Secondary framing – Metal Sales Secondary Framing User Manual
Page 40
PSF-40
Secondary Framing
© Metal Sales Manufacturing Corporation/ Subject to change without notice/ Effective Date 9/11
800.406.7387 (Corporate Office) • www.metalsales.us.com
2'-4" Lap
Flange
Web
Flange
Long Lap
a
lloWable
u
niform
l
oads
in
P
ounds
Per
l
inear
f
ooT
Load TaBLeS For STandard ZeeS
(Symmetrical Flanges Only)
Notes:
1. Tabulated values are allowable superimposed loads. Purlin and all other load weights have not been subtracted from them.
2. Allowable loads have been calculated in accordance with 1996 AISI Specifications.
3. Bearing must be checked using actual bearing length and loads.
4. Wind loads can be obtained by multiplying tabulated values by 1.33.
5. Tabulated values are valid only if the compression flange of the section is adequately supported laterally.
Span in
Feet
Section
Long Lap - 2 Spans
Z-
12" x 3"
Stress
Controlling, plf
12 Ga
14 Ga
12 Ga
14 Ga
Defl. (L/180)
Controlling, plf
20 155
365 184
463
Long Lap - 3 Spans
Stress
Controlling, plf
Defl. (L/180)
Controlling, plf
12 Ga
14 Ga
12 Ga
14 Ga
22 132
302 158
384
24 113
254 137
322
25 106
234 127
296
26 98
216
119
273
28 86 186 105
235
30 76
161
93
204
32 67
141
83
179
32
138
175
20
358
456
Span in
Feet
Section
Stress
Controlling, plf
12 Ga
Defl. (L/180)
Controlling, plf
22
296
376
24
248
315
25
229
290
26
211
268
28
182
230
30
158
200
Long Lap - 2 Spans
Long Lap - 3 Spans
Stress
Controlling, plf
12 Ga
Defl. (L/180)
Controlling, plf
Z-
12" x 2
1
/
2
"