通 DN 100×100×40-Ⅱ-8TR

DN 100×100×40-Ⅱ-8 TR

WN250(B)-16 RFе2

WN250-40 RF Sch60RFRF025f0-150rf170 k=132

WN40(B)-63RF S=6cJ Sch160½4.0)-

WN250-900 RJ A=300 B=243

WN32-100RF S=4 B=33,7,8 f

WN450-150 RFFRum.html5

SO 15-150 RF

DN80-Class150 WN RF Sch80

WN50(B)-100 M S=5.5