Rustless Z purlins for metal buildings
1.Overview:
Z purlins are rustless and lightweight construction material,which are produced by roll forming and mainly used as roof purlins, but also as secondary girders.
Z profile forms particularly aiming at the optimization of the carrying capacity values render the exceptionally favorable weight / capacity ratio of these construction elements.It can be produced in an infinite variation, ranging from the smallest to the largest possible profile type, and in different overall heights.
2.Product application:
As Roof purlins:Z purlins could be used in single or double span arrangement,which is good for heavy bay end sleeved and butted systems.The design of Z metal purlins' range could make sure flexibility,so that could be well attached to other cold rolled products and corrugated steel sheets,also steel sandwich panels.It's often used in large slope roof system.
As Side rails or Sheeting rails:Z sections could be used as side rails to attached with wall claddings or wall sandwich panels or other kinds of wall type,which simplifies the specifying and ordering process.
3.Main tools to install Z purlins:
Generally it should be equipped with a cutting machine, ordinary AC welder, welding rod, theodolite, elastic ink fountain, 5 meters tape, crane, trolley, springboard, iron brush, zinc-rich primer,etc.For more instruction about Zee steel frame installation,please feel free to contact us,we have engineer team to offer full set of information for your reference.
4.Some Z purlins installation details:
For more installation details,warmly welcome you to discuss with us,our engineer team will offer you professional advice and send you installation nodes.
5.Zee purlins size:
| Model NO. |
Size details |
Thickness(mm) |
Punching Holes |
| h |
b-1 |
b-2 |
c |
| Z140 |
140 |
55 |
55 |
20 |
1.7-3.0 |
Could be punched,as per customer's requirement |
| 140 |
53 |
57 |
20 |
1.7-3.0 |
| Z160 |
160 |
53 |
57 |
20 |
1.7-3.0 |
| 160 |
55 |
55 |
20 |
1.7-3.0 |
| Z180 |
180 |
63 |
67 |
20 |
1.7-3.0 |
| 180 |
57 |
63 |
20 |
1.7-3.0 |
| Z 200 |
200 |
57 |
63 |
20 |
1.7-3.0 |
| Z220 |
220 |
57 |
63 |
20 |
1.7-3.0 |
| 220 |
63 |
67 |
20 |
1.7-3.0 |
| Z 250 |
250 |
63 |
67 |
20 |
1.7-3.0 |
| 250 |
68 |
72 |
20 |
1.7-3.0 |
| 250 |
73 |
77 |
20 |
1.7-3.0 |
6.Container loading quantity in meters:
| Product name |
Size details |
Thickness(mm) |
Container loading QTY(Meters) |
| h |
b-1 |
b-2 |
c |
| Z shaped purlin |
140 |
55 |
55 |
20 |
1.7 |
6459.86 |
| 140 |
53 |
57 |
20 |
6459.86 |
| 160 |
53 |
57 |
20 |
6043.10 |
| 160 |
55 |
55 |
20 |
6043.10 |
| 180 |
63 |
67 |
20 |
5352.46 |
| 180 |
57 |
63 |
20 |
5509.88 |
| 200 |
57 |
63 |
20 |
5203.78 |
| 220 |
57 |
63 |
20 |
4929.90 |
| 220 |
63 |
67 |
20 |
4803.49 |
| 250 |
63 |
67 |
20 |
4460.38 |
| 250 |
68 |
72 |
20 |
4356.65 |
| 250 |
73 |
77 |
20 |
4257.64 |
| Z shaped purlin |
140 |
55 |
55 |
20 |
2.0 |
5490.89 |
| 140 |
53 |
57 |
20 |
5490.89 |
| 160 |
53 |
57 |
20 |
5136.63 |
| 160 |
55 |
55 |
20 |
5136.63 |
| 180 |
63 |
67 |
20 |
4549.59 |
| 180 |
57 |
63 |
20 |
4683.40 |
| 200 |
57 |
63 |
20 |
4423.21 |
| 220 |
57 |
63 |
20 |
4190.41 |
| 220 |
63 |
67 |
20 |
4082.97 |
| 250 |
63 |
67 |
20 |
3791.33 |
| 250 |
68 |
72 |
20 |
3703.16 |
| 250 |
73 |
77 |
20 |
3618.99 |
| Z shaped purlin |
140 |
55 |
55 |
20 |
2.5 |
4392.71 |
| 140 |
53 |
57 |
20 |
4392.71 |
| 160 |
53 |
57 |
20 |
4109.31 |
| 160 |
55 |
55 |
20 |
4109.31 |
| 180 |
63 |
67 |
20 |
3639.67 |
| 180 |
57 |
63 |
20 |
3746.72 |
| 200 |
57 |
63 |
20 |
3538.57 |
| 220 |
57 |
63 |
20 |
3352.33 |
| 220 |
63 |
67 |
20 |
3266.37 |
| 250 |
63 |
67 |
20 |
3033.06 |
| 250 |
68 |
72 |
20 |
2962.52 |
| 250 |
73 |
77 |
20 |
2895.19 |
| Z shaped purlin |
140 |
55 |
55 |
20 |
3.0 |
3660.59 |
| 140 |
53 |
57 |
20 |
3660.59 |
| 160 |
53 |
57 |
20 |
3424.42 |
| 160 |
55 |
55 |
20 |
3424.42 |
| 180 |
63 |
67 |
20 |
3033.06 |
| 180 |
57 |
63 |
20 |
3122.27 |
| 200 |
57 |
63 |
20 |
2948.81 |
| 220 |
57 |
63 |
20 |
2793.61 |
| 220 |
63 |
67 |
20 |
2721.98 |
| 250 |
63 |
67 |
20 |
2527.55 |
| 250 |
68 |
72 |
20 |
2468.77 |
| 250 |
73 |
77 |
20 |
2412.66 |
| Remark:No matter 20FT or 40FT container,all could be load max 25tons. |
7.FAQ:
1.What's the packing for metal Z purlins?
Usually it's packed in bundles with steel strips fasten on it,to make sure the product quality won't be effected by crashes.
2.If we have technical support requirement,could you do that?
We have professional engineer team here to offer full set of technical support,which is including Z purlins data sheet,installation instruction,etc.Please don't be hesitated to ask for our support for this.
3.How can we get in touch with you?
Please leave message by this product page or send us e-mail . Thank you.
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