Orrcon Steel Distribution Pty Ltd stocks circular hollow sections in sizes ranging from 25.4mm OD up to 610mm OD.* Our Circular Hollow Sections are manufactured to the Australian Standard for structural steel hollow section AS/NZS 1163 and cover steel grades C250L0 and C350L0.
A variety of surface finishes are available across our range of structural tubulars. Not all finishes and grades are available in all sizes.
* Please note that some gauges & diameters within this range are sourced from pre-qualified suppliers - which may involve longer lead times. Sizes outside this range are available (subject to enquiry).
PRODUCT RANGE
| NB (mm) | OD (mm) | Nom. Thick (mm) | Length (mm) | Class AS1074 | Grade CL250L0 | Grade CL350L0 | PTD* | ALLGAL* | MAXI-TUBE* | Nom. Linear Mass (Kg/m) | Nom. m/Tonne | Lengths /Pack | Lengths /MiniPak | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.60 |
|
✓ | ✓ | ✓ | 0.87 | 1146 | 100 | 49 | ||||||
| 1.60 |
|
✓ | ✓ | ✓ | 1.12 | 890 | 100 | 49 | ||||||
| 2.00 |
|
✓ | ✓ | ✓ | 1.36 | 733 | 100 | 49 | ||||||
| 2.50 |
|
✓ | ✓ | ✓ | 1.64 | 610 | 100 | 49 | ||||||
| 3.00 |
|
✓ | ✓ | ✓ | 1.89 | 529 | 100 | 49 | ||||||
| 25.40 | 2.00 |
|
XL | ✓ | ◆ | ✓ | ✓ | 1.15 | 866 | 91 | 0 | |||
| 20 | 26.90 | 2.60 |
|
M | ✓ | ◆ | ✓ | ✓ | 1.56 | 642 | 127 | 61 | ||
| 25 | 33.70 | 2.00 |
|
XL | ✓ | ◆ | ✓ | ✓ | ✓ | 1.56 | 640 | 91 | 37 | |
| 25 | 33.70 | 2.60 |
|
L | ✓ | ◆ | ✓ | ✓ | 1.99 | 501 | 91 | 37 | ||
| 25 | 33.70 | 3.20 |
|
M | ✓ | ◆ | ✓ | ✓ | ✓ | 2.41 | 415 | 91 | 37 | |
| 25 | 33.70 | 4.00 |
|
H | ✓ | ◆ | ✓ | ✓ | ✓ | 2.93 | 341 | 91 | 37 | |
| 32 | 42.40 | 2.00 |
|
XL | ✓ | ◆ | ✓ | ✓ | ✓ | 1.99 | 502 | 61 | 37 | |
| 32 | 42.40 | 2.60 |
|
L | ✓ | ◆ | ✓ | 2.55 | 392 | 61 | 37 | |||
| 32 | 42.40 | 3.20 |
|
M | ✓ | ◆ | ✓ | ✓ | ✓ | 3.09 | 323 | 61 | 37 | |
| 32 | 42.40 | 4.00 |
|
H | ✓ | ◆ | ✓ | ✓ | 3.79 | 264 | 61 | 37 | ||
| 40 | 48.30 | 2.30 |
|
XL | ✓ | ◆ | ✓ | ✓ | 2.61 | 383 | 61 | 37 | ||
| 40 | 48.30 | 2.90 |
|
L | ✓ | ◆ | ✓ | ✓ | ✓ | 3.25 | 308 | 61 | 37 | |
| 40 | 48.30 | 3.20 |
|
M | ✓ | ◆ | ✓ | ✓ | ✓ | 3.56 | 281 | 61 | 37 | |
| 40 | 48.30 | 4.00 |
|
H | ✓ | ◆ | ✓ | ✓ | ✓ | 4.37 | 229 | 61 | 37 | |
| 50 | 60.30 | 2.30 |
|
XL | ✓ | ◆ | ✓ | ✓ | 3.29 | 304 | 37 | 19 | ||
| 50 | 60.30 | 2.90 |
|
L | ✓ | ◆ | ✓ | ✓ | ✓ | 4.11 | 244 | 37 | 19 | |
| 50 | 60.30 | 3.60 |
|
M | ✓ | ◆ | ✓ | ✓ | ✓ | 5.03 | 199 | 37 | 19 | |
| 50 | 60.30 | 4.50 |
|
H | ✓ | ◆ | ✓ | ✓ | ✓ | 6.19 | 161 | 37 | 19 | |
| 65 | 76.10 | 2.30 |
|
XL | ✓ | ◆ | ✓ | ✓ | 4.19 | 239 | 37 | 19 | ||
| 65 | 76.10 | 3.20 |
|
L | ✓ | ◆ | ✓ | ✓ | ✓ | 5.75 | 174 | 37 | 19 | |
| 65 | 76.10 | 3.60 |
|
M | ✓ | ◆ | ✓ | ✓ | ✓ | 6.44 | 155 | 37 | 19 | |
| 65 | 76.10 | 4.50 |
|
H | ✓ | ◆ | ✓ | ✓ | 7.95 | 126 | 37 | 19 | ||
| 80 | 88.90 | 2.60 |
|
XL | ✓ | ◆ | ✓ | 5.53 | 181 | 19 | 10 | |||
| 80 | 88.90 | 3.20 |
|
L | ✓ | ◆ | ✓ | ✓ | ✓ | 6.76 | 148 | 19 | 10 | |
| 80 | 88.90 | 4.00 |
|
