EN 1.7376 (GX15CrMo9-1) Cast Steel
Alloy Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength710MPa
Yield Strength460MPa
Brinell Hardness210HB
Maximum Service Temperature600°C
Chemical Composition
C
0.12 to 0.19%
CR
8.0 to 10%
NI
0 to 0.4%
MO
0.9 to 1.2%
MN
0.35 to 0.65%
SI
0 to 1.0%
P
0 to 0.030%
S
0 to 0.030%
CU
0 to 0.3%
V
0 to 0.050%
FE
86.2 to 90.6%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
20 %
Fatigue Strength
320 MPa
Poisson's Ratio
0.28
Shear Modulus
75 GPa
Tensile Strength: Ultimate (UTS)
710 MPa
Tensile Strength: Yield (Proof)
460 MPa
Hardness
Brinell Hardness
210
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
270 J/g
Maximum Temperature: Mechanical
600 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1410 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
26 W/m-K
Thermal Diffusivity
6.9 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
20 points
Electrical
Electrical Conductivity: Equal Volume
9.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
11 % IACS
Calculated
PREN (Pitting Resistance)
12
Resilience: Ultimate (Unit Rupture Work)
130 MJ/m 3
Resilience: Unit (Modulus of Resilience)
560 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
25 points
Strength to Weight: Bending
23 points
Environmental
Base Metal Price
6.5 % relative
Embodied Carbon
2.1 kg CO 2 /kg material
Embodied Energy
29 MJ/kg
Embodied Energy
29 MJ/kg 12 x 10 3 BTU/lb
Embodied Water
88 L/kg
Embodied Water
88 L/kg 11 gal/lb
Registered Designations & Aliases
1.7376EN 1.7376 (GX15CrMo9-1) Cast SteelGX15CrMo9-1
Standards
ISO 4991 ISO 4991: Steel castings for pressure purposes
ISO 4991 ISO 4991: Steel castings for pressure purposes Manufacture and Uses of Alloy Steels, Henry D. Hibbard, 2005