EN 1.6228 (15NiMn6) Nickel Steel
Other Steels
Property Overview
Density7.9g/cm³
Elastic Modulus190GPa
Tensile Strength570MPa
Yield Strength355MPa
Brinell Hardness170HB
Maximum Service Temperature400°C
Chemical Composition
C
0 to 0.18%
NI
1.3 to 1.7%
MN
0.8 to 1.5%
SI
0 to 0.35%
P
0 to 0.025%
S
0 to 0.010%
V
0 to 0.050%
FE
96.2 to 97.9%
Mechanical
A - Min. elongation at fracture (%) (+N)
20-22
+N
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
25 %
Fatigue Strength
280 MPa
Impact Strength: V-Notched Charpy
65 J
KV - Impact energy (J) longitud., (+N)
+20° 65
+N
KV - Impact energy (J) longitud., (+N)
0° 65
+N
KV - Impact energy (J) longitud., (+N)
-20° 65
+N
KV - Impact energy (J) longitud., (+N)
-40° 60
+N
KV - Impact energy (J) longitud., (+N)
-50° 50
+N
KV - Impact energy (J) longitud., (+N)
-60° 50
+N
KV - Impact energy (J) longitud., (+N)
-80° 40
+N
KV - Impact energy (J) transverse, (+N)
+20° 50
+N
KV - Impact energy (J) transverse, (+N)
0° 50
+N
KV - Impact energy (J) transverse, (+N)
-20° 45
+N
KV - Impact energy (J) transverse, (+N)
-40° 40
+N
KV - Impact energy (J) transverse, (+N)
-50° 35
+N
KV - Impact energy (J) transverse, (+N)
-60° 35
+N
KV - Impact energy (J) transverse, (+N)
-80° 27
+N
Poisson's Ratio
0.29
ReH - Minimum yield strength (MPa) (+N)
355
+N
ReH - Minimum yield strength (MPa) (+N)
345
+N
ReH - Minimum yield strength (MPa) (+N)
335
+N
Rm - Tensile strength (MPa) (+N)
470-640
+N
Shear Modulus
73 GPa
Shear Strength
360 MPa
Tensile Strength: Ultimate (UTS)
570 MPa
Tensile Strength: Yield (Proof)
390 MPa
Hardness
Brinell Hardness
170
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
400 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
51 W/m-K
Thermal Diffusivity
14 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
17 points
Electrical
Electrical Conductivity: Equal Volume
7.4 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.4 % IACS
Other
Nominal thickness (mm):
to 80
Nominal thickness (mm):
to 30
Nominal thickness (mm):
30 - 50
Nominal thickness (mm):
50 - 80
Calculated
Resilience: Ultimate (Unit Rupture Work)
130 MJ/m 3
Resilience: Unit (Modulus of Resilience)
400 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
20 points
Strength to Weight: Bending
19 points
Environmental
Base Metal Price
2.8 % relative
Embodied Carbon
1.6 kg CO 2 /kg material
Embodied Energy
21 MJ/kg
Embodied Energy
21 MJ/kg 9.2 x 10 3 BTU/lb
Embodied Water
50 L/kg
Embodied Water
50 L/kg 5.9 gal/lb
Registered Designations & Aliases
1.62281.622815NiMn615NiMn6EN 1.6228 (15NiMn6) Nickel Steel
Standards
EN 10028-4 EN 10028-4: 2009 Flat products made of steels for pressure purposes. Nickel alloy steels with specified low temperature properties
EN 10028-4 EN 10028-4: Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties
EN 10028-4 EN 10028-4: Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties Welding Metallurgy, 2nd ed., Sindo Kou, 2003 Manufacture and Uses of Alloy Steels, Henry D. Hibbard, 2005
EN 10222-3 EN 10222-3: 1999 Steel forgings for pressure purposes. Nickel steels with specified low-temperature properties