DIN 17440 Grade X3CrTi17 heat treated

DIN 17440 Grade X3CrTi17 heat treated introduction

The for pressure vessels approved material X3CrTi17, mat. no. 1.4510, has an similar corrosion behaviour like the X6Cr17 (1.4016). The steel is resistant to intercrystalline corrosion in the delivery condition and also in the welded condition. It is higher resistant to stress corrosion in hot lyes and weak chloride containing waters. Because of the Ti-content there is no danger for intercrystalline corrosion after welding. Thats why the steel is not high polishable. According DIN 17440 : 1996-09 it is used for flat products and rods and drawn wire and acc. DIN 17441 : 1997-02 for cold rolled strips and slit strips for pressure vessels.
For the application acc. DIN 17440 : 1985-07 (X 6 CrTi 17) resp. acc. DIN EN 10088-1,-2,-3 : 1995-08 (X3CrTi17) applies: application for welded parts in washing machines (lye bins) and partially in the chemical apparatus engineering (weak acids), in the milk industry, food industry, brewery industry, textile industry and cosmetic industry.

Equivalent material: GOST 08Ch17T, ISO 8b, JIS SUS430LX, PN OH17T, SS 2326, UNE F.3114-X8CrTi17, ASTM 430Ti, AFNOR Z8CT17, UNI X6CrTi17, PN 0H17T, UNE F.3114, UNE X8CrTi17, DIN 1.4016, DIN X6Cr17, DIN X8Cr17, AFNOR Z8C17, BS 430S15, UNI X8Cr17, SS 2320, UNE F.3113, AISI 430, SAE 430, JIS SUS430, JIS SUS430TP, JIS SUS430TB, JIS SUS430TKA, JIS SUS430TKC, JIS SUSY430, EN X6Cr17, EN 1.4016, ISO X6Cr17, ISO F1, GOST 12Ch17, GB 1Cr17, ASTM S43000, UNS S43000, DIN 1.4510, DIN GX40CrSi29, DIN X6CrTi17, AISI 439, SAE 439, JIS SUS430LXTP, JIS SUS430LXTB, JIS SUSXM8TB, EN X3CrTi17, EN 1.4510, UNS S43036

