HG/T 20592  法兰盖 BL 80(B)-16 RF*60/mpampampampampamp

bl80(b)-16rf*60/mpampampampampamp

WN150(B)-2500 Mb=0ch1/N400RF/F Sch80

WN 300(B)-25 RF S=105rf50J S.

AXA-4-30/70=5/dc°sc61

LWN40-150 RF H=211=7cM.

WN500-300 RF0-900rjJ/402

BI273-FRF S=3.50/42

WN 40-300 RF-150 RF25 RF S=5.5

wn25(b)-25rfs=5/

wn350)-2