CASE HARDENING STEEL GRADE EN 32A

Description

EN32A is a high quality low carbon steel .After forming ,carburizing or nitriding process and quenching or other heat treatment, a structural part with wear-resistant surface and tough core can be achieved.

Chemical composition

Element Min Max
Carbon, C -.– 0.15
Manganese, Mn 0.40 0.70
Silicon, Si 0.10 0.35
Nickel, Ni
Molybdenum, Mo
Chromium,Cr
Sulfur, S 0.05
Phosphorous, P 0.05

Mechanical Properties

Properties Metric Imperial
Hardness, Brinell 105 105
Hardness, Knoop (converted from Brinell hardness) 123 123
Hardness, Rockwell B (converted from Brinell hardness) 60 60
Hardness, Vickers (converted from Brinell hardness) 108 108
Tensile Strength 370 Mpa 53700 Psi
Yield strength 310 Mpa 45000 psi
Elongationat break ( in 50 mm) 0.19 0.19
Reductionn of area 0.4 0.4
Bulk modulus (typical for steel) 140 GPa 20300 ksi
Machinability ( based on AISI 1212 steel as 100 machinability. The machinability of Group I bar, rod, and wire products can be improved by cold drawings) 65 65
Shear modulus (typical for steel) 80 GPa 11600 ksi
Poisson’s ratio 0.27-0.30 0.27-0.30
Elastic modulus 190-210 Gpa 27557- 30458 Ksi

Thermal Properties

Properties Metric Imperial
Thermal conductivity (typical steel) 49.8 W/mK 346 BTU in/hr.ft².°F

Equivalent grades of EN 32A

USA Germany Japan France England Italy China Sweden Poland Czechia Austria Russia
- DIN,WNr JIS AFNOR BS UNI GB SS PN CSN ONORM GOST
1011 C10 S9CK S9CK XC10 045A10 C10 10 1265 12010 RC12 10
M1010 Ck10