M | ✓ | ◆ | ✓ | ✓ | ✓ | 8.38 | 119 | 19 | 10 | |
| 80 | 88.90 | 5.00 |
|
H | ✓ | ◆ | ✓ | ✓ | ✓ | 10.35 | 97 | 19 | 10 | |
| 90 | 101.60 | 2.60 |
|
H | ✓ | ◆ | ✓ | ✓ | 6.35 | 158 | 19 | 10 | ||
| 90 | 101.60 | 3.20 |
|
L | ✓ | ◆ | ✓ | ✓ | ✓ | 7.77 | 129 | 19 | 10 | |
| 90 | 101.60 | 4.00 |
|
M | ✓ | ◆ | ✓ | ✓ | 9.63 | 104 | 19 | 10 | ||
| 90 | 101.60 | 5.00 |
|
H | ✓ | ◆ | ✓ | ✓ | 11.91 | 84 | 19 | 10 | ||
| 100 | 114.30 | 3.20 |
|
XL | ✓ | ◆ | ✓ | ✓ | ✓ | 8.77 | 114 | 19 | 10 | |
| 100 | 114.30 | 3.60 |
|
L | ✓ | ◆ | ✓ | ✓ | ✓ | 9.83 | 102 | 19 | 10 | |
| 100 | 114.30 | 4.50 |
|
M | ✓ | ◆ | ✓ | ✓ | ✓ | 12.19 | 82 | 19 | 10 | |
| 100 | 114.30 | 5.40 |
|
H | ✓ | ◆ | ✓ | 14.50 | 69 | 19 | 10 | |||
| 125 | 139.70 | 3.00 |
|
XL | ✓ | ◆ | ✓ | ✓ | 10.11 | 99 | 13 | 7 | ||
| 125 | 139.70 | 3.50 |
|
L | ✓ | ◆ | ✓ | ✓ | ✓ | 11.76 | 85 | 13 | 7 | |
| 125 | 139.70 | 5.00 |
|
M | ✓ | ◆ | ✓ | ✓ | ✓ | 16.61 | 60 | 13 | 7 | |
| 125 | 139.70 | 5.40 |
|
H | ✓ | ◆ | ✓ | 17.89 | 56 | 13 | 7 | |||
| 150 | 165.10 | 3.00 |
|
XL | ✓ | ◆ | ✓ | ✓ | ✓ | 11.99 | 83 | 10 | 7 | |
| 150 | 165.10 | 3.50 |
|
L | ✓ | ◆ | ✓ | ✓ | ✓ | 13.95 | 72 | 10 | 7 | |
| 150 | 165.10 | 5.00 |
|
M | ✓ | ◆ | ✓ | ✓ | ✓ | 19.74 | 51 | 10 | 7 | |
| 150 | 165.10 | 5.40 |
|
H | ✓ | ◆ | ✓ | 21.27 | 47 | 10 | 7 |
Notes
- [◆] Denotes tensile strength exceeds AS 1074 specification.
- Non standard sizes, surface finishes and lengths available subject to enquiry. Minimum order quantities (MOQ’s) apply.
- NOPC & OILED available subject to enquiry.
- Pipe to be used for low pressure water/gas reticulation is manufactured to meet AS 1074.
- Please contact your local Orrcon Steel / Metalcorp branch for MAXI-TUBE® products.
COATINGS & FINISHES
CIRCULAR HOLLOW SECTION INFO
Structural Steel Info
| Standard | Grade* | Yield Strength | Tensile Strength | CHS | RHS & SHS | ||||
| MPa (min) | MPa (min) | <15 | 15-30 | >30 | <15 | 15-30 | >30 | ||
|---|---|---|---|---|---|---|---|---|---|
| AS1163 | C250/C250L0 | 250 | 320 | 18 | 20 | 22 | 14 | 16 | 18 |
| C350/C350L0 | 350 | 430 | 16 | 18 | 20 | 12 | 14 | 16 | |
| C450/C450L0 | 450 | 500 | 12 | 14 | 16 | 10 | 12 | 14 | |
| Characteristic | Pipe (CHS) | Rectangular & Square (RHS / SHS) | |
|---|---|---|---|
| External dimensions (d, b, d0) | ±1% with minimum of ±0.5mm& maximum ±10% | ±1% with minimum of ±0.5mm | |
| Thickness (t) | d≤406.4mm | ±10% | ±10% |
| d>406.4mm | ±10% with max of ±2mm | ||
| All Sections has a mass not less than 96% of specified nominal mass | |||
| Characteristic | All Sections | |
|---|---|---|
| Corner Radius ≤50x50mm equivalent perimeter | 1.5t to 3t | |
| Corner Radius >50x50mm equivalent perimeter | 1.8t to 3t | |
| Twist (v) | ≤2mm ±0.5mm/m length | |
| Concavity / Convexity | Max 0.8% or 0.5mm, whichever is greater | |
| Squareness | 90 ± 1° | |
| Pipe (CHS) | Rectangle & Square (RHS/SHS) | |
| Straightness | 0.20% of total length | 0.15% of total length0.15% of total length |
