EN 1.3975 (GX3CrNiMnSi17-9-8) Cast Stainless Steel
Austenitic & General Stainless Steels
Property Overview
Density7.5g/cm³
Elastic Modulus190GPa
Tensile Strength660MPa
Yield Strength320MPa
Brinell Hardness190HB
Maximum Service Temperature910°C
Chemical Composition
C
0 to 0.050%
CR
16 to 18%
NI
8.0 to 9.0%
MO
0 to 1.0%
MN
7.0 to 9.0%
SI
3.5 to 4.5%
N
0.080 to 0.18%
P
0 to 0.045%
S
0 to 0.030%
FE
58.2 to 65.4%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
27 %
Fatigue Strength
230 MPa
Poisson's Ratio
0.28
Shear Modulus
76 GPa
Tensile Strength: Ultimate (UTS)
660 MPa
Tensile Strength: Yield (Proof)
320 MPa
Hardness
Brinell Hardness
190
Physical
Density
7.5 g/cm 3
Thermal
Latent Heat of Fusion
340 J/g
Maximum Temperature: Corrosion
410 °C
Maximum Temperature: Mechanical
910 °C
Melting Completion (Liquidus)
1360 °C
Melting Onset (Solidus)
1320 °C
Specific Heat Capacity
500 J/kg-K
Thermal Expansion
16 µm/m-K
Thermal Shock Resistance
15 points
Calculated
PREN (Pitting Resistance)
21
Resilience: Ultimate (Unit Rupture Work)
150 MJ/m 3
Resilience: Unit (Modulus of Resilience)
270 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
26 points
Strength to Weight: Axial
24 points
Strength to Weight: Bending
22 points
Environmental
Base Metal Price
15 % relative
Embodied Carbon
3.3 kg CO 2 /kg material
Embodied Energy
47 MJ/kg
Embodied Energy
47 MJ/kg 20 x 10 3 BTU/lb
Embodied Water
150 L/kg
Embodied Water
150 L/kg 18 gal/lb
Registered Designations & Aliases
1.3975EN 1.3975 (GX3CrNiMnSi17-9-8) Cast Stainless SteelGX3CrNiMnSi17-9-8
Standards
ISO 19960 ISO 19960: Cast steels and alloys with special physical properties
ISO 19960 ISO 19960: Cast steels and alloys with special physical properties Austenitic Stainless Steels: Microstructure and Mechanical Properties, P. Marshall, 1984