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AS/NZS 1163 “Cold-formed structural steel hollow sections”
AS/NZS 1163 “Cold-formed structural steel hollow sections”
| Characteristics | Tolerances | ||||||
| External dimensions | 1%, with minimum of 0.5mm | ||||||
| Thickness (t) | 10% | ||||||
| Concavity / Convexity | Max. 0.8% or 0.5mm, whichever is greater | ||||||
| Squareness of sides | 90 1 | ||||||
| External corner profile | (Equivalent to 50×50 or less) | 1.5t to 3.0t | |||||
| (Equivalent to greater than 50×50) | 1.8t to 3.0t | ||||||
| Twist | 2mm+0.5mm/m in length | ||||||
| Straightness | 0.15% of total length | ||||||
| Mass per unit length | Not less than 0.96 times the specified mass on individual lengths | ||||||
| Length | Mill (or ‘unspecified’) length | 0, +100mm | |||||
| Precision length | |||||||
| L 6,000mm | 0, +5mm | ||||||
| 6,000mm L 10,000mm | 0, +15mm | ||||||
| 10,000mm L | 0, +5mm+1mm/m | ||||||
About our company
1.We offer galvanized steel pipes with high quality in various grades.The stainless steel pipes cover welded steel pipes and seamless steel pipes.The shapes can be divided into galvanized steel round pipe and galvanized steel square pipe.They are mainly used in industry,medical,machinery,decoration and etc.
2.We always follow the principle of customer first. We are committed to everything from the customer’s practical application needs. In actual purchase activities, according to the special requirements of different customers, our raw materials can be customized in order to apply to the specific application purposes in life. For example:
scaffolding pipe: 48.3 * 3.2; 48.3 * 4.0
EMT conduit/ steel conduit pipe: 17.93 *1.07
zinc coating: 40g, 60g, 80g, …200g
physical & chemical properties of materials: Q195, Q235, Q345, C350, C250, S235jr, S235gt and etc.
3.We have a series of practically complete pipe specifications for your choice. And in view of some special specifications, it is available for any customization. For instance:
Australia: 76 *38; 65*65;
USA: (UL) 17.93, 23.42, 29.54, and etc.
India: 75 *25, 38 *25;
Middle East: 125 *125, 150 *75.
Following the current diversified consumption trend in the steel market, we always adhere to the dedication to meet the customized needs of different customers from different regions in the world. It is believed that you can always find your desired products here.
Tel: +86 18202256900 Email: steel@fwssteel.com
