GB/T 12459  异径三通 DN 1400×1400×1200-Sch60TR

DN 1400×1400×1200-Sch60 TR

WN50-100RJ1

WN 12"-600 LFM B=298.5 w

PL 200(B)-25 RF f1=3 b=0

wn 100-25 RF=52 H=160bbF3F0/pam

BL150-16 FF C=2200-100-50 RF059

bl40(B)-6 RF�ã‚â171f/

SO65-16RFa5H80/f1.6/7 b600

wn600-600rf63125A0(B)-1

wn80-30