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China C/Z Purlin Supplier - High-Quality Cold-Formed Steel Profiles from Trusted Factory

C/Z purlins are premium cold-formed thin-walled steel profiles extensively utilized in steel structure buildings. As one of the leading suppliers in China, we boast an impressive annual output of 50,000 tons, guaranteeing a wide range of specifications, consistent performance, and prompt delivery. Our C/Z purlins are essential for roof and wall support systems in diverse applications such as industrial facilities, warehouses, markets, and stadiums. Trust our factory for high-quality steel solutions tailored to your construction needs

Processing Services Roll forming, cutting, punching, bending, welding, drilling, galvanizing, painting
Technique Cold roll forming, high-frequency welding, automatic cutting
Surface Treatment Bare black steel, Anti-rust painting, Hot-dip galvanized, Electro galvanized, Powder coating
Section Shape C type (channel purlin), Z type (Zee purlin)
Standard GB/T 6728-2017, JIS G3350, ASTM A653, EN10147, or customized according to customer requirements
Material Q235B, Q355B, S235JR, S355JR, SGCC, DX51D+Z, etc.
Delivery Time 7–15 days (according to order quantity and production schedule)

Product Details

Advantages

✓ 1. High strength, light weight, good seismic performance

✓ 2. Accurate size, smooth surface, easy installation

✓ 3. Good interchangeability, can be connected with bolts

✓ 4. Cost-effective, reduce construction period

✓ 5. Environment-friendly, recyclable

Z Purlin
Item	Section Size (mm)	Thickness (mm)	Weight (kg/m)
1	Z100×50×20	2	3.14
2	Z100×50×20	2.5	3.87
3	Z120×50×20	2	3.45
4	Z120×50×20	2.5	4.28
5	Z140×50×20	2	3.77
6	Z140×50×20	2.5	4.69
7	Z160×60×20	2	4.55
8	Z160×60×20	2.5	5.65
9	Z180×70×20	2	5.23
10	Z180×70×20	2.5	6.5
11	Z200×70×20	2	5.55
12	Z200×70×20	2.5	6.9
13	Z220×75×20	2	6.08
14	Z220×75×20	2.5	7.56
15	Z250×75×20	2	6.59
16	Z250×75×20	2.5	8.2
17	Z300×80×20	2.5	9.43
18	Z300×80×20	3	11.2

C Purlin
Item	Size (mm)	Thickness (mm)	Weight (kg/m)
1	C75X50X20	1.5	2.53
2	C75X50X20	1.8	3.04
3	C75X50X20	2.0	3.38
4	C75X50X20	2.2	3.71
5	C75X50X20	2.5	4.22
6	C100X50X20	1.5	2.83
7	C100X50X20	1.8	3.39
8	C100X50X20	2.0	3.77
9	C100X50X20	2.2	4.14
10	C100X50X20	2.5	4.71
11	C125×50×20	1.5	3.12
12	C125×50×20	1.8	3.74
13	C125×50×20	2.0	4.16
14	C125×50×20	2.2	4.58
15	C125×50×20	2.5	5.20

Product display

C/Z Purlin Production Line

C/Z Purlin Warehouse Stock

C Purlin Packaging

Loaded into container

Transported to the port

In the port yard

Shipping process

Exhibition

Exhibition Item 01

Exhibition Item 02

Exhibition Item 03

Exhibition Item 04

Exhibition Item 05

Exhibition Item 06

Company Certificate

ISO14001:2015

ISO9001:2015

Alliance Member OF Tianjin Metal Materials Industry Association

Alliance of China Steel Export

China National Association of Metal Material Trade

FAQ

Q Are you a manufacturer?

Absolutely. We are a direct manufacturer with our own large-scale facility located in Tianjin, China. You are more than welcome to visit us!

Q Can I place a trial order for just a few tons?

Certainly. We value every partner regardless of the order size. We can easily arrange an LCL (Less than Container Load) shipment to accommodate your specific needs.

Q Is the sample free of charge?

Yes, we provide samples for free so you can verify our quality. We only ask the buyer to cover the courier cost.

Q How long is the delivery time?

Most sizes are in stock and can be shipped immediately.

Q What ranges of C/Z Purlin sizes can you supply?

We supply a wide range of sizes. Z Purlins range from Z100 to Z300 in section size and 2mm to 3mm in thickness. C Purlins range from C75 to C125 in size and 1.5mm to 2.5mm in thickness, as detailed in our product tables.

Q Do your products comply with international standards?

Yes, our company holds CE, ISO9001:2015, and ISO14001:2015 certifications, ensuring that all our C/Z purlins are manufactured to the highest international quality and environmental standards.