Specifying Durinox Stainless Steel Rebar
Typical Applications — Buildings
- Balcony nosing
- Sea facing frontages
- Abattoir floors
- Prefabricated concrete structures
- Monumental restoration
- Fire resisting walls
- Buildings requiring non-magnetic reinforcing, such as hospitals, banks, airports and meteorological stations
Stainless Steel Rebar Images
Examples of custom-formed shapes produced on Durinox’s dedicated stainless processing equipment.
Typical Applications — Civil Engineering
- Bridges
- Tunnels
- Wharfs
- Piers
- Dams
- Sea walls
- Cliff anchor bars
- Embankments
- Footpaths
- Drains
- Effluent treatment plants
- Structures or civil works required to withstand extreme cold
- Seismic resistant constructions
- Airport runways
- Harbour installations
Welding
Durinox stainless steel reinforcing bar, both austenitic and duplex types, are readily welded. All standard electric welding processes can be used, including friction, flash butt, resistance, MIG (flux cored or solid wire) and manual metal arc welding.
Durinox Reinforcing Bar Stocking Program, Dimensions and Weights
| Nominal Dia. (mm) | Cross Section Area (mm²) | Mass (kg/m) |
|---|---|---|
| 6 | 28.3 | 0.226 |
| 8 | 50.3 | 0.425 |
| 10 | 78.5 | 0.632 |
| 12 | 113.1 | 0.910 |
| 16 | 201.1 | 1.618 |
| 20 | 314.2 | 2.528 |
| 25 | 490.9 | 3.870 |
| 32 | 804.2 | 6.471 |
| 40 | 1256.6 | 10.100 |
Red text = coil stock (no scrap produced). Black = bar stock, usually 11.7m lengths.
316 grade (Austenitic) — 6/8/10/12/16mm. 2304 grade (Duplex) — 12/16/20/25/32/40mm. 2205 grade (Duplex) — 20/25/32/40mm. LDX2101® grade (Duplex) — newly stocked grade, contact us for more info.
Other sizes in different grades can be ordered especially for your project, however are subject to minimum order quantities and longer lead times.
Durinox processing equipment is the only dedicated stainless steel reinforcing bar bending and forming equipment in Australia and New Zealand.
Reinforcing Bar Grade Selection
Stainless Grade Compositions
| Durinox Grade | European Designation | Type | C % Max. | Cr % | Ni % | Mo % | N % | PRE* |
|---|---|---|---|---|---|---|---|---|
| 304 | 1.4301 | Austenitic | 0.08 | 18 | 8.5 | – | – | 18 |
| 316 | 1.4436 | Austenitic | 0.08 | 17 | 10.5 | 2.6 | – | 24 |
| LDX2101® | 1.4162 | Duplex | 0.03 | 21.5 | 1.5 | 0.3 | 0.22 | 26 |
| 2304 | 1.4362 | Duplex | 0.03 | 23 | 4 | 0.3 | – | 24 |
| 2205 | 1.4462 | Duplex | 0.03 | 22 | 5 | 3 | 0.15 | 34 |
Note: Compositions are typical values except where noted. * PRE = % Cr + (3.3 × % Mo) + (16 × % N)
Physical and Mechanical Properties
| Measurement | Unit | Austenitic | Duplex |
|---|---|---|---|
| Density | kg/m³ | 7900 | 7800 |
| Elastic Modulus | MPa | 200,000 | 200,000 |
| Thermal Conductivity | W/m°C at 20°C | 15.3 | 15 |
| Thermal Expansion Coefficient (20°C–200°C) | 10-6cm/cm/°C | 16.5 | 13.5 |
Note: These values are typical. Each individual grade has properties that can vary slightly.
Minimum Yield Strength
| Durinox Grade | European Designation | Cold Ribbed | Hot Ribbed |
|---|---|---|---|
| 304 | 1.4301 | 500 | 235 |
| 316 | 1.4436 | 500 | 235 |
| LDX2101®* | 1.4162 | 530 | 450 |
| 2205 | 1.4462 | 650 | 600 |
| 2304 | 1.4362 | 650 | 600 |
Highlighted = Durinox stock range. * LDX2101® is a trade mark of Outokumpu.