34Cr4
Sources: this site Click: Date: 2016-1-8 2:1:6
| Grade : | 34Cr4 |
| Number: | 1.7033 |
| Classification: | Alloy special steel |
| Standard: | | EN 10083-3: 2006 Steels for quenching and tempering. Technical delivery conditions for alloy steels | | EN 10263-4: 2001 Steel rod, bars and wire for cold heading and cold extrusion. Technical delivery conditions for steels for quenching and tempering | | EN 10250-3: 2000 Open steel die forgings for general engineering purposes. Alloy special steels |
|
Chemical composition % of grade 34Cr4 (1.7033): EN 10083-3-2006| C | Si | Mn | P | S | Cr |
| 0.3 - 0.37 | max 0.4 | 0.6 - 0.9 | max 0.025 | max 0.035 | 0.9 - 1.2 |
Mechanical properties of grade 34Cr4 (1.7033)
| Nominal diameter (mm): | to 16 | 16 - 40 | 40 - 100 |
|
| Rm - Tensile strength (MPa) (+QT) | 900-1100 | 800-950 | 700-850 |
|
| Rm - Tensile strength (MPa) (+AC) | 580 |
| Nominal diameter(mm): or for flat products thickness: to 8; 8-20; 20-60; | to 16 | 16 - 40 | 40 - 100 |
|
Re - Upper yield strength or
Rp0.2 - 0.2% proof strength (MPa) (+QT) | 700 | 590 | 460 |
|
| KV - Impact energy (J) (+QT) | +20°
40 |
| Nominal diameter (mm): or for flat products thickness: to 8; 8-20; 20-60; | to 16 | 16 - 40 | 40 - 100 |
|
| A - Min. elongation Lo = 5,65 √ So (%) (+QT) | 12 | 14 | 15 |
| Nominal diameter (mm): or for flat products thickness: to 8; 8-20; 20-60; | to 16 | 16 - 40 | 40 - 100 |
|
| Z - Reduction in cross section on fracture (%) (+QT) | 35 | 40 | 45 |
|
| Z - Reduction in cross section on fracture (%) (+AC) | 62 |
| Brinell hardness (HBW): (+S) | 255 |
| Brinell hardness (HBW): (+A) | 223 |
Equivalent grades of grade 34Cr4 (1.7033)Warning! Only for referenceGermany
DIN,WNr | Japan
JIS | France
AFNOR | England
BS | Italy
UNI | Russia
GOST | Inter
ISO |
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