China CNS SUH309 Specialsteel CNS standard heat resistant steel plate of the steel grade and chemical composition and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | SUH309 | Austenite | CNS | China | CNS standard heat resistant steel plate of the steel grade and chemical composition | 
| C | Si | Mn | P | S | Cr | Ni | Mo | 
|---|---|---|---|---|---|---|---|
| ≤0.20 | ≤1.00 | ≤2.00 | ≤0.040 | ≤0.030 | 22.00 -24.00 | 12.00 -15.00 | ≤ ≥ | 
| 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) | 
|---|---|---|---|---|---|---|
| 768 (≥) | 349 (≥) | 31 | 24 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 11 | - | - | 0.13 | - | |||
| 543 | 179 | - | 31.3 | 432 | - | ||
| 997 | - | 44 | 21.2 | 144 | 311 | 
Heat treated : 1954°C - 1752°C
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