International ISO ISO 15510 (2010), ISO 4955 (2005), ISO 16143-3 (2005), ISO H7 Specialsteel Heat-resistant steels and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | ISO H7 | Ferrite | ISO | International | Heat-resistant steels |
C | Si | Mn | P | S | Cr | Ni | N |
---|---|---|---|---|---|---|---|
≤0.20 | ≤1.00 | ≤1.00 | ≤0.040 | ≤0.030 | 24.00 -28.00 | ≤1.00 | 0.15 -0.25 |
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) |
---|---|---|---|---|---|---|
543 (≥) | 676 (≥) | 24 | 41 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 |
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 |
---|---|---|---|---|---|---|---|
21 | - | - | 0.33 | - | |||
449 | 477 | - | 41.3 | 421 | - | ||
162 | - | 43 | 14.2 | 443 | 433 |
Heat treated : 1471°C - 1277°C
ISO 15510 (2010) | Stainless steels -- Chemical composition | ISO-15510-(2010).pdf |
ISO 4955 (2005) | Heat-resistant steels | ISO-4955-(2005).pdf |
ISO 16143-3 (2005) | Stainless steels for general purposes -- Part 3: Wire | ISO-16143-3-(2005).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