C50E(1.1206)/1050 /Ck50 /S50C/XC50/080M50 CS50/C50/C45k/1674/50/C50E4

C50E

Application Information

Not weldable. It can be welded only with particular precautions. It has a bad machinability. 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.


Public Id

C50E - 1.1206

Grade (EU) C50E
Number 1.1206
USA 1050
Germany, DIN Ck50
Japan, JIS S50C
France, ANFOR XC50
England, BS 080M50 CS50
Italy, UNI C50
Spain, UNE C45k
Sweden, SS 1674
Russia, GOST 50
Inter, ISO C50E4

Standards

C50E - 1.1206

EN 10277-5: 2008
EN 10083-2: 2006
EN 10132-3: 2000

Chemical Composition

C50E - 1.1206

C 0.47 - 0.55
Si max 0.40
Mn 0.60 - 0.90
Ni max 0.40
P max 0.030
S max 0.035
Cr max 0.40
Mo max 0.10

Mechanical Properties

C50E - 1.1206

Nominal thickness to 16 16 - 100 100 - 250
Rm - Tensile strength (MPa) (+N) 650 610 590
Nominal thickness 0.3 - 3
Rm - Tensile strength (MPa) (+A) 580
Nominal thickness 0.3 - 3
Rm - Tensile strength (MPa) (+CR) 1050
Nominal thickness 0.3 - 3
Rm - Tensile strength (MPa) (+QT) 1050 - 1650
Nominal thickness 5 - 10 10 - 16 16 - 40 40 - 63
Rm - Tensile strength (MPa) (+C) 770 - 1100 730 - 1080 690 - 1050 650 - 1030

C50E - 1.1206

Nominal thickness (mm) to 16 16 - 100 100 - 250
Re - Upper yield strength or
Rp0.2 - 0.2% proof strength (MPa) (+N)
355 320 290
Nominal thickness (mm) 0.3 - 3
Rp0.2 0.2% proof strength (MPa) (+A) 465
Nominal thickness (mm) 5 - 10 16 - 100 16 - 400 40 - 63
Rp0.2 - 0.2% proof strength (MPa) (+C) 590 520 440 390

C50E - 1.1206

Nominal thickness (mm): 0,3 - 3
A - Min. elongation Lo = 80 mm (%) (+A) 17
Nominal thickness (mm) 5 - 10 10 - 16 16 - 40 40 - 63
A - Min. elongation at fracture (%) (+C) 5 6 7 8

C50E - 1.1206

Nominal thickness (mm) to 16 16 - 100 100 - 250
A - Min. elongation Lo = 5,65 √ So (%) (+N) 13 14 14

C50E - 1.1206

Brinell hardness (HBW) (+S): 255
Brinell hardness (HBW) (+A): 217
Brinell hardness (HBW) (+SH): 181 - 269
Vickers hardness (HV) (+CR): 295
Vickers hardness (HV) (+A) 180
Vickers hardness (HV) (+QT) 325 - 505