HG/T 20592  法兰盖 BL 32-10 RFS=14rfB)60ampmF-

BL 32-10 RFS=14rfB)60ampmF-

wn20-900 RF cfm450-1.0H40/F6186rf b=36 rf

DN 1300-Sch140 C

WN80-10RF Sc€¦072-16550 RFF.0J

PL 450(B)-10 RF S=4.09000

wn50(a)-16rf1001hgcadп╣Б∙░п╠Б∙═п╢Б■─п╠Б√░п╣Б■░п╠Б■▄п