EN 1.4878 (X8CrNiTi18-10) Stainless Steel
Other Steels
Property Overview
Density7.8g/cm³
Elastic Modulus200GPa
Tensile Strength610MPa
Yield Strength190MPa
Brinell Hardness215HB
Maximum Service Temperature850°C
Chemical Composition
C
0 to 0.1%
CR
17 to 19%
NI
9.0 to 12%
MN
0 to 2.0%
SI
0 to 1.0%
P
0 to 0.045%
S
0 to 0.015%
TI
0 to 0.8%
FE
65 to 74%
Mechanical
A - Min. elongation at fracture (%) (+AT)
40
+AT
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
45 %
Fatigue Strength
190 MPa
Poisson's Ratio
0.28
R p0.2 0.2% proof strength (MPa) (+AT)
190
+AT
Rm - Tensile strength (MPa) (+AT)
500-720
+AT
Shear Modulus
77 GPa
Shear Strength
430 MPa
Tensile Strength: Ultimate (UTS)
610 MPa
Tensile Strength: Yield (Proof)
210 MPa
Hardness
Brinell Hardness
180
Brinell hardness (HB): (+AT)
215
+AT
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
290 J/g
Maximum Temperature: Corrosion
490 °C
Maximum Temperature: Mechanical
850 °C
Melting Completion (Liquidus)
1430 °C
Melting Onset (Solidus)
1380 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
15 W/m-K
Thermal Diffusivity
4.0 mm 2 /s
Thermal Expansion
17 µm/m-K
Thermal Shock Resistance
13 points
Electrical
Electrical Conductivity: Equal Volume
2.4 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.7 % IACS
Calculated
PREN (Pitting Resistance)
18
Resilience: Ultimate (Unit Rupture Work)
210 MJ/m 3
Resilience: Unit (Modulus of Resilience)
120 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
22 points
Strength to Weight: Bending
20 points
Environmental
Base Metal Price
16 % relative
Embodied Carbon
3.2 kg CO 2 /kg material
Embodied Energy
46 MJ/kg
Embodied Energy
46 MJ/kg 20 x 10 3 BTU/lb
Embodied Water
140 L/kg
Embodied Water
140 L/kg 17 gal/lb
Registered Designations & Aliases
1.48781.4878EN 1.4878 (X8CrNiTi18-10) Stainless SteelX8CrNiTi18-10X8CrNiTi18-10
Standards
EN 10088-1 EN 10088-1: 2005 Stainless steels. List of stainless steels
EN 10088-1 EN 10088-1: Stainless steels - Part 1: List of stainless steels
EN 10095 EN 10095: 1999 Heat Resisting Steels and Nickel Alloys
EN 10095 EN 10095: Heat resisting steels and nickel alloys
EN 10095 EN 10095: Heat resisting steels and nickel alloys EN 10088-1: Stainless steels - Part 1: List of stainless steels
EN 10297-2 EN 10297-2: 2005 Seamless circular steel tubes for mechanical and general engineering purposes. Stainless steel. Technical delivery conditions