C purlins
The flanges extend to the same side of the web. Confirm the section dimensions, member orientation, cut length and fixing-hole locations.
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Structural steel
C/Z Purlins & Secondary Steel
C/Z purlins and wall girts, with tie rods, flange braces, cleats and connection bolts coordinated to project requirements. Cut lengths and hole patterns follow approved drawings.
- Steel grades
- Q235B / Q355B
- Selected common sizes
- 6 C-section sizes + 6 Z-section sizes
- Made to your specifications
- Cut lengths, hole patterns, coating and bundle marking
01 / PRODUCT DETAILS
C and Z section forms
The tables show selected common sizes. Other dimensions, thicknesses and coating requirements need a supply check against your drawings or material list. Dimensions are in millimetres: h is section height, b is flange width, a is lip dimension and t is thickness.
Z purlins
The flanges extend to opposite sides of the web. Where the selected section has unequal flanges, show both widths and the lap or connection details on the section drawing.
Enquire about this item02 / PRODUCT DETAILS
Selected C purlin sizes
| No. | h (mm) | b (mm) | a (mm) | t (mm) |
|---|---|---|---|---|
| 1 | 100 | 50 | 20 | 2.5 |
| 2 | 100 | 50 | 20 | 3.0 |
| 3 | 140 | 60 | 20 | 2.5 |
| 4 | 140 | 60 | 20 | 3.0 |
| 5 | 160 | 60 | 20 | 3.0 |
| 6 | 160 | 70 | 20 | 3.0 |
Steel grade: Q235B / Q355B. Include the coating type and required coating mass, with its unit and whether it is a total for both sides. Available coating options, cut lengths, holes and packing are confirmed for the order.
03 / PRODUCT DETAILS
Selected Z purlin sizes
| No. | h (mm) | b (mm) | a (mm) | t (mm) |
|---|---|---|---|---|
| 1 | 140 | 50 | 20 | 3.0 |
| 2 | 160 | 50 | 20 | 2.5 |
| 3 | 180 | 60 | 20 | 2.5 |
| 4 | 180 | 60 | 20 | 3.0 |
| 5 | 200 | 60 | 20 | 2.5 |
| 6 | 200 | 60 | 20 | 3.0 |
The listed b and a values are enquiry references; they do not establish both flange widths or the inside/outside measurement basis. Confirm those details, lip dimensions and thickness on the selected section drawing before ordering.
04 / PRODUCT DETAILS
Secondary members and matching connections
Coordinate the purlins, wall girts and connection parts as one project package. Bundles carry member identification.
Wall girts
Secondary members for wall cladding. Include the section, cut length, orientation and cleat-hole positions in the member schedule.
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Straight or diagonal tie rods for the purlin layout. Specify rod diameter, length, threaded ends and matching nuts.
Enquire about this itemFlange braces
Braces connecting the specified beam or column flange to the secondary member. Provide the brace section, length and end-hole details.
Enquire about this itemPurlin and girt cleats
Connection plates between purlins or girts and the supporting steel. Specify plate dimensions, hole positions and the connection detail.
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Bolts with the specified nuts and washers for the cleat connections. List diameter, length, grade, finish and quantities.
Enquire about this itemCold-formed SHS / RHS
Square and rectangular hollow sections can be coordinated with the purlin package as separate secondary members. Send outside dimensions, wall thickness, length, steel grade, finish and quantities for a supply check.
Enquire about this itemENQUIRY CHECKLIST
Information needed for a quote
Specifications, matching parts and document requirements are confirmed for each order.
| Item | Information to provide |
|---|---|
| Section dimensions | C or Z section; h, b, a and t in millimetres, with both flange widths and the measurement basis shown on the section drawing |
| Steel grade | Q235B / Q355B |
| Coating | Required coating type, mass, unit and single-side or both-sides measurement basis |
| Cutting & holes | Cut lengths and approved hole patterns |
| Matching accessories | Tie rods, flange braces, cleats and connection bolts |
| Marking & packing | Member identification, bundle marking and packing requirements |
Related products and accessories
View all productsSTART YOUR ENQUIRY
Send your drawings or material list.
A short description is enough for a first enquiry. Share the details you already have, then we can clarify the rest.
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- Products, model references and quantities
- Drawings, revision and technical requirements
- Material grades, finish and matching parts
- Destination, delivery batches and requested dates