POOSHESH STEELPERGAS
فا

UNS N08925 Stainless Steel

Austenitic & General Stainless Steels

OverviewChemical CompositionMechanical PropertiesPhysical PropertiesOther Properties

Property Overview

Density8.1g/cm³
Elastic Modulus200GPa
Tensile Strength680MPa
Yield Strength340MPa
Brinell HardnessUnknown
Maximum Service Temperature1100°C
Weight Calculator

Chemical Composition

C
0 to 0.020%
CR
19 to 21%
NI
24 to 26%
MO
6.0 to 7.0%
MN
0 to 1.0%
SI
0 to 0.5%
N
0.1 to 0.2%
P
0 to 0.045%
S
0 to 0.030%
CU
0.8 to 1.5%
FE
42.7 to 50.1%

Mechanical

Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
45 %
Fatigue Strength
310 MPa
Poisson's Ratio
0.28
Shear Modulus
80 GPa
Shear Strength
470 MPa
Tensile Strength: Ultimate (UTS)
680 MPa
Tensile Strength: Yield (Proof)
340 MPa

Physical

Density
8.1 g/cm 3

Thermal

Latent Heat of Fusion
300 J/g
Maximum Temperature: Corrosion
420 °C
Maximum Temperature: Mechanical
1100 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1410 °C
Specific Heat Capacity
460 J/kg-K
Thermal Conductivity
13 W/m-K
Thermal Diffusivity
3.5 mm 2 /s
Thermal Expansion
16 µm/m-K
Thermal Shock Resistance
15 points

Electrical

Electrical Conductivity: Equal Volume
1.7 % IACS
Electrical Conductivity: Equal Weight (Specific)
1.9 % IACS

Calculated

PREN (Pitting Resistance)
44
Resilience: Ultimate (Unit Rupture Work)
250 MJ/m 3
Resilience: Unit (Modulus of Resilience)
280 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
23 points
Strength to Weight: Bending
21 points

Environmental

Base Metal Price
33 % relative
Embodied Carbon
6.2 kg CO 2 /kg material
Embodied Energy
84 MJ/kg
Embodied Energy
84 MJ/kg 36 x 10 3 BTU/lb
Embodied Water
200 L/kg
Embodied Water
200 L/kg 24 gal/lb
Registered Designations & Aliases
N08925UNS N08925 Stainless Steel
Standards

ASTM A240 ASTM A240: Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

ASTM B649 ASTM B649: Standard Specification for Ni-Fe-Cr-Mo-Cu Low-Carbon Alloy (UNS N08904), Ni-Fe-Cr-Mo-Cu-N Low-Carbon Alloys (UNS N08925, UNS N08031, and UNS N08926), and Cr-Ni-Fe-N Low-Carbon Alloy (UNS R20033) Bar and Wire

ASTM B673 ASTM B673: Standard Specification for UNS N08904, UNS N08925, and UNS N08926 Welded Pipe

ASTM B673 ASTM B673: Standard Specification for UNS N08904, UNS N08925, and UNS N08926 Welded Pipe ASTM B674: Standard Specification for UNS N08904, UNS N08925, and UNS N08926 Welded Tube ASTM B677: Standard Specification for UNS N08904, UNS N08925, and UNS N08926 Seamless Pipe and Tube ASTM B649: Standard Specification for Ni-Fe-Cr-Mo-Cu Low-Carbon Alloy (UNS N08904), Ni-Fe-Cr-Mo-Cu-N Low-Carbon Alloys (UNS N08925, UNS N08031, and UNS N08926), and Cr-Ni-Fe-N Low-Carbon Alloy (UNS R20033) Bar and Wire Nickel Alloys, Ulrich Heubner (editor), 1998 ASTM A240: Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

ASTM B674 ASTM B674: Standard Specification for UNS N08904, UNS N08925, and UNS N08926 Welded Tube

ASTM B677 ASTM B677: Standard Specification for UNS N08904, UNS N08925, and UNS N08926 Seamless Pipe and Tube