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B.S. 2HR2 Details
B.S. 2HR2 Standard Download
| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Stainless Steels | 2HR2 | UK - B.S. , BS 1449-1-1.2 - Steel plate, sheet and strip. Carbon and carbon-manganese plate, sheet and strip. Specification for hot rolled steel plate, sheet and wide strip based on formability |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.13 | ||
| Si | - | 1.00 | ||
| Mn | - | 1.00 | ||
| P | - | - | ||
| S | - | 0.015 | ||
| Cr | 18.00 | 21.00 | ||
| Ni | - | remaining | ||
| Mo | - | - | ||
| Co | 15.00 | 21.00 | ||
| Ti | 2.00 | 3.00 | ||
| Fe | - | 1.50 | ||
| Al | 1.00 | 2.00 | ||
| Cu | - | 0.20 | ||
| B | - | 0.020 | ||
| Bi | - | 0.0001 | ||
| Pb | - | 0.002 | ||
| Ag | - | 0.0005 | ||
| Zr | - | 0.15 |
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 559 (≥) | 515 (≥) | 23 | 31 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 212 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 477 (≥) | 299 (≥) | 43 | 21 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 233 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 866 | 428 | 591 |
| Product type | Products | Dimension | Processes | Deliver Status |
|---|---|---|---|---|
| Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast | Black, Rough Turning, Shot Blasting, |
| Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded | Annealed, Solution and Aging, Q+T, ACID-WASHED |
| Grade | Standard | Country | Application |
|---|---|---|---|
| 2HR2 | B.S. | UK | Steel plate, sheet and strip. Carbon and carbon-manganese plate, sheet and strip. Specification for hot rolled steel plate, sheet and wide strip based on formability |
| 2HR201 | B.S. | UK | Specification for nickel-chromium- titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 2.2, Al 1.4) |
| 2HR202 | B.S. | UK | Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5) |