Z-section dimensions and properties 8 The section reference of a Z-section 232mm deep and 1.8mm thick would be 232 Z 18. The first 3 digits of the section reference indicate the depth of the section in millimetres (ie 232 equals 232mm deep). The fourth digit is a letter that signifies the profile type (ie Z for Z-section).

Our Z-Purlins are the secondary structural members used to support the roof sheeting / wall cladding. Section Properties. Section Weight.

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Zed Purlin Section Properties. Section Depth Thickness. Top Bottom. Top Bottom Wt/m Allowable Loads (kN/M2) for Varying Purlin Centres (mm).

1. Standard Secondary Framing consists of Cold Formed “Z” shaped roof purlins and wall girts. “C” shaped wall girts may be used for framed openings and other special applications. 2. “Z”

Zed Section Properties. Section Dimensions and Properties - Metric. P121-16. Section Depth Thick- Top Bottom Top Bottom Wt/m. Flange Flange Lip Lip.

Our Z-Purlins are characterized by: Having a high strength to weight ratio eing economical; eing usable for large spans upto 11.0m; eing quickly installed eing mostly custom made. esides Z

TABLE 5 Z Sections - Full Section Properties. ACCESSORIES. A full range of accessories is available from Steeline. Accessories such as bridging, purlins 

Step 1: Calculation of Z section wn and wt loads Imperial Metric wn dl = dl cos(a) × spacing 74.2 lb./ft. 1.09 kN/m 2wn sl = sl [cos(a)] × spacing 174.3 lb./ft. 2.57 kN/m wn wd = wd × spacing 44.8 lb./ft. 0.66 kN/m wn wu = wu × spacing −89.6 lb./ft. −1.32 kN/m

Properties Section type: Z­sections Height: 100, 120, 150, 200, 250, 300, 350 mm Thickness: 1.0-3.0 mm Minimum length 1600 mm Maximum length 18500 mm Material: Hot galvanised steel sheet Lightweight purlins Z - cross­section geometries Z Purlin Type of purlin Thickness strip width Height Width of wide f lange

z" purlin and girt section properties 4" x 2.5" 6" x 2.5" "h" "w" 0.75" typ. x y r = 0.25" typ. 0.098" 4.2387 1.2467 7.0351 2.3450 2.3755 2.0806 0.6987 1.2919 0.059" 2.8600 0.8412 8.0884 2.0221 3.1009 1.2370 0.4123 1.2127