GB/T 12459  异径三通 DN 800×800×65-Sch40TR

DN 65×65×800-Sch40 TR

BII 4200F S4 RF S=5-1500rj/RFf=200s=22nF B=105

wn300-300rfsch40/S

wn400-25rf´=30 FF-2H00M1/460RF-1

PL 65(B)-10 RF362

47023 fm2100-1.6/116-250

WN 125(B)-25 RF S=6.3

wn65b-25tR0-0.613s5c92093e-200/0-1.6chot-1-1000b=31905920

BL1