15-5. Volume of solid and various numerical values

V= volumeCS= Surface areaCAs= Side areaC Ab= Bottom areaCx= Distance from the bottom to the center of gravity
Size Volume and numerical values
Size Volume and numerical values
Cube


a=
d=
V=a3=

S=6a2=

As=4d2=

x=a/2=

d=30.5a=1.7321a
@=
regular polygon

a=Edge length=

n= Number of sides=

Ab=Bottom area=

h= height=
V=Abh=

S=2Ab+nha=

As=nha=

x=h/2=
Cuboid


a=
b=
h=
V=abh
@=

S=2(ab+ah+bh)
@=

As=2h(a+b)
@=

x=h/2
@=

d=(a2+b2+h2)0.5
@=
Cylinder Hollow cylinder


h=
r=
R=
t=
As=
V=ƒΞr2h
@=

V=Ash
@=

S=2ƒΞr(r+h)
@=

As=2ƒΞrh
@=

x=h/2
@=
V=ƒΞh(R2-r2)
@=

V=ƒΞht(2R-t)
@=

V=ƒΞht(2r+t)
@=

x=h/2
@=
Regular hexagonal prism


a=
h=
V=2.598a2h
@=

S=5.1963a2+6ah
@=

As=6ah=

x=h/2=

d=(h2+4a2)0.5
@=
Head column


h1=
h2=
R=
V=ƒΞR2(h1+h2)/2
@=

As=ƒΞR(h1+h2)
@ =

D=[4R2+(h2-h1)2]0.5
@=
Round droop


R=
l=
h=
V=ƒΞR2h/3
@=

As=ƒΞRl
@=

l=(R2+h2)0.5
@=

x=h/4
@=
The angle of the head Top-left


Ab=
Ab1=
a=
h=
V=h/3[Ab+Ab1+(AbAb1)0.5]
@=

Ab=3γ3a2/2=2.598a2
@=

x=h/4*[Ab+2(AbAb1)0.5+3Ab1]/ [Ab+(AbAb1)0.5+Ab1]
@=
The head of the head


R=
r=
a=
b=
l=
h=
V=ƒΞh/3*(R2+Rr+r2)
@=

V=h/4[ƒΞa2+ƒΞb2/3]
@=

As=ƒΞla=

a=R+r=

b=R-r=

l=(b2+h2)0.5=

x=h/4*(R2+2Rr+3r2)/(R2+Rr+r2)
@=
Directional body


a=
a1=
b=
b1=
h=
V=h/6*[(2a+a1)b+(2a1+a)b1]
@=h/6[ab+(a+a1)(b+b1)+a1b1]
@=

x=h/2*(ab+ab1+a1b+3a1b1)/(2ab +ab1+a1b+2a1b1)
@=
Directional body


a=
h=
Ab=
V=Abh/3=

Ab=3*30.5a2/2 @@@@
@ =2.598a2
@=

x=h/4=
Annulus


R=
r=
D=
d=
V=2ƒΞ2Rr2=19.739Rr2
@=

V=ƒΞ2Dd2/4=2.4674Dd2
@=

S=4ƒΞ2Rr=39.478Rr
@=

S=ƒΞ2Dd=9.8696Dd
@=
ball


r=
d=
V=
V=4ƒΞr3/3=4.188790205r3
@=

V=ƒΞd3/6=0.523598776d3
@=

S=4ƒΞr2=

S=ƒΞd2=

r=(3V/4ƒΞ)1/3=0.620351V1/3
@=

r=d/2=
Spherical wedge shape


r=
h=
a=
V=2ƒΞr2h/3
@=2.0943951024r2h
@=

S=ƒΞr(2h+a)
@=

x=3/8*(2r-h)
@=
Missing ball


a=
h=
V=
r=
V=ƒΞh/6*(3a2+h2)
@=

V=ƒΞh2/3*(3r-h)
@=

As=2ƒΞVh
@=

As=ƒΞ(a2+h2)
@ =

a2=h(2r-h)=

x=3/4*(2r-h)2/(3r-h)
@=

a=
b=
h=
r=
V=ƒΞh/6*(3a2+3b2+h2)
@=

As=2ƒΞrh
@ =

r2=a2+[(a2-b2-h2)/2h]2
@=
References: "Standard Machine Design Chart Handbook Revised, Augmented 4th Edition" (co-authored by Fujio Oguri and Tatsuo Oguri) Numbers and Calculation of Numbers Page 1-3 Refer to the volume and numerical values ??of the solid.