1.[ C40 Ck40 S40C 1.0511 1038 1040 Plate& Coil& Sheet]
Introdution : Standard: | EN 10277-2: 2008 Bright steel products. Technical delivery conditions. Steels for general engineering purposes | EN 10083-2: 2006 Steels for quenching and tempering. Technical delivery conditions for non alloy steels | EN 10250-2: 2000 Open steel die forgings for general engineering purposes. Non-alloy quality and special steels |
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Equivalent grades of steel C45 (1.0503)Warning! Only for reference
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 |
C45 | | | | | | | | | | | | | | |
Properties of steel C45 (1.0503)Weldability: Due to the medium-high carbon content it can be welded with some precautions. Hardenability: It has a low hardenability in water or oil; fit for surface hardening that gives this steel grade a high hardness of the hardened shell. |
2.[ C40 Ck40 S40C 1.0511 1038 1040 Plate& Coil& Sheet] Surface:
mill finish (not polished)
brushed
mirror
embossed
oxidized
cold-rolled
hot-rolled
3.[ C40 Ck40 S40C 1.0511 1038 1040 Plate& Coil& Sheet]
Chemistry:
Chemical composition % of steel C45 (1.0503): EN 10277-2-2008
C | Si | Mn | Ni | P | S | Cr | Mo |
0.43 - 0.5 | max 0.4 | 0.5 - 0.8 | max 0.4 | max 0.045 | max 0.045 | max 0.4 | max 0.1 |
Mechanical properties of steel C45 (1.0503)
Nominal thickness (mm): | to 16 | 16 - 100 | 100 - 250 | 250 - 500 | 500 - 1000 |
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Rm - Tensile strength (MPa) (+N) | 620 | 580 | 560 | 540 | 530 |
Nominal thickness (mm): | 5 - 10 | 10 - 16 | 16 - 40 | 40 - 63 | 63 - 100 |
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Rm - Tensile strength (MPa) (+C) | 750-1050 | 710-1030 | 650-1000 | 630-900 | 580-850 |
Nominal thickness(mm): | to 100 | 100 - 250 | 250 - 500 | 500 - 1000 |
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Re - Upper yield strength (MPa) (+N) | 305 | 275 | 240 | 230 |
Nominal thickness(mm): | 5 - 10 | 10 - 16 | 16 - 40 | 40 - 63 | 63 - 100 |
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Rp0.2 0.2% proof strength (MPa) (+C) | 565 | 500 | 410 | 360 | 310 |
Nominal thickness (mm): | 5 - 10 | 10 - 16 | 16 - 40 | 40 - 63 | 63 - 100 |
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A - Min. elongation at fracture (%) (+C) | 5 | 6 | 7 | 8 | 8 |
Nominal thickness (mm): | to 16 | 16 - 100 | 100 - 250 |
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A - Min. elongation Lo = 5,65 √ So (%) (+N) | 14 | 16 | 16 |
Brinell hardness (HBW): (+S) | 255 |
Brinell hardness (HBW): (+A) | 207 |
Brinell hardness (HBW): (+SH) | 172 - 242 |
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