GB/T 12459  异径三通 DN 750×750×700-Sch140TR

DN 700×700×750-Sch140 TR

PL40-600FFS=1S.5--25 RF403S=8Fwu0rfFR47023

WN25-150 RF200980s

BL 45-10 RF

WN 32-40 M-16RF)-63 RF S=10180-2RF40(b)-25g0

WN 600-900 RJ Sch60

SO100-150RF)-103J)-150RF+s=3.5300 RF-20093/u

WN 100-600 RF S=15

WN100-16RFC

WN400A-3