The follow details are used for channel shapes in standard database
tables.
Note: The required first two columns for all standard databases are
RecNo and
Name.
Channel Shape
Table 1. Channel shape default
properties
Name |
Description |
Unit |
Column No. |
D |
Depth |
in |
3 |
BF |
Width of flanges |
in |
4 |
TF |
Thickness of flanges |
in |
5 |
TW |
Thickness of web |
in |
6 |
AX |
Cross sectional area |
In^2 |
7 |
IZ |
Moment of inertia about 3-3 axis |
in^4 |
8 |
IY |
Moment of inertia about 2-2 axis |
in^4 |
9 |
IX |
Torsional moment of inertia |
in^4 |
10 |
ZZ |
Plastic modulus about 3-3 axis |
in^3 |
11 |
ZY |
Plastic modulus about 2-2 axis |
in^3 |
12 |
E0 |
Distance from back of channel to centroid |
in |
13 |
Calculated Properties
The following section properties are calculated as indicated when they are not
present for the profile.
- Property
- Formula
- AX
-
- AY
-
- AZ
-
- IX
-
- IY
-
- IZ
-
- SY
where
- CT
| = | |
- SZ
- PY
-
- Case1
where
- PY1
| = | |
- PY2
| = | |
- PY3
| = | |
- XE
| = | |
- Case2
where
- PY1
| = | |
- PY2
| = | |
- PY3
| = | |
- XE
| = | |
- PZ
-
Spreadsheet Data Examples
Table 2. Channel Section - English units
Name |
D |
B |
Tf |
Tw |
A |
I-33 |
I-22 |
I-11 |
Z-33 |
Z-22 |
E0 |
|
(in) |
(in) |
(in) |
(in) |
(in^2) |
(in^4) |
(in^4) |
(in^4) |
(in^3) |
(in^3) |
(in) |
C15X50 |
15 |
3.72 |
0.65 |
0.716 |
14.7 |
404 |
11 |
2.65 |
68.5 |
8.14 |
0.799 |
Table 3. Channel Section - Metric units
Name |
D |
B |
Tf |
Tw |
A |
I-33 |
I-22 |
I-11 |
Z-33 |
Z-22 |
E0 |
|
(mm) |
(mm) |
(mm) |
(mm) |
(cm^2) |
(cm^4) |
(cm^4) |
(cm^4) |
(cm^3) |
(cm^3) |
(cm) |
ISMC75 |
75 |
40 |
7.5 |
4.8 |
9.1 |
78 |
12.8 |
1.57 |
25.1 |
9.02 |
1.32 |