GB/T 12459  异径三通 DN 950×950×400-Sch140TR

DN 400×400×950-Sch140 TR

SO50(B)-16M�җвҖ�566.3-200

5 FF 1400-2.520δ0=10

TPB-20rf013000M Sl10

PL350(B)-16 RF

WN 50(A)-16 RF S=3.9

so25b-300ffb=5HG/@

PL 40-25 RF

so25-900ffd=1456Fsch40RFh

WN 50(B)-16 RF S=3.9S-1.6/140BL20 H=25 C=10RFRF0.65-FR