EN 10217-7 Grade X6CrNiTi18-10 solution annealed (+AT)

EN 10217-7 Grade X6CrNiTi18-10 solution annealed (+AT) introduction

The austenitic steel X6CrNiTi18-10 is available in the solution annealed condition. Welded circular tubes of this steel are used for compression load and for corrosive load at room temperature, low temperatures and elevated temperatures. The material is resistant to intercrystalline corrosion (up to 400 °C) also in the welded condition.

Equivalent material: GB 06Cr18Ni11Ti, GB S32168, IS 04Cr19Ni9Ti20, ISO X6CrNiTi18-10, JIS SUS321TF, KS STS321TB, AISI 321, ASTM A249Type321, AISI Type321, UNS S32100, DIN 1.4541, DIN X6CrNiTi18-10, DIN X10CrNiMoTi18-10, AFNOR Z6CNT18-10, BS 321S12, BS 321S51, UNI X6CrNiTi1811, SS 2337, UNE F.3553, UNE F.3523, SAE 321, JIS SUS321, JIS SUS321TPY, JIS SUS321TP, JIS SUS321TB, EN 1.4541, GOST 06Ch18N10T, GOST 08X18H10T, GOST 12X18H10T, GB 0Cr18Ni11Ti, IS X04Cr18Ni10Ti

EN 10217-7 Grade X6CrNiTi18-10 solution annealed (+AT) general

Property Temperature Value
Density 20.0 °C Density of 7.9 - 7.93 g/cm³

EN 10217-7 Grade X6CrNiTi18-10 solution annealed (+AT) thermal

Property Temperature Value Comment
Coefficient of thermal expansion -100.0 °C Coefficient of thermal expansion of 1.49E-5 1/K -
- 20.0 °C Coefficient of thermal expansion of 1.61E-5 1/K -
- 100.0 °C Coefficient of thermal expansion of 1.6E-5 - 1.67E-5 1/K -
- 200.0 °C Coefficient of thermal expansion of 1.65E-5 - 1.72E-5 1/K -
- 300.0 °C Coefficient of thermal expansion of 1.7E-5 - 1.77E-5 1/K -
- 400.0 °C Coefficient of thermal expansion of 1.75E-5 - 1.81E-5 1/K -
- 500.0 °C Coefficient of thermal expansion of 1.8E-5 - 1.84E-5 1/K -
- 600.0 °C Coefficient of thermal expansion of 1.88E-5 1/K -
- 700.0 °C Coefficient of thermal expansion of 1.91E-5 1/K -
- 800.0 °C Coefficient of thermal expansion of 1.94E-5 1/K -
- 900.0 °C Coefficient of thermal expansion of 1.97E-5 1/K -
- 1000.0 °C Coefficient of thermal expansion of 2E-5 1/K -
Melting point - Melting point of 1230 - 1480 °C Typical for Austenitic Stainless Steel
Specific heat capacity -100.0 °C Specific heat capacity of 440 J/(kg·K) -
- 20.0 °C Specific heat capacity of 472 - 500 J/(kg·K) -
- 100.0 °C Specific heat capacity of 487 J/(kg·K) -
- 200.0 °C Specific heat capacity of 503 J/(kg·K) -
- 300.0 °C Specific heat capacity of 512 J/(kg·K) -
- 400.0 °C Specific heat capacity of 520 J/(kg·K) -
- 500.0 °C Specific heat capacity of 530 J/(kg·K) -
- 600.0 °C Specific heat capacity of 541 J/(kg·K) -
- 700.0 °C Specific heat capacity of 551 J/(kg·K) -
- 800.0 °C Specific heat capacity of 559 J/(kg·K) -
- 900.0 °C Specific heat capacity of 565 J/(kg·K) -
- 1000.0 °C Specific heat capacity of 571 J/(kg·K) -
Thermal conductivity 20.0 °C Thermal conductivity of 14.3 - 15 W/(m·K) -
- 100.0 °C Thermal conductivity of 15.8 W/(m·K) -
- 200.0 °C Thermal conductivity of 17.5 W/(m·K) -
- 300.0 °C Thermal conductivity of 19 W/(m·K) -
- 400.0 °C Thermal conductivity of 20.5 W/(m·K) -
- 500.0 °C Thermal conductivity of 21.9 W/(m·K) -
- 600.0 °C Thermal conductivity of 23.3 W/(m·K) -
- 700.0 °C Thermal conductivity of 24.6 W/(m·K) -
- 800.0 °C Thermal conductivity of 26 W/(m·K) -
- 900.0 °C Thermal conductivity of 27.4 W/(m·K) -
- 1000.0 °C Thermal conductivity of 28.8 W/(m·K) -
Thermal diffusivity 20.0 °C Thermal diffusivity of 3.8 mm²/s -
- 100.0 °C Thermal diffusivity of 4 mm²/s -
- 200.0 °C Thermal diffusivity of 4.2 mm²/s -
- 300.0 °C Thermal diffusivity of 4.6 mm²/s -
- 400.0 °C Thermal diffusivity of 4.8 mm²/s -
- 500.0 °C Thermal diffusivity of 4.9 mm²/s -
- 600.0 °C Thermal diffusivity of 5 mm²/s -
- 700.0 °C Thermal diffusivity of 5.3 mm²/s -
- 800.0 °C Thermal diffusivity of 5.6 mm²/s -
- 900.0 °C Thermal diffusivity of 5.9 mm²/s -
- 1000.0 °C Thermal diffusivity of 6 mm²/s -

