
37Cr4 (1.7034): EN 10083-3-2006
Grade : | 37Cr4 | |||
Number: | 1.7034 | |||
Classification: | Alloy special steel | |||
Standard: |
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Equivalent grades: | Go here |
Chemical composition % of steel 37Cr4 (1.7034): EN 10083-3-2006
C | Si | Mn | P | S | Cr |
0.34 - 0.41 | max 0.4 | 0.6 - 0.9 | max 0.025 | max 0.035 | 0.9 - 1.2 |
Nominal diameter (mm): | to 16 | 16 - 40 | 40 - 100 |
Rm - Tensile strength (MPa) (+QT) | 950-1150 | 850-1000 | 750-900 |
Rm - Tensile strength (MPa) (+AC) | 590 |
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) | 750 | 630 | 510 |
KV - Impact energy (J) (+QT) | +20° 35 |
Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 100 |
A - Min. elongation Lo = 5,65 √ So (%) (+QT), round products | 11 | 13 | 14 |
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 | 40 |
Z - Reduction in cross section on fracture (%) (+AC) | 60 |
Brinell hardness (HBW): (+S) | 255 |
Brinell hardness (HBW): (+A) | 235 |
EU EN | USA - | Germany DIN,WNr | Japan JIS | France AFNOR | England BS | Italy UNI | Spain UNE | China GB | Sweden SS | Poland PN | Czechia CSN | Austria ONORM | Russia GOST | Inter ISO | ||||||||||||||||||
37Cr4 |
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