ASMEB16.20.Расчетшириныпрокладок

Effective Gasket Seating WidthBasic Gasket Seating Width,BoFlange and GasketColumn 1Column 2Diagram(Solid flat metal and(Spiral wound,metalring joint gaskets)jacketed,corrugated metal.grooved metal gaskets)1aNNN1b*AAAAAN1cW≤NW+T [W+NW+T [W+N2 4 max.24 max.1d*WsNN2wsW+NW+3N483N3N84*3N7N85*N68N=Width of gasketHG=Gasket load reaction forceW=Width of contact areaG=Diameter of gasket load reaction force(raised face or serrations)hG Distance from G to bolt circle diameterT=Thickness of gasketHG0.D.G-hgBo=Basic seating width of gasketContact-c GasketFaceFaceB1=Effective seating width of gasketB1=B0ifB0≤1/4"：B1=(NB)/2ifB0>1/4Where serrations do not exceed 1/64"depth and 1/32"spacing.choose 1b or 1d.For Bo 1/4"For Bo≤1/4"26