Durable lipped channel purlin
1.General introduction:
Steel C Purlins are one excellent product,which could offer long spans between portal frames on commercial buildings.Lipped channel purlins are available in different sizes and material strengths,which is to match the design computations of buildings. Our C sections are made from galvanized quality steel and is cold roll formed to length and holes punched, which could be according to customer's design request.
2.C purlin size chart:
| Product name |
Size details |
Thickness(mm) |
Punching Holes |
| h |
b-1 |
b-2 |
c |
| C purlin |
80 |
50 |
|
20 |
1.5-3.0 |
Could be punched,as per customer's requirement |
| C purlin |
100 |
40 |
|
20 |
1.5-3.0 |
| C purlin |
100 |
50 |
|
20 |
1.5-3.0 |
| C purlin |
120 |
40 |
|
20 |
1.5-3.0 |
| C purlin |
120 |
50 |
|
20 |
1.5-3.0 |
| C purlin |
120 |
60 |
|
20 |
1.5-3.0 |
| C purlin |
140 |
40 |
|
20 |
1.5-3.0 |
| C purlin |
140 |
50 |
|
20 |
1.5-3.0 |
| C purlin |
140 |
60 |
|
20 |
1.5-3.0 |
| C purlin |
160 |
40 |
|
20 |
1.5-3.0 |
| C purlin |
160 |
50 |
|
20 |
1.5-3.0 |
| C purlin |
160 |
60 |
|
20 |
1.5-3.0 |
| C purlin |
180 |
60 |
|
20 |
1.5-3.0 |
| C purlin |
180 |
70 |
|
20 |
1.5-3.0 |
| C purlin |
200 |
50 |
|
20 |
1.5-3.0 |
| C purlin |
200 |
60 |
|
20 |
1.5-3.0 |
| C purlin |
200 |
70 |
|
20 |
1.5-3.0 |
| C purlin |
220 |
60 |
|
20 |
1.5-3.0 |
| C purlin |
220 |
70 |
|
20 |
1.5-3.0 |
| C purlin |
220 |
75 |
|
20 |
1.5-3.0 |
| C purlin |
220 |
80 |
|
20 |
1.5-3.0 |
| C purlin |
240 |
80 |
|
20 |
1.5-3.0 |
| C purlin |
250 |
70 |
|
20 |
1.5-3.0 |
| C purlin |
250 |
75 |
|
20 |
1.5-3.0 |
| C purlin |
250 |
80 |
|
20 |
1.5-3.0 |
| C purlin |
260 |
80 |
|
20 |
1.5-3.0 |
| C purlin |
280 |
70 |
|
20 |
1.5-3.0 |
| C purlin |
280 |
80 |
|
20 |
1.5-3.0 |
| C purlin |
300 |
80 |
|
20 |
1.5-3.0 |
| C purlin |
300 |
100 |
|
20 |
1.5-3.0 |
3.C section structural purlins applications:
Lipped channel purlins are mainly used for buildings' applications, but also just as cost effective to be used for small type of buildings,like garages,carports,shed,etc.C section frames
can also used as part of columns or rafters in steel buildings.
4.C purlin product coding:
An English letter is standing for the section shape,and one number to indicate the section depth in millmeters designates profiles and thickness.Take one code for example and explain here,C14025,which is meaning C purlin in size C140*50*20mm and thickness is 2.5mm.
Note:Some C purlin size will be have two or three kinds of lips,so please check with us for details and confirm which size is suitable for you.If there is any special size,please feel free to contact us,we could make customized size by die or adjust our equipment.
5.Safe roof purlins span:
The safe spans below are suitable for sheds and class 1 structures with the following assumptions:
| SAFE ALLOWABLE ROOF PURLIN SPANS (MM) |
| SECTION |
WIND SPEED 33M/S |
WIND SPEED 41M/S |
WIND SPEED 50M/S |
| 900 |
1200 |
1500 |
900 |
1200 |
1500 |
900 |
1200 |
1500 |
| C 10010 |
4000 |
3500 |
3000 |
3250 |
2850 |
2450 |
2650 |
2400 |
2000 |
| C 10012 |
4500 |
3900 |
3500 |
3650 |
3150 |
2850 |
3000 |
2600 |
2300 |
| C 10015 |
4800 |
4350 |
4000 |
3900 |
3550 |
3250 |
3200 |
2900 |
2650 |
| C 10019 |
5200 |
4700 |
4350 |
4250 |
3800 |
3550 |
3450 |
3100 |
2900 |
| C 15012 |
6300 |
5500 |
4800 |
5100 |
4450 |
3900 |
4200 |
3650 |
3200 |
| C 15015 |
7200 |
6500 |
6000 |
5850 |
5300 |
4900 |
4800 |
4300 |
4000 |
| C 15019 |
8750 |
7300 |
6600 |
6800 |
6000 |
5350 |
5800 |
4850 |
4400 |
| C 15024 |
10300 |
8700 |
7600 |
7200 |
7100 |
6200 |
6800 |
5800 |
5050 |
| C 20015 |
8900 |
7600 |
6600 |
7200 |
6200 |
5350 |
6000 |
5050 |
4400 |
| C 20019 |
11500 |
9800 |
8600 |
7800 |
7800 |
7000 |
7650 |
6500 |
5700 |
| C 20024 |
13500 |
11500 |
10200 |
9000 |
9000 |
8300 |
9000 |
7600 |
6800 |
| C 25019 |
12600 |
10800 |
9500 |
10000 |
8800 |
7700 |
8400 |
7200 |
6300 |
| C 25024 |
16000 |
13700 |
12000 |
12000 |
11000 |
9800 |
10600 |
9100 |
8000 |
Note: For sizes greater than 250mm or other special size,please check with us by e-mail address [email protected] .
6.C purlin joint drawing reference:
7.Our service:
Xiamen Yumi Imp.&Exp. Co., Ltd. pride ourselves on the quality of our products.If you have any doubt or questions,please feel free to contact by mail address [email protected],we are always being here with our friendly and polite attitude and full passion to offer you best service.
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