USA SAE B 625 (2011), B 625 R20033 Specialsteel UNS N08925, UNS N08031, UNS N08932, UNS N08926, UNS N08354, and UNS R20033 Plate, Sheet, and Strip and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Type | Standard | Country | Application | 
|---|---|---|---|---|---|---|
| Steel Grades | Specialsteel | B 625 R20033 | Precipitation-Hardening | SAE | USA | UNS N08925, UNS N08031, UNS N08932, UNS N08926, UNS N08354, and UNS R20033 Plate, Sheet, and Strip | 
| C | Si | Mn | Cr | Ni | Mo | Co | W | Al | Cu | Ti | Fe | Nb | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.12 | ≤0.30 | ≤0.80 | ≤19.00 | ≤14.00 | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤remaining | ≤1.60 | 
| 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) | 
|---|---|---|---|---|---|---|
| 172 (≥) | 639 (≥) | 42 | 44 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 413 | 
| 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 | - | - | 0.24 | - | |||
| 866 | 142 | - | 42.3 | 214 | - | ||
| 793 | - | 12 | 43.2 | 234 | 444 | 
Heat treated : 1343°C - 1294°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| R-20 | |||
| 25Cr-20Ni | |||
| 25Cr-20Ni+ | |||
| 29Cr-20Ni | |||
| 25Cr-20Ni | |||
| 25Cr-20Ni | |||
| 25Cr-20Ni | |||
| 25Cr-20Ni | |||
| 25Cr-20Ni | |||
| 29Cr-20Ni | |||
| 29Cr-20Ni | |||
| 29Cr-20Ni | 
| B 625 (2011) | UNS N08925, UNS N08031, UNS N08932, UNS N08926, UNS N08354, and UNS R20033 Plate, Sheet, and Strip | B-625-(2011).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