SEW 400 X55CrMo14 Soft Annealed Steel – High-Performance Cutting & Bearing Applications
Properties: - hardenable steel with high hardness and high wear resistance - resistant to water and steam with fine grounded or polished surface in hardened state - in annealed or high tempered state, corrosion resitance is not sufficient Application: - for cutting tools, like scissors, knife blades, surgical instruments - spherical for bearings, wear resistant construction parts, for control elements and parts of pumps - for stainless tools
Properties
General
| Property | Temperature | Value |
|---|---|---|
Density | 20.0 °C | 7.58 - 7.7 g/cm³ |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 218 - 220 GPa | |
100.0 °C | 213 - 216 GPa | ||
200.0 °C | 206 - 209 GPa | ||
300.0 °C | 198 - 200 GPa | ||
400.0 °C | 190 - 192 GPa | ||
500.0 °C | 180 - 183 GPa | ||
600.0 °C | 167 GPa | ||
700.0 °C | 150 GPa | ||
Hardness, Brinell | 20.0 °C | 260 [-] | |
Poisson's ratio | 23.0 °C | 0.3 [-] | Typical for Martensitic Stainless Steel |
Shear modulus | 23.0 °C | 77 GPa | Typical for Martensitic Stainless Steel |
Tensile strength | 20.0 °C | 830 MPa | |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 20.0 °C | 1.02E-5 1/K | |
100.0 °C | 1.04E-5 - 1.05E-5 1/K | ||
200.0 °C | 1.08E-5 - 1.09E-5 1/K | ||
300.0 °C | 1.12E-5 - 1.13E-5 1/K | ||
400.0 °C | 1.16E-5 1/K | ||
500.0 °C | 1.19E-5 - 1.2E-5 1/K | ||
600.0 °C | 1.22E-5 1/K | ||
700.0 °C | 1.24E-5 1/K | ||
Melting point | 1370 - 1530 °C | Typical for Martensitic Stainless Steel | |
Specific heat capacity | 20.0 °C | 430 - 439 J/(kg·K) | |
100.0 °C | 474 J/(kg·K) | ||
200.0 °C | 492 J/(kg·K) | ||
300.0 °C | 517 J/(kg·K) | ||
400.0 °C | 538 J/(kg·K) | ||
500.0 °C | 564 J/(kg·K) | ||
600.0 °C | 598 J/(kg·K) | ||
700.0 °C | 647 J/(kg·K) | ||
Thermal conductivity | 20.0 °C | 15 - 15.7 W/(m·K) | |
100.0 °C | 17.1 W/(m·K) | ||
200.0 °C | 18.6 W/(m·K) | ||
300.0 °C | 20 W/(m·K) | ||
400.0 °C | 21.2 W/(m·K) | ||
500.0 °C | 22.3 W/(m·K) | ||
600.0 °C | 23.1 W/(m·K) | ||
700.0 °C | 23.8 W/(m·K) | ||
Thermal diffusivity | 20.0 °C | 4.7 mm²/s | |
100.0 °C | 4.5 mm²/s | ||
200.0 °C | 4.6 mm²/s | ||
300.0 °C | 4.7 mm²/s | ||
400.0 °C | 4.5 mm²/s | ||
500.0 °C | 4.3 mm²/s | ||
600.0 °C | 3.7 mm²/s | ||
700.0 °C | 3 mm²/s | ||
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 20.0 °C | 8E-7 - 9.19E-7 Ω·m |
100.0 °C | 9.48E-7 Ω·m | |
200.0 °C | 9.87E-7 Ω·m | |
300.0 °C | 1.03E-6 Ω·m | |
400.0 °C | 1.07E-6 Ω·m | |
500.0 °C | 1.12E-6 Ω·m | |
600.0 °C | 1.18E-6 Ω·m | |
700.0 °C | 1.24E-6 Ω·m | |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.48 - 0.6 % |
Chromium | 13 - 15 % |
Manganese | 1 % |
Molybdenum | 0.5 - 0.8 % |
Phosphorus | 0.04 % |
Silicon | 1 % |
Sulfur | 0.015 % |
Vanadium | 0.15 % |
Metal
- SEW 385 Grade Ni36 Soft Annealed (+A) – Ultra‑Low Expansion Alloy for Optics, Antennas & Measurement Tech
- SEW 400 X105CrMo17 Soft-Annealed Steel (+A): Superior Hardening and Wear Resistance
- SEW 400 X65Cr13 Stainless Steel – Soft Annealed, Superior Cutting Tool Performance
- SEW 400 X90CrMoV18 Soft-Annealed Steel: Superior Corrosion & Wear Resistance
- SEW 400 X2Cr11 Soft-Annealed Stainless Steel – Superior Corrosion Resistance & Strength
- SEW 400 Grade X1CrTi15 Soft Annealed Stainless Steel (+A) – High Performance Low‑Carbon Alloy for Automotive & Industrial Use
- SEW 400 X2CrMoNb18-2 Steel – Soft-Annealed Grade (+A) for High-Performance Applications
- SEW 470 Grade X3CrAlTi18-2 Soft Annealed Steel (+A): 1000 °C Resistance
- SEW 470 – X10CrAlSi13 Soft‑Annealed Grade for High‑Temperature Applications
- SEW 470: X10CrAlSi18 Soft-Annealed Steel – High-Temperature, Corrosion-Resistant Grade