EN 10217-7 Grade X6CrNiTi18-10 solution annealed (+AT) chemical

Property Value
Carbon Carbon of 0.08 %
Chromium Chromium of 17 - 19 %
Manganese Manganese of 2 %
Nickel Nickel of 9 - 12 %
Phosphorus Phosphorus of 0.05 %
Silicon Silicon of 1 %
Sulfur Sulfur of 0.015 %
Titanium Titanium of 0.7 %

EN 10217-7 Grade X6CrNiTi18-10 solution annealed (+AT) electrical

Property Temperature Value
Electrical resistivity 20.0 °C Electrical resistivity of 7.1E-7 - 7.3E-7 Ω·m
- 100.0 °C Electrical resistivity of 7.76E-7 Ω·m
- 200.0 °C Electrical resistivity of 8.49E-7 Ω·m
- 300.0 °C Electrical resistivity of 9.14E-7 Ω·m
- 400.0 °C Electrical resistivity of 9.71E-7 Ω·m
- 500.0 °C Electrical resistivity of 1.02E-6 Ω·m
- 600.0 °C Electrical resistivity of 1.07E-6 Ω·m
- 700.0 °C Electrical resistivity of 1.1E-6 Ω·m
- 800.0 °C Electrical resistivity of 1.14E-6 Ω·m
- 900.0 °C Electrical resistivity of 1.17E-6 Ω·m
- 1000.0 °C Electrical resistivity of 1.19E-6 Ω·m

