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AISI 422 (Alloy 616, S42200) Stainless Steel

Martensitic Stainless Steels

heat treated (HT)
OverviewChemical CompositionMechanical PropertiesPhysical PropertiesOther Properties

Property Overview

Density7.9g/cm³
Elastic Modulus200GPa
Tensile Strength1080MPa
Yield Strength870MPa
Brinell Hardness330HB
Maximum Service Temperature650°C
Weight Calculator

Chemical Composition

C
0.2 to 0.25%
CR
11 to 12.5%
NI
0.5 to 1.0%
MO
0.9 to 1.3%
MN
0.5 to 1.0%
SI
0 to 0.5%
P
0 to 0.025%
S
0 to 0.025%
V
0.2 to 0.3%
W
0.9 to 1.3%
FE
81.9 to 85.8%

Mechanical

Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
15 %
Fatigue Strength
500 MPa
Impact Strength: V-Notched Charpy
12 J
Poisson's Ratio
0.28
Reduction in Area
34 %
Shear Modulus
76 GPa
Shear Strength
660 MPa
Tensile Strength: Ultimate (UTS)
1080 MPa
Tensile Strength: Yield (Proof)
870 MPa

Hardness

Brinell Hardness
330
Rockwell C Hardness
21

Physical

Density
7.9 g/cm 3

Thermal

Latent Heat of Fusion
270 J/g
Maximum Temperature: Corrosion
380 °C
Maximum Temperature: Mechanical
650 °C
Melting Completion (Liquidus)
1480 °C
Melting Onset (Solidus)
1470 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
24 W/m-K
Thermal Diffusivity
6.4 mm 2 /s
Thermal Expansion
10 µm/m-K
Thermal Shock Resistance
39 points

Electrical

Electrical Conductivity: Equal Volume
4.7 % IACS
Electrical Conductivity: Equal Weight (Specific)
5.3 % IACS

Calculated

PREN (Pitting Resistance)
17
Resilience: Ultimate (Unit Rupture Work)
150 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1910 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
38 points
Strength to Weight: Bending
30 points

Environmental

Base Metal Price
11 % relative
Embodied Carbon
3.1 kg CO 2 /kg material
Embodied Energy
44 MJ/kg
Embodied Energy
44 MJ/kg 19 x 10 3 BTU/lb
Embodied Water
100 L/kg
Embodied Water
100 L/kg 12 gal/lb
Registered Designations & Aliases
422AISI 422AISI 422 (Alloy 616, S42200) Stainless SteelAlloy 616S42200
Standards

ASTM A176 ASTM A176: Standard Specification for Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip

ASTM A276 ASTM A276: Standard Specification for Stainless Steel Bars and Shapes

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 ASTM A176: Standard Specification for Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip ASTM A276: Standard Specification for Stainless Steel Bars and Shapes Advanced Materials in Automotive Engineering, Jason Rowe (editor), 2012 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