AISI 303 (S30300) Stainless Steel

Austenitic & General Stainless Steels

Material conditionannealed

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density7.8g/cm³

Elastic Modulus200GPa

Tensile Strength600MPa

Yield Strength230MPa

Brinell Hardness170HB

Maximum Service Temperature930°C

Weight Calculator

Chemical Composition

0 to 0.15%

17 to 19%

8.0 to 10%

0 to 2.0%

0 to 1.0%

0 to 0.2%

0.15 to 0.35%

67.3 to 74.9%

Mechanical

Elastic (Young's, Tensile) Modulus

200 GPa

Elongation at Break

51 %

Fatigue Strength

230 MPa

Poisson's Ratio

0.28

Reduction in Area

57 %

Shear Modulus

77 GPa

Shear Strength

430 MPa

Tensile Strength: Ultimate (UTS)

600 MPa

Tensile Strength: Yield (Proof)

230 MPa

Hardness

Brinell Hardness

170

Physical

Density

7.8 g/cm 3

Thermal

Latent Heat of Fusion

290 J/g

Maximum Temperature: Corrosion

410 °C

Maximum Temperature: Mechanical

930 °C

Melting Completion (Liquidus)

1450 °C

Melting Onset (Solidus)

1400 °C

Specific Heat Capacity

480 J/kg-K

Thermal Conductivity

16 W/m-K

Thermal Diffusivity

4.4 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)

2.8 % IACS

Calculated

PREN (Pitting Resistance)

Resilience: Ultimate (Unit Rupture Work)

240 MJ/m 3

Resilience: Unit (Modulus of Resilience)

140 kJ/m 3

Stiffness to Weight: Axial

14 points

Stiffness to Weight: Bending

25 points

Strength to Weight: Axial

21 points

Strength to Weight: Bending

20 points

Environmental

Base Metal Price

15 % relative

Embodied Carbon

3.0 kg CO 2 /kg material

Embodied Energy

42 MJ/kg

Embodied Energy

42 MJ/kg 18 x 10 3 BTU/lb

Embodied Water

140 L/kg

Embodied Water

140 L/kg 17 gal/lb

Physical Other

Calomel Potential

-80 mV

Registered Designations & Aliases

303AISI 303AISI 303 (S30300) Stainless SteelS30300

Standards

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

ASTM A473 ASTM A473: Standard Specification for Stainless Steel Forgings

ASTM A895 ASTM A895: Standard Specification for Free-Machining Stainless Steel Plate, Sheet, and Strip

ASTM A895 ASTM A895: Standard Specification for Free-Machining Stainless Steel Plate, Sheet, and Strip ASTM A473: Standard Specification for Stainless Steel Forgings ASTM A276: Standard Specification for Stainless Steel Bars and Shapes 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