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GB Cr2 Details
Cr2 Measuring tool cutting tool steel
GB Cr2 Standard Download
Cr2 Datasheet
GB Cr2| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Tool Die Steels | Cr2 | China - GB , GB/T 1229-2000 - Alloy tool steel |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.95 | 1.10 | ||
| Si | - | 0.40 | ||
| Mn | - | 0.40 | ||
| Cr | 1.30 | 1.65 |
| 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) |
|---|---|---|---|---|---|---|
| 236 (≥) | 711 (≥) | 22 | 21 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 413 |
| 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 |
|---|---|---|---|---|---|---|---|
| 414 (≥) | 523 (≥) | 33 | 31 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 221 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 861 | 429 | 836 |
| 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 |
|---|---|---|---|
| 0Cr23Ni13 | GB | China | Corrosion resistance and heat resistance are better than 0cr19ni9 |
| 0Cr25Ni20 | GB | China | Oxidation resistance is better than 0cr23ni13. Mostly used as heat resistant steel |
| 1Cr21Ni5Ti | GB | China | Cold rolled stainless steel sheets and plates |
| 0Cr26Ni5Mo2 | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 00Cr27Mo | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 5Cr21Mn9Ni4N | GB | China | Heat-resisting steel bars |
| 2Cr21Ni12N | GB | China | Heat-resisting steel bars |
| 2Cr23Ni13 | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 2Cr25Ni20 | GB | China | Seamless stainless steel tubes for boiler and heat exchanger |
| 2Cr20Mn9Ni2Si2N | GB | China | Heat-resisting steel bars |
| 1Cr20Ni14Si2 | GB | China | Heat-resisting steel sheets and plates |
| 1Cr25Ni20Si2 | GB | China | Heat-resisting steel sheets and plates |
| 2Cr25N | GB | China | Heat-resisting steel sheets and plates |
| 8Cr20Si2Ni | GB | China | Heat-resisting steel bars |
| NiCr20Ti | B.S. | UK | Heat resisting steels and nickel alloys |
| 2.4951 | B.S. | UK | Heat resisting steels and nickel alloys |
| NiCr22Mo9Nb | B.S. | UK | Heat resisting steels and nickel alloys |
| 2.4856 | B.S. | UK | Heat resisting steels and nickel alloys |
| NiCr23Fe | B.S. | UK | Heat resisting steels and nickel alloys |
| 2.4851 | B.S. | UK | Heat resisting steels and nickel alloys |
