| Cr + Mo + Ni = max 0.63 |
| C | Si | Mn | Ni | P | S | Cr | Mo |
| 0.17 - 0.24 | max 0.4 | 0.4 - 0.7 | max 0.4 | max 0.03 | max 0.035 | max 0.4 | max 0.1 |
| Nominal thickness (mm): | to 16 | 16 - 100 |
| Rm - Tensile strength (MPa) (+N) | 430 | 410 |
| Nominal thickness (mm): | 0.3 - 3 |
| Rm - Tensile strength (MPa) (+A) | 500 |
| Nominal thickness (mm): | 0.3 - 3 |
| Rm - Tensile strength (MPa) (+CR) | 900 |
| Nominal thickness (mm): | to 8 | 8 - 20 | 20 - 50 | 50 - 80 |
| Rm - Tensile strength (MPa) (+QT) | 500 | 470 | 440 | 420 |
| Nominal thickness (mm): | to 8 | 8 - 20 | 20 - 50 | 50 - 80 |
| ReH - Minimum yield strength (MPa) (+QT) | 340 | 290 | 270 | 260 |
| Nominal thickness(mm): | to 16 | 16 - 100 |
| Re - Upper yield strength or Rp0.2 - 0.2% proof strength (MPa) (+N) | 240 | 210 |
| Nominal thickness(mm): | 0.3 - 3 |
| Rp0.2 0.2% proof strength (MPa) (+A) | 400 |
| KV - Impact energy (J) (+QT) | +20° 40-50 |
| KV - Impact energy (J) transverse, (+QT) | +20° 27-32 |
| Nominal thickness (mm): | 0.3 - 3 |
| A - Min. elongation Lo = 80 mm (%) (+A) | 22 |
| Nominal thickness (mm): | to 8 | 8 - 20 | 20 - 50 | 50 - 80 |
| A - Min. elongation at fracture (%) longitud., (+QT) | 20 | 22 | 22 | 22 |
| Nominal thickness (mm): | to 16 | 16 - 100 |
| A - Min. elongation Lo = 5,65 √ So (%) (+N) | 24 | 25 |
| Vickers hardness ( HV): (+CR | 265 |
| Vickers hardness ( HV): (+A) | 155 |
| Brinell hardness (HB): (+A) | 156 |
| Weldability: Easily weldable. Hardenability: Extremely low hardenability, used above all for pieces of small section and when deformations due to water-quenching are allowed. |
| EU EN | USA - | Germany DIN,WNr | Japan JIS | France AFNOR | England BS | Italy UNI | Russia GOST | ||||||||
| C22E |
|
|
|
|
|
|
|
備案號(hào)：滬ICP備12025537號(hào)-4 技術(shù)支持：化工儀器網(wǎng)
在線咨詢