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Piping
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General
Equations
Area
Volume
Strength of Materials
Unit Conversions
Density
Flow
Force
Length
Pressure
Temperature
Torque
Velocity
Viscosity
Articles
Time
To Do
Strength of Materials
Square
|
Rectangle
|
Triangle
|
Circle
|
Ring
|
Half Circle
|
Ellipse
|
Ellipse Ring
|
Hexagon
|
Trapezoid
|
Rectangular Hollow Section
Square
a =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$W_1 = W_2 = {a^3 \over 6}$$ $$I_1 = I_2 = {a^4 \over 12}$$
Calculate
W
1
= W
2
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
= I
2
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Rectangle
b =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
h =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$W_1 = {b \cdot h^2 \over 6} \qquad W_2 = {b^2 \cdot h \over 6}$$ $$I_1 = {b \cdot h^3 \over 12} \qquad I_2 = {b^3 \cdot h \over 12}$$
Calculate
W
1
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
W
2
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
2
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Triangle
b =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
h =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$e = {2 \over 3}h$$ $$W_1 = {b \cdot h^2 \over 24} \qquad W_2 = {b^2 \cdot h \over 24}$$ $$I_1 = {b \cdot h^3 \over 36} \qquad I_2 = {b^3 \cdot h \over 48}$$
Calculate
e =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
W
1
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
W
2
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
2
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Circle
D =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$W_1 = W_2 = {\pi \cdot d^3 \over 32}$$ $$I_1 = I_2 = {\pi \cdot d^4 \over 64}$$
Calculate
W
1
= W
2
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
= I
2
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Ring
d =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
D =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$W_1 = W_2 = {\pi \over 32}\cdot \left({D^4 - d^4 \over D}\right)$$ $$I_1 = I_2 = {\pi \over 64}\cdot (D^4 - d^4)$$
Calculate
W
1
= W
2
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
= I
2
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Half Circle
r =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$e = r \cdot \left(1 - {4 \over 3.\pi} \right)$$ $$I_1 = \left({\pi \over 8} - {8 \over 9.\pi} \right) \cdot r^4$$ $$W_1 = {I_1 \over e}$$
Calculate
e =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
W
1
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Ellipse
a =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
b =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$W_1 = {\pi \cdot a^2 \cdot b \over 4} \qquad W_2 = {\pi \cdot a \cdot b^2 \over 4}$$ $$I_1 = {\pi \cdot a^3 \cdot b \over 4} \qquad I_2 = {\pi \cdot a \cdot b^3 \over 4}$$
Calculate
W
1
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
W
2
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
2
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Ellipse Ring
a
1
=
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
b
1
=
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
a
2
=
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
b
2
=
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$I_1 = (a_1^3 \cdot b_1 - a_2^3 \cdot b_2)$$ $$W_1 = {I_1 \over a_1}$$
Calculate
W
1
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Hexagon
R =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$W_1 = {5 \over 8} \cdot R^3 \qquad W_2 = 0.5413 \cdot R^3$$ $$I_1 = I_2 = {5 \over 16} \cdot \sqrt{3} \cdot R^4$$
Calculate
W
1
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
W
2
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
= I
2
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Trapezoid
b =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
b
1
=
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
h =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$e = {1 \over 3} \cdot {3 \cdot b + 2 \cdot b_1 \over 2 \cdot b + b_1} \cdot h$$ $$W_1 = {6 \cdot b^2 + 6 \cdot b \cdot b_1 + b_1^2 \over 12 \cdot (3 \cdot b + 2 \cdot b_1)} \cdot h^2$$ $$I_1 = {6 \cdot b^2 + 6 \cdot b \cdot b_1 + b_1^2 \over 36 \cdot (2 \cdot b + b_1)} \cdot h^3$$
Calculate
e =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
W
1
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
Sections
b =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
h =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
B =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
H =
mm
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
$$W_1 = {B \cdot H^3 - b \cdot h^3 \over 6 \cdot H}$$ $$I_1 = {B \cdot H^3 - b \cdot h^3 \over 12}$$
Calculate
W
1
=
mm
3
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001
I
1
=
mm
4
Integers or decimals only. Maximum 10 characters
Minimum value = 0.001