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EN 1.6511 (36CrNiMo4) Steel

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OverviewChemical CompositionMechanical PropertiesPhysical PropertiesOther Properties

Property Overview

Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength750MPa
Yield Strength550MPa
Brinell Hardness241HB
Maximum Service Temperature430°C
Weight Calculator

Chemical Composition

C
0.32 to 0.4%
CR
0.9 to 1.2%
NI
0.9 to 1.2%
MO
0.15 to 0.3%
MN
0.5 to 0.8%
SI
0 to 0.4%
P
0 to 0.035%
S
0 to 0.035%
FE
95.6 to 97.2%

Mechanical

A - Min. elongation at fracture (%) longitud., (+QT)
14
+QT
A - Min. elongation at fracture (%) longitud., (+QT)
15
+QT
A - Min. elongation at fracture (%) longitud., (+QT)
16
+QT
A - Min. elongation at fracture (%) longitud., (+QT)
10
+QT
A - Min. elongation at fracture (%) longitud., (+QT)
11
+QT
A - Min. elongation at fracture (%) longitud., (+QT)
12
+QT
A - Min. elongation at fracture (%) longitud., (+QT)
13
+QT
A - Min. elongation at fracture (%) transverse, (+QT)
10-12
+QT
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
12 %
Fatigue Strength
480 MPa
Impact Strength: V-Notched Charpy
37 J
KV - Impact energy (J) longitud., (+QT)
+20° 35-45
+QT
KV - Impact energy (J) transverse, (+QT)
+20° 25-27
+QT
Poisson's Ratio
0.29
Re - Upper yield strength (MPa) (+QT)
550
+QT
Re - Upper yield strength (MPa) (+QT)
500
+QT
Re - Upper yield strength (MPa) (+QT)
450
+QT
ReH - Minimum yield strength (MPa) (+QT)
900
+QT
ReH - Minimum yield strength (MPa) (+QT)
800
+QT
ReH - Minimum yield strength (MPa) (+QT)
700
+QT
ReH - Minimum yield strength (MPa) (+QT)
600
+QT
Rm - Tensile strength (MPa) (+QT)
750
+QT
Rm - Tensile strength (MPa) (+QT)
700
+QT
Rm - Tensile strength (MPa) (+QT)
650
+QT
Rm - Tensile strength (MPa) (+QT)
1100
+QT
Rm - Tensile strength (MPa) (+QT)
1000
+QT
Rm - Tensile strength (MPa) (+QT)
900
+QT
Rm - Tensile strength (MPa) (+QT)
800
+QT
Shear Modulus
73 GPa
Shear Strength
600 MPa
Tensile Strength: Ultimate (UTS)
990 MPa
Tensile Strength: Yield (Proof)
770 MPa

Hardness

Brinell Hardness
300
Brinell hardness (HBW): (+A)
241
+A
Rockwell C Hardness
55

Physical

Density
7.8 g/cm 3

Thermal

Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
430 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
36 W/m-K
Thermal Diffusivity
9.9 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
29 points

Electrical

Electrical Conductivity: Equal Volume
7.5 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.6 % IACS

Other

Nominal thickness (mm):
to 160
Nominal thickness (mm):
160 - 330
Nominal thickness (mm):
330 - 660
Nominal thickness (mm):
to 8
Nominal thickness (mm):
8 - 20
Nominal thickness (mm):
20 - 50
Nominal thickness (mm):
50 - 80

Calculated

Resilience: Ultimate (Unit Rupture Work)
110 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1590 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
35 points
Strength to Weight: Bending
28 points

Environmental

Base Metal Price
3.1 % relative
Embodied Carbon
1.6 kg CO 2 /kg material
Embodied Energy
21 MJ/kg
Embodied Energy
21 MJ/kg 9.1 x 10 3 BTU/lb
Embodied Water
53 L/kg
Embodied Water
53 L/kg 6.3 gal/lb
Registered Designations & Aliases
1.65111.651136CrNiMo436CrNiMo4EN 1.6511 (36CrNiMo4) Steel
Standards

EN 10250-3 EN 10250-3: 2000 Open steel die forgings for general engineering purposes. Alloy special steels

EN 10250-3 EN 10250-3: Open die steel forgings for general engineering purposes - Part 3: Alloy special steels

EN 10297-1 EN 10297-1: 2003 Seamless circular steel tubes for mechanical and general engineering purposes. Non-alloy and alloy steel tubes. Technical delivery conditions

EN 10297-1 EN 10297-1: Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 1: Non-alloy and alloy steel tubes

EN 10297-1 EN 10297-1: Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 1: Non-alloy and alloy steel tubes EN 10250-3: Open die steel forgings for general engineering purposes - Part 3: Alloy special steels Welding Metallurgy, 2nd ed., Sindo Kou, 2003 Manufacture and Uses of Alloy Steels, Henry D. Hibbard, 2005