HG/T 20592  法兰盖 BL 150(B)-16 RF/=4-112ch/6)-10BL615 WN35n25-15

bL 150(B)-16 RF/=4-112ch/6)-10BL615 WN35n25-15

BI 1200 RF=61=11.040

SO300-150 FF S=RF S=63 RS615RF=86 RF b=5

SW 15-900 RJ0R6c=2416h5RF I=6 n=5wn2Sch10S0 RF Sch40

SO 32(B)-16 RF

wn15-160tropp205J000-R RF Sch80s A= D= K= L=).5-2

SO450-10RF

20615 wn500