DIN 17440 Grade X3CrTi17 heat treated general

Property Temperature Value
Density 20.0 °C Density of 7.56 - 7.7 g/cm³

DIN 17440 Grade X3CrTi17 heat treated thermal

Property Temperature Value Comment
Coefficient of thermal expansion 20.0 °C Coefficient of thermal expansion of 9.9E-6 1/K -
- 100.0 °C Coefficient of thermal expansion of 1E-5 - 1.03E-5 1/K -
- 200.0 °C Coefficient of thermal expansion of 1E-5 - 1.08E-5 1/K -
- 300.0 °C Coefficient of thermal expansion of 1.05E-5 - 1.12E-5 1/K -
- 400.0 °C Coefficient of thermal expansion of 1.05E-5 - 1.16E-5 1/K -
- 500.0 °C Coefficient of thermal expansion of 1.1E-5 - 1.19E-5 1/K -
- 600.0 °C Coefficient of thermal expansion of 1.21E-5 1/K -
- 700.0 °C Coefficient of thermal expansion of 1.24E-5 1/K -
- 800.0 °C Coefficient of thermal expansion of 1.29E-5 1/K -
Melting point - Melting point of 1425 - 1530 °C Typical for Ferritic Stainless Steel
Specific heat capacity 20.0 °C Specific heat capacity of 450 - 460 J/(kg·K) -
- 100.0 °C Specific heat capacity of 482 J/(kg·K) -
- 200.0 °C Specific heat capacity of 506 J/(kg·K) -
- 300.0 °C Specific heat capacity of 525 J/(kg·K) -
- 400.0 °C Specific heat capacity of 547 J/(kg·K) -
- 500.0 °C Specific heat capacity of 576 J/(kg·K) -
- 600.0 °C Specific heat capacity of 616 J/(kg·K) -
Thermal conductivity 20.0 °C Thermal conductivity of 16 - 25 W/(m·K) -
- 100.0 °C Thermal conductivity of 17.2 W/(m·K) -
- 200.0 °C Thermal conductivity of 18.6 W/(m·K) -
- 300.0 °C Thermal conductivity of 20 W/(m·K) -
- 400.0 °C Thermal conductivity of 21.2 W/(m·K) -
- 500.0 °C Thermal conductivity of 22.3 W/(m·K) -
- 600.0 °C Thermal conductivity of 23.3 W/(m·K) -
- 700.0 °C Thermal conductivity of 24.1 W/(m·K) -
- 800.0 °C Thermal conductivity of 25.5 W/(m·K) -
- 900.0 °C Thermal conductivity of 26.9 W/(m·K) -
- 1000.0 °C Thermal conductivity of 28.3 W/(m·K) -
Thermal diffusivity 20.0 °C Thermal diffusivity of 4.7 mm²/s -
- 100.0 °C Thermal diffusivity of 4.5 mm²/s -
- 200.0 °C Thermal diffusivity of 4.5 mm²/s -
- 300.0 °C Thermal diffusivity of 4.6 mm²/s -
- 400.0 °C Thermal diffusivity of 4.4 mm²/s -
- 500.0 °C Thermal diffusivity of 4.1 mm²/s -
- 600.0 °C Thermal diffusivity of 3.6 mm²/s -

DIN 17440 Grade X3CrTi17 heat treated chemical

Property Value
Carbon Carbon of 0.05 %
Chromium Chromium of 16 - 18 %
Manganese Manganese of 1 %
Phosphorus Phosphorus of 0.04 %
Silicon Silicon of 1 %
Sulfur Sulfur of 0.015 - 0.03 %
Titanium Titanium of 0.8 %

DIN 17440 Grade X3CrTi17 heat treated electrical

Property Temperature Value
Electrical resistivity 20.0 °C Electrical resistivity of 6E-7 - 9.06E-7 Ω·m
- 100.0 °C Electrical resistivity of 9.42E-7 Ω·m
- 200.0 °C Electrical resistivity of 9.87E-7 Ω·m
- 300.0 °C Electrical resistivity of 1.03E-6 Ω·m
- 400.0 °C Electrical resistivity of 1.08E-6 Ω·m
- 500.0 °C Electrical resistivity of 1.12E-6 Ω·m
- 600.0 °C Electrical resistivity of 1.18E-6 Ω·m
- 700.0 °C Electrical resistivity of 1.22E-6 Ω·m
- 800.0 °C Electrical resistivity of 1.24E-6 Ω·m
- 900.0 °C Electrical resistivity of 1.26E-6 Ω·m
- 1000.0 °C Electrical resistivity of 1.27E-6 Ω·m

DIN 17440 Grade X3CrTi17 heat treated mechanical

Property Temperature Value Comment
Elastic modulus 20.0 °C Elastic modulus of 218 - 220 GPa -
- 100.0 °C Elastic modulus of 213 - 218 GPa -
- 200.0 °C Elastic modulus of 206 - 212 GPa -
- 300.0 °C Elastic modulus of 198 - 205 GPa -
- 400.0 °C Elastic modulus of 190 - 197 GPa -
- 500.0 °C Elastic modulus of 180 GPa -
- 600.0 °C Elastic modulus of 167 GPa -
- 700.0 °C Elastic modulus of 150 GPa -
Poisson's ratio 23.0 °C Poisson's ratio of 0.3 [-] Typical for Ferritic Stainless Steel
Shear modulus 23.0 °C Shear modulus of 77 GPa Typical for Ferritic Stainless Steel
Tensile strength 20.0 °C Tensile strength of 650 MPa -

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