ASTM 20CrEnquiry|Print this page
| Category | Type | Steel grade | Standard | Country |
|---|---|---|---|---|
| Grades | Special Alloy | 20Cr | ASTM | USA |
Chemical composition%of the ladle analysis of grade20Cr
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) |
|---|---|---|---|---|---|---|
| Max 0.30 | Max 1.50 | Max 1.00 | Max 0.040 | Max 0.040 | 18.0-21.0 | Max 2.0 |
| 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) |
|---|---|---|---|---|---|---|
| 587(≥) | 694(≥) | 13 | 11 | 41 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 312 |
| 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 |
|---|---|---|---|---|---|---|---|
| 244(≥) | 117(≥) | 21 | 41 | 22 | Solution and Aging,Annealing,Ausaging,Q+T,etc | 313 | |
| Temp. °C/°F | Creep strain limit (10000h) (Rp1,0)N/mm2 | Creep rupture strength (10000h) (Rp1,0)N/mm2 | |||||
| 688 | 453 | 662 |
| 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 |
|---|---|---|---|
| X20Cr13 | ASTM | USA | Stainless steels - Technical delivery conditions for cold rolled strips and slit coils strip and sheets cut from such strips for pressure purposes |
| 1.4021 | ASTM | USA | Stainless steels - Technical delivery conditions for cold rolled strips and slit coils strip and sheets cut from such strips for pressure purposes |
| X20CrMo13 | ASTM | USA | Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments |
| 1.4120 | ASTM | USA | Rolled, Wrought or Cast Stainless Steel Products for Medical Instruments |
| X20Cr13 | ASTM | USA | Open die steel forgings for general engineering purposes - Part 4: Stainless steels |
| 1.4021 | ASTM | USA | Open die steel forgings for general engineering purposes - Part 4: Stainless steels |
| X20Cr13 | ASTM | USA | Open die steel forgings for general engineering purposes - Part 4: Stainless steels |
| 1.4021 | ASTM | USA | Open die steel forgings for general engineering purposes - Part 4: Stainless steels |
| 20CrMnVTiB4-10 | ASTM | USA | Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties |
| X20Cr13 | ASTM | USA | Stainless steels - Chemical composition |
| X20CrMoNiNbV11-1 | ASTM | USA | Wrought steels for use at elevated temperatures in engines |
| X12CrNiMoV12-3 | ASTM | USA | Wrought steels for use at elevated temperatures in engines |
| X220CrVMo12-2 | ASTM | USA | High alloyed CrVMo steel |
