International ISO ISO 15510 (2010), ISO 16143-2 (2004), ISO 16143-3 (2005), ISO 9328-7 (2011), ISO/TS 15510 (2003), ISO A4 Specialsteel Stainless steels - Chemical composition and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | ISO A4 | Austenite | ISO | International | Stainless steels - Chemical composition | 
| C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu | 
|---|---|---|---|---|---|---|---|---|---|
| ≤0.02 | ≤0.75 | ≤2.00 | ≤0.035 | ≤0.015 | 19.00 -20.00 | 23.50 -26.00 | 4.00 -5.00 | ≤0.15 | 1.20 -2.00 | 
| Yield Rp0.2 (MPa) | Tensile Rm (MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) | 
|---|---|---|---|---|---|---|
| 282 (≥) | 837 (≥) | 24 | 32 | 24 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 443 | 
| Temperature (°C) | Modulus of elasticity (GPa) | Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) | Specific thermal capacity (J/kg·°C) | Specific electrical resistivity (Ω mm²/m) | Density (kg/dm³) | Poisson’s coefficient, ν | 
|---|---|---|---|---|---|---|---|
| 14 | - | - | 0.44 | - | |||
| 228 | 615 | - | 44.3 | 143 | - | ||
| 645 | - | 11 | 11.2 | 331 | 334 | 
Heat treated : 1345°C - 1183°C
| ISO 15510 (2010) | Stainless steels -- Chemical composition | ISO-15510-(2010).pdf | 
| ISO 16143-2 (2004) | Stainless steels for general purposes -- Part 2: Semi-finished products, bars, rods and sections | ISO-16143-2-(2004).pdf | 
| ISO 16143-3 (2005) | Stainless steels for general purposes -- Part 3: Wire | ISO-16143-3-(2005).pdf | 
| ISO 9328-7 (2011) | Steel flat products for pressure purposes - Technical delivery conditions - Part 7: Stainless steels | ISO-9328-7-(2011).pdf | 
| ISO/TS 15510 (2003) | Stainless steels - Chemical composition | ISO-TS-15510-(2003).pdf | 
Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...
Rfq.: sales@longhaisteel.com