The new C, Z-type cold-formed steel purlins are the latest construction steel for replacing old channel steel, I-beam and angle steel. The whole light and bearing capacity is large, and some construction funds can be saved. C, Z-shaped steel is widely used in steel structure purlin, wall beams, can also be combined into a lightweight roof trusses, brackets and other building components. In addition, can also be used for mechanical light manufacturing in the column, beam and arm.
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C Model purlin normal size （mm）
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|
H
|
B
|
C
|
T
|
|
80
|
40
|
20
|
2.0-3.0
|
|
80
|
50
|
20
|
2.0-3.0
|
|
100
|
40
|
20
|
2.0-3.0
|
|
100
|
50
|
20
|
2.0-3.0
|
|
120
|
50
|
20
|
2.0-3.0
|
|
120
|
60
|
20
|
2.0-3.0
|
|
140
|
50
|
20
|
2.0-3.0
|
|
140
|
60
|
20
|
2.0-3.0
|
|
160
|
50
|
20
|
2.0-3.0
|
|
160
|
60
|
20
|
2.0-3.0
|
|
160
|
70
|
20
|
2.0-3.0
|
|
180
|
60
|
20
|
2.0-3.0
|
|
180
|
70
|
20
|
2.0-3.0
|
|
180
|
80
|
20
|
2.0-3.0
|
|
200
|
60
|
20
|
2.0-3.0
|
|
200
|
70
|
20
|
2.0-3.0
|
|
200
|
80
|
20
|
2.0-3.0
|
|
220
|
60
|
20
|
2.0-3.0
|
|
220
|
75
|
20
|
2.0-3.0
|
|
250
|
75
|
20
|
2.0-3.0
|
|
300
|
80
|
20
|
2.0-3.0
|
