EN 1.4419 (X38CrMo14) Stainless Steel

Martensitic Stainless Steels

Material conditionannealed

Overview Chemical Composition Mechanical Properties Physical Properties Other Properties

Property Overview

Density7.7g/cm³

Elastic Modulus200GPa

Tensile Strength660MPa

Yield Strength370MPa

Brinell Hardness200HB

Maximum Service Temperature790°C

Weight Calculator

Chemical Composition

0.36 to 0.42%

13 to 14.5%

0.6 to 1.0%

0 to 1.0%

0 to 0.040%

0 to 0.015%

82 to 86%

Mechanical

Elastic (Young's, Tensile) Modulus

200 GPa

Elongation at Break

17 %

Fatigue Strength

230 MPa

Poisson's Ratio

0.28

Shear Modulus

76 GPa

Shear Strength

410 MPa

Tensile Strength: Ultimate (UTS)

660 MPa

Tensile Strength: Yield (Proof)

370 MPa

Hardness

Brinell Hardness

200

Rockwell B Hardness

Physical

Density

7.7 g/cm 3

Thermal

Latent Heat of Fusion

280 J/g

Maximum Temperature: Corrosion

390 °C

Maximum Temperature: Mechanical

790 °C

Melting Completion (Liquidus)

1440 °C

Melting Onset (Solidus)

1400 °C

Specific Heat Capacity

480 J/kg-K

Thermal Conductivity

30 W/m-K

Thermal Diffusivity

8.1 mm 2 /s

Thermal Expansion

11 µm/m-K

Thermal Shock Resistance

23 points

Electrical

Electrical Conductivity: Equal Volume

2.8 % IACS

Electrical Conductivity: Equal Weight (Specific)

3.2 % IACS

Calculated

PREN (Pitting Resistance)

Resilience: Ultimate (Unit Rupture Work)

95 MJ/m 3

Resilience: Unit (Modulus of Resilience)

350 kJ/m 3

Stiffness to Weight: Axial

14 points

Stiffness to Weight: Bending

25 points

Strength to Weight: Axial

24 points

Strength to Weight: Bending

22 points

Environmental

Base Metal Price

8.0 % relative

Embodied Carbon

2.2 kg CO 2 /kg material

Embodied Energy

30 MJ/kg

Embodied Energy

30 MJ/kg 13 x 10 3 BTU/lb

Embodied Water

110 L/kg

Embodied Water

110 L/kg 13 gal/lb

Registered Designations & Aliases

1.44191.4419EN 1.4419 (X38CrMo14) Stainless SteelX38CrMo14X38CrMo14

Standards

EN 10088-1 EN 10088-1: 2005 Stainless steels. List of stainless steels

EN 10088-1 EN 10088-1: Stainless steels - Part 1: List of stainless steels

EN 10088-2 EN 10088-2: 2005 Stainless steels. Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes

EN 10088-2 EN 10088-2: Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes

EN 10088-2 EN 10088-2: Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes EN 10088-3: Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes Welding Metallurgy and Weldability of Stainless Steels, John C. Lippold and Damian J. Kotecki, 2005 EN 10088-1: Stainless steels - Part 1: List of stainless steels Corrosion of Stainless Steels, A. John Sedriks, 1996

EN 10088-3 EN 10088-3: 2005 Stainless steels. Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes

EN 10088-3 EN 10088-3: Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes