UNS S24000 (XM-29) Stainless Steel

Austenitic & General Stainless Steels

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density7.6g/cm³

Elastic Modulus200GPa

Tensile Strength770MPa

Yield Strength430MPa

Brinell Hardness210HB

Maximum Service Temperature910°C

Weight Calculator

Chemical Composition

0 to 0.080%

17 to 19%

2.3 to 3.7%

11.5 to 14.5%

0 to 0.75%

0.2 to 0.4%

0 to 0.060%

0 to 0.030%

61.5 to 69%

Mechanical

Elastic (Young's, Tensile) Modulus

200 GPa

Elongation at Break

39 %

Fatigue Strength

370 MPa

Poisson's Ratio

0.28

Reduction in Area

57 %

Shear Modulus

77 GPa

Shear Strength

530 MPa

Tensile Strength: Ultimate (UTS)

770 MPa

Tensile Strength: Yield (Proof)

430 MPa

Hardness

Brinell Hardness

210

Rockwell B Hardness

Physical

Density

7.6 g/cm 3

Thermal

Latent Heat of Fusion

280 J/g

Maximum Temperature: Corrosion

410 °C

Maximum Temperature: Mechanical

910 °C

Melting Completion (Liquidus)

1390 °C

Melting Onset (Solidus)

1350 °C

Specific Heat Capacity

480 J/kg-K

Thermal Expansion

17 µm/m-K

Thermal Shock Resistance

16 points

Calculated

PREN (Pitting Resistance)

Resilience: Ultimate (Unit Rupture Work)

260 MJ/m 3

Resilience: Unit (Modulus of Resilience)

470 kJ/m 3

Stiffness to Weight: Axial

14 points

Stiffness to Weight: Bending

25 points

Strength to Weight: Axial

28 points

Strength to Weight: Bending

24 points

Environmental

Base Metal Price

12 % relative

Embodied Carbon

2.7 kg CO 2 /kg material

Embodied Energy

39 MJ/kg

Embodied Energy

39 MJ/kg 17 x 10 3 BTU/lb

Embodied Water

150 L/kg

Embodied Water

150 L/kg 18 gal/lb

Registered Designations & Aliases

S24000UNS S24000 (XM-29) Stainless SteelXM-29

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 A479 ASTM A479: Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels

ASTM A479 ASTM A479: Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels ASTM A240: Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications 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

ASTM A959 ASTM A959: Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels