GB/T 12459  异径三通 DN 1150×1150×90-Sch120TR

DN 90×90×1150-Sch120 TR

wn150-100m S=≥10

BI600-F/wn1005/401650 RFGBf

20592 WN150-25RF(B))-000-f c=10Mc0 RF

lwn50-300 rf sch80sh5/5Rchn150-150rf＜24å

WN40(B)-160 RJ S10rf1SCH

wn400-600Rj0RFRS6 rf b=972)/FB)-

wn65(b)-16RFs=506 RJ2.50R

WN 500-3