UNS S42300 (Alloy 619) Stainless Steel
Martensitic Stainless Steels
Property Overview
Density7.8g/cm³
Elastic Modulus200GPa
Tensile Strength1100MPa
Yield Strength850MPa
Brinell Hardness330HB
Maximum Service Temperature750°C
Chemical Composition
C
0.27 to 0.32%
CR
11 to 12%
NI
0 to 0.5%
MO
2.5 to 3.0%
MN
1.0 to 1.4%
SI
0 to 0.5%
P
0 to 0.025%
S
0 to 0.025%
V
0.2 to 0.3%
FE
82 to 85.1%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
9.1 %
Fatigue Strength
440 MPa
Impact Strength: V-Notched Charpy
13 J
Poisson's Ratio
0.28
Reduction in Area
22 %
Shear Modulus
77 GPa
Shear Strength
650 MPa
Tensile Strength: Ultimate (UTS)
1100 MPa
Tensile Strength: Yield (Proof)
850 MPa
Hardness
Brinell Hardness
330
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
270 J/g
Maximum Temperature: Corrosion
380 °C
Maximum Temperature: Mechanical
750 °C
Melting Completion (Liquidus)
1470 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
25 W/m-K
Thermal Diffusivity
6.8 mm 2 /s
Thermal Expansion
10 µm/m-K
Thermal Shock Resistance
40 points
Electrical
Electrical Conductivity: Equal Volume
4.5 % IACS
Electrical Conductivity: Equal Weight (Specific)
5.2 % IACS
Calculated
PREN (Pitting Resistance)
21
Resilience: Ultimate (Unit Rupture Work)
93 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1840 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
39 points
Strength to Weight: Bending
30 points
Environmental
Base Metal Price
9.5 % relative
Embodied Carbon
3.2 kg CO 2 /kg material
Embodied Energy
44 MJ/kg
Embodied Energy
44 MJ/kg 19 x 10 3 BTU/lb
Embodied Water
110 L/kg
Embodied Water
110 L/kg 13 gal/lb
Registered Designations & Aliases
Alloy 619S42300UNS S42300 (Alloy 619) Stainless Steel
Standards
ASTM A565 ASTM A565: Standard Specification for Martensitic Stainless Steel Bars for High-Temperature Service
ASTM A565 ASTM A565: Standard Specification for Martensitic Stainless Steel Bars for High-Temperature Service Welding Metallurgy and Weldability of Stainless Steels, John C. Lippold and Damian J. Kotecki, 2005 ASTM A959: Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels Corrosion of Stainless Steels, A. John Sedriks, 1996
ASTM A959 ASTM A959: Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels