Steel purlin is made of hot rolling steel sheet, and strictly under the cold roll formed by machine, which is using as
steel building purlins. Compare to the traditional box iron, section purlins can save 30% material wastage, and it has
thin wall,light weight, good section performance and high strength features. Z purlins are specially used for large slope
roof.
Product Advantages
- Ability to span length
- Saving in Steel up to 40%
- Fast to erect and easy handling
- No side drilling/cutting required
- Assured dimensions and straightness
- Purlin erection is easier than others
- Saving in construction cost up to 30%
- High durability, versatility and uniform quality
- Low transportation cost due to reduced weight
- Close tolerances on sectional dimensions owing to process of cold roll forming
- Saving up to 35-40% in weight and 20% in cost when compared to hot rolled purlins
We manufacture a complete range of structural C and Z purlins and girts for industrial buildings, garages, verandahs, and carports, in fact anywhere that strong, reliable steel framing is required. Manufactured from quality galvanised steel, this is a fully integrated system allowing for flexible design options.
Also, we supply the types of plain, punched and galvanised purlins with high tensile steel to increase strength, lightweight and serviceable life.
Product Specification
Z Section
| Z section purlin sectional size range |
| Model NO. |
H×B1×B2×C(mm) |
Thickness(mm) |
Hole distance(mm) |
Length(m) |
| Z100 |
100×55×50×20 |
2.0-3.0 |
40 |
Max 5.8m for 20GP;11.8m for 40GP/HQ. |
| Z120 |
120×55×50×20 |
2.0-3.0 |
Adjustable |
| Z140 |
140×55×50×20 |
2.0-3.0 |
Adjustable |
| Z150 |
150×67×61×20 |
2.0-3.0 |
Adjustable |
| Z160 |
160×67×61×20 |
2.0-3.0 |
Adjustable |
| Z180 |
180×67×61×20 |
2.0-3.0 |
Adjustable |
| Z200 |
200×67×61×20 |
2.0-3.0 |
Adjustable |
| Z250 |
250×78×72×20 |
2.0-3.0 |
Adjustable |
| Z280 |
280×78×72×20 |
2.0-3.0 |
Adjustable |
| Z300 |
300×78×72×20 |
2.0-3.0 |
Adjustable |
C Section
| C section purlin sectional size range |
| Model NO. |
H×B1×B2×C(mm) |
Thickness(mm) |
Hole distance(mm) |
Length(m) |
| C80 |
80*40*40*20 |
2.0-3.0 |
No hole |
Max 5.8m for 20GP;11.8m for 40GP/HQ |
| C100 |
100*50*50*20 |
2.0-3.0 |
40 |
| C120 |
120*50*50*20 |
2.0-3.0 |
Adjustable |
| C140 |
140*50*50*20 |
2.0-3.0 |
Adjustable |
| C160 |
160*60*60*20 |
2.0-3.0 |
Adjustable |
| C180 |
180*60*60*20 |
2.0-3.0 |
Adjustable |
| C200 |
200*60*60*20 |
2.0-3.0 |
Adjustable |
| C220 |
220*70*60*20 |
2.0-3.0 |
Adjustable |
| C250 |
250*70*70*20 |
2.0-3.0 |
Adjustable |
Notes: Please feel free to contact me if you have any question or recommendation.
Product Application Sample
FQA
Q1. Are you a factory or a trading company?
We are professional factory with ISO,CE standard,OEM service is welcome.
Q2. What's your delivery time?
Salesman will confirm the time accordingly, large order should communicate with order management department in advance. Normally,
delivery time is 5-15 days after receive deposit. Large order delivery time should be arranged separately.
Q3. How to control the quality of your product?
a) Quality of the design: think about possible problems in advance and provide a high quality design solution.
b) Quality of the raw material: choose the qualified raw material
c) Quality of the production: precise manufacturing technique, experienced workers, strict quality inspection.
Q4.what is the length can you offer?
20'GP or 40'HQ. So in order to take good advantage of container space,
we suggest the length no more than 11.8 M.
Q5.How long time your paint will last?
The durable time will be different in different zinc, paint coating. Also different environment has
different effect on the durable time.
Q6.What is PE coating?
PE is most widely-used painting in the color coated steel coils. It is characterized
by good overall performance, and high economic as well.
Q7: Can you provide us with design services?
A: Yes, we can design a complete solution drawing according to your requirements.
We will be glad to establish sincere business cooperation with you in the near future.
Q8: Do you provide guidance services for overseas site installation?
A: Yes. . We will provide detailed installation drawings and videos free of charge.
Q9: How can I get your quick quotation for my project?
A: The more detailed your description, the faster our quotation will be. You can chat with us by
email or telephone at any time and provide us with your detailed information, or you can leave
a message on our website. We will provide you with the best quotation as soon as possible.
Thank you for your cooperation.
Q10: What is the trading procedure?
Answer: Design drawings → Confirm drawings → Quotation →PI→ Confirm PI→ Arrange 30%
deposit → Manufacture →QC inspection → Pay the balance → Freight. Q5: What is the biggest
advantage of your product? A: The quality of our products is superior to that of other manufacturers.
We use high-quality raw materials and strictly control the quality of production. We improve the
product performance by improving the technology. These make our products more beautiful,
longer in service life and lower in use cost.
Audited Supplier 
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