EN 10217-7 Grade X6CrNiTi18-10 solution annealed (+AT) mechanical

Property Temperature Value
Elastic modulus -100.0 °C Elastic modulus of 206 GPa
- 20.0 °C Elastic modulus of 196 - 200 GPa
- 95.0 °C Elastic modulus of 193.05 GPa
- 100.0 °C Elastic modulus of 190 - 194 GPa
- 150.0 °C Elastic modulus of 188.23 GPa
- 200.0 °C Elastic modulus of 182 - 186 GPa
- 205.0 °C Elastic modulus of 182.71 GPa
- 260.0 °C Elastic modulus of 177.88 GPa
- 300.0 °C Elastic modulus of 174 - 179 GPa
- 315.0 °C Elastic modulus of 174.44 GPa
- 370.0 °C Elastic modulus of 168.92 GPa
- 400.0 °C Elastic modulus of 166 - 172 GPa
- 425.0 °C Elastic modulus of 164.1 GPa
- 485.0 °C Elastic modulus of 159.96 GPa
- 500.0 °C Elastic modulus of 158 - 165 GPa
- 540.0 °C Elastic modulus of 155.13 GPa
- 595.0 °C Elastic modulus of 151 GPa
- 600.0 °C Elastic modulus of 150 GPa
- 650.0 °C Elastic modulus of 146.17 GPa
- 700.0 °C Elastic modulus of 142 GPa
- 705.0 °C Elastic modulus of 140.65 GPa
- 760.0 °C Elastic modulus of 135.83 GPa
- 800.0 °C Elastic modulus of 134 GPa
- 815.0 °C Elastic modulus of 131.69 GPa
- 900.0 °C Elastic modulus of 127 GPa
- 1000.0 °C Elastic modulus of 120 GPa
Elongation 20.0 °C Elongation of 35 %
Elongation, transverse 20.0 °C Elongation, transverse of 30 %
Poisson's ratio 20.0 °C Poisson's ratio of 0.29 [-]
- 95.0 °C Poisson's ratio of 0.3 [-]
- 150.0 °C Poisson's ratio of 0.29 [-]
- 205.0 °C Poisson's ratio of 0.29 [-]
- 260.0 °C Poisson's ratio of 0.3 [-]
- 315.0 °C Poisson's ratio of 0.3 [-]
- 370.0 °C Poisson's ratio of 0.3 [-]
- 425.0 °C Poisson's ratio of 0.31 [-]
- 485.0 °C Poisson's ratio of 0.32 [-]
- 540.0 °C Poisson's ratio of 0.32 [-]
- 595.0 °C Poisson's ratio of 0.34 [-]
- 650.0 °C Poisson's ratio of 0.34 [-]
- 705.0 °C Poisson's ratio of 0.33 [-]
- 760.0 °C Poisson's ratio of 0.33 [-]
- 815.0 °C Poisson's ratio of 0.35 [-]
Shear modulus 20.0 °C Shear modulus of 77.22 GPa
- 95.0 °C Shear modulus of 74.46 GPa
- 150.0 °C Shear modulus of 73.08 GPa
- 205.0 °C Shear modulus of 71.02 GPa
- 260.0 °C Shear modulus of 68.26 GPa
- 315.0 °C Shear modulus of 66.88 GPa
- 370.0 °C Shear modulus of 64.81 GPa
- 425.0 °C Shear modulus of 62.74 GPa
- 485.0 °C Shear modulus of 60.67 GPa
- 540.0 °C Shear modulus of 58.61 GPa
- 595.0 °C Shear modulus of 56.54 GPa
- 650.0 °C Shear modulus of 54.47 GPa
- 705.0 °C Shear modulus of 53.09 GPa
- 760.0 °C Shear modulus of 51.02 GPa
- 815.0 °C Shear modulus of 48.95 GPa
Tensile strength 20.0 °C Tensile strength of 500 - 730 MPa
Tensile strength, transverse 20.0 °C Tensile strength, transverse of 500 - 730 MPa
Yield strength Rp0.2 20.0 °C Yield strength Rp0.2 of 200 MPa
- 50.0 °C Yield strength Rp0.2 of 162 - 190 MPa
- 100.0 °C Yield strength Rp0.2 of 147 - 176 MPa
- 150.0 °C Yield strength Rp0.2 of 132 - 167 MPa
- 200.0 °C Yield strength Rp0.2 of 118 - 157 MPa
- 250.0 °C Yield strength Rp0.2 of 108 - 147 MPa
- 300.0 °C Yield strength Rp0.2 of 100 - 136 MPa
- 350.0 °C Yield strength Rp0.2 of 94 - 130 MPa
- 400.0 °C Yield strength Rp0.2 of 89 - 125 MPa
- 450.0 °C Yield strength Rp0.2 of 85 - 121 MPa
- 500.0 °C Yield strength Rp0.2 of 81 - 119 MPa
- 550.0 °C Yield strength Rp0.2 of 80 - 118 MPa
Yield strength Rp0.2, transverse 20.0 °C Yield strength Rp0.2, transverse of 200 MPa
Yield strength Rp1.0 20.0 °C Yield strength Rp1.0 of 235 MPa
- 50.0 °C Yield strength Rp1.0 of 201 - 222 MPa
- 100.0 °C Yield strength Rp1.0 of 181 - 208 MPa
- 150.0 °C Yield strength Rp1.0 of 162 - 195 MPa
- 200.0 °C Yield strength Rp1.0 of 147 - 185 MPa
- 250.0 °C Yield strength Rp1.0 of 137 - 175 MPa
- 300.0 °C Yield strength Rp1.0 of 127 - 167 MPa
- 350.0 °C Yield strength Rp1.0 of 121 - 161 MPa
- 400.0 °C Yield strength Rp1.0 of 116 - 156 MPa
- 450.0 °C Yield strength Rp1.0 of 112 - 152 MPa
- 500.0 °C Yield strength Rp1.0 of 109 - 149 MPa
- 550.0 °C Yield strength Rp1.0 of 108 - 147 MPa

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