3 December 2022

Comparison C-1215 V/S EN-8

Element Content (%)
C- 1215 EN-8
Iron, Fe 98.42 – 98.95
Manganese, Mn 0.75 – 1.05 0.6-1
Sulfur, S 0.260 – 0.35 0.015-.6
Carbon, C  0.090 0.35-0.45
Phosphorous, P 0.040 – 0.090 0.015-.06
Properties Metric
Tensile strength 540 MPa 550 Mpa
Yield strength 415 MPa 280
Bulk modulus (typical for steel) 140 GPa
Shear modulus (typical for steel) 80.0 GPa
Elastic modulus 190-210 GPa
Poisson’s ratio 0.27-0.30
Elongation at break 10% 16%
Reduction of area 35%
Hardness, Brinell 167
Hardness, Knoop (converted from Brinell hardness) 188
Hardness, Rockwell B (converted from Brinell hardness) 85
Hardness, Vickers (converted from Brinell hardness) 175
Machinability (Based on 100 machinability for AISI 1212 steel.) 140

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