36HNM 40KHN2MA 40ChGNM9 Forged Forging Steel Round Bars Hollow Bars Rods Gear Pinion Shafts Square rectangular rectangle Blocks Discs Disks Plates Flat Hex Bars
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We are professional 36HNM 40KHN2MA 40ChGNM9 Forged Forging Steel Round Bars Hollow Bars Rods Gear Pinion Shafts Square rectangular rectangle Blocks Discs Disks Plates Flat Hex Bars from china
Chemical composition % of steel 36HNM 40KHN2MA 40ChGNM| C | Si | Mn | Ni | P | S | Cr | Mo |
| 0.32 - 0.4 | max 0.4 | 0.5 - 0.8 | 0.9 - 1.2 | max 0.035 | max 0.035 | 0.9 - 1.2 | 0.15 - 0.3 |
Mechanical properties of steel 36HNM 40KHN2MA 40ChGNM
| Nominal thickness (mm): | to 160 | 160 - 330 | 330 - 660 |
|
| Rm - Tensile strength (MPa) (+QT) | 750 | 700 | 650 |
| Nominal thickness (mm): | to 8 | 8 - 20 | 20 - 50 | 50 - 80 |
|
| Rm - Tensile strength (MPa) (+QT) | 1100 | 1000 | 900 | 800 |
| Nominal thickness (mm): | to 8 | 8 - 20 | 20 - 50 | 50 - 80 |
|
| ReH - Minimum yield strength (MPa) (+QT) | 900 | 800 | 700 | 600 |
| Nominal thickness(mm): | to 160 | 160 - 330 | 330 - 660 |
|
| Re - Upper yield strength (MPa) (+QT) | 550 | 500 | 450 |
|
| KV - Impact energy (J) longitud., (+QT) | +20°
35-45 |
|
| KV - Impact energy (J) transverse, (+QT) | +20°
25-27 |
| Nominal thickness (mm): | to 160 | 160 - 330 | 330 - 660 |
|
| A - Min. elongation at fracture (%) longitud., (+QT) | 14 | 15 | 16 |
|
| A - Min. elongation at fracture (%) transverse, (+QT) | 10-12 |
| Nominal thickness (mm): | to 8 | 8 - 20 | 20 - 50 | 50 - 80 |
|
| A - Min. elongation at fracture (%) longitud., (+QT) | 10 | 11 | 12 | 13 |
| Brinell hardness (HBW): (+A) | 241 |
