Hot Products

China C/Z Purlin Suppliers - High-Quality Cold-Formed Steel Profile Factory for Buildings and Structures

C/Z purlin, a versatile cold-formed thin-walled steel profile, is a popular choice among steel structure buildings in China. As leading suppliers in the industry, our factory boasts an impressive annual output of 50,000 tons, ensuring a wide range of specifications that meet various construction needs. With stable performance and prompt delivery, our C/Z purlins are ideal for roof and wall support systems in industrial plants, warehouses, markets, stadiums, and other structures. Trust us for quality and reliability in your building projects

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

High strength, light weight, good seismic performance

Accurate size, smooth surface, easy installation

Good interchangeability, can be connected with bolts

Cost-effective, reduce construction period

Environment-friendly, recyclable

Z Purlin Specification
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 Specification
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 Gallery 01

Exhibition Gallery 02

Exhibition Gallery 03

Exhibition Gallery 04

Exhibition Gallery 05

Exhibition Gallery 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

Frequently Asked Questions (FAQ)

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!

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.

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.

How long is the delivery time?

Most sizes are in stock and can be shipped immediately.

What certificates do your company and products hold?

We hold CE, ISO14001:2015, and ISO9001:2015 certificates. Furthermore, we are recognized as an Alliance Member of the Tianjin Metal Materials Industry Association.

What types of steel purlins do you offer?

We specialize in supplying high-performance Z Purlins (sizes Z100 to Z300) and C Purlins (sizes C75 to C125) with customizable thicknesses and section dimensions as detailed in our product tables.