39NCD3 40NCD3 817M37 Forged Forging steel Rings Rolled Rings Forging Sleeves Bushes Bushing Pipes Piping tubes tubings barrels Casing Cases Shells cylinders hubs housings Parts Pieces Material Product
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Chemical composition % of steel 39NCD3 40NCD3 817M37C | 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 39NCD3 40NCD3 817M37
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 |
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Rm - Tensile strength (MPa) (+QT) | 1100 | 1000 | 900 | 800 |
Nominal thickness (mm): | to 8 | 8 - 20 | 20 - 50 | 50 - 80 |
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ReH - Minimum yield strength (MPa) (+QT) | 900 | 800 | 700 | 600 |
Nominal thickness(mm): | to 160 | 160 - 330 | 330 - 660 |
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Re - Upper yield strength (MPa) (+QT) | 550 | 500 | 450 |
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KV - Impact energy (J) longitud., (+QT) | +20° 35-45 |
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KV - Impact energy (J) transverse, (+QT) | +20° 25-27 |
Nominal thickness (mm): | to 160 | 160 - 330 | 330 - 660 |
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A - Min. elongation at fracture (%) longitud., (+QT) | 14 | 15 | 16 |
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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 |