EN 10217-7 Grade X6CrNiMoTi17-12-2 solution annealed (+AT)

EN 10217-7 Grade X6CrNiMoTi17-12-2 solution annealed (+AT) introduction

The austenitic steel X6CrNiMoTi17-12-2 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 06Cr17Ni12Mo2Ti, GB S31668, ISO X6CrNiMoTi17-12, JIS SUS316TiTB, AISI 316Ti, AISI Type316Ti, UNS S31635, DIN 1.4571, DIN X6CrNiMoTi17-12-2, DIN X10CrNiMoTi18-10, AFNOR Z6CNDT17-12, BS 320S17, UNI X6CrNiMoTi1712, SS 2350, UNE F.3535, SAE 316Ti, JIS SUS316TiTP, JIS SUS316Ti, JIS TW60, EN 1.4571, GOST 10Ch17N13M2T, ASTM TP316Ti, ASTM 316Ti, ASTM F316Ti

EN 10217-7 Grade X6CrNiMoTi17-12-2 solution annealed (+AT) general

Property Temperature Value
Density 20.0 °C Density of 7.96 - 8 g/cm³

EN 10217-7 Grade X6CrNiMoTi17-12-2 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 1.65E-5 - 1.67E-5 1/K -
- 200.0 °C Coefficient of thermal expansion of 1.72E-5 - 1.75E-5 1/K -
- 300.0 °C Coefficient of thermal expansion of 1.77E-5 - 1.8E-5 1/K -
- 400.0 °C Coefficient of thermal expansion of 1.81E-5 - 1.85E-5 1/K -
- 500.0 °C Coefficient of thermal expansion of 1.84E-5 - 1.9E-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 13.3 - 15 W/(m·K) -
- 100.0 °C Thermal conductivity of 14.9 W/(m·K) -
- 200.0 °C Thermal conductivity of 16.5 W/(m·K) -
- 300.0 °C Thermal conductivity of 18.1 W/(m·K) -
- 400.0 °C Thermal conductivity of 19.5 W/(m·K) -
- 500.0 °C Thermal conductivity of 21 W/(m·K) -
- 600.0 °C Thermal conductivity of 22.4 W/(m·K) -
- 700.0 °C Thermal conductivity of 23.8 W/(m·K) -
- 800.0 °C Thermal conductivity of 25.2 W/(m·K) -
Thermal diffusivity 20.0 °C Thermal diffusivity of 3.5 mm²/s -
- 100.0 °C Thermal diffusivity of 3.8 mm²/s -
- 200.0 °C Thermal diffusivity of 4 mm²/s -
- 300.0 °C Thermal diffusivity of 4.3 mm²/s -
- 400.0 °C Thermal diffusivity of 4.5 mm²/s -
- 500.0 °C Thermal diffusivity of 4.7 mm²/s -
- 600.0 °C Thermal diffusivity of 4.8 mm²/s -
- 700.0 °C Thermal diffusivity of 5.1 mm²/s -
- 800.0 °C Thermal diffusivity of 5.4 mm²/s -

EN 10217-7 Grade X6CrNiMoTi17-12-2 solution annealed (+AT) chemical

Property Value
Carbon Carbon of 0.08 %
Chromium Chromium of 16.5 - 18.5 %
Manganese Manganese of 2 %
Molybdenum Molybdenum of 2 - 2.5 %
Nickel Nickel of 10.5 - 13.5 %
Phosphorus Phosphorus of 0.05 %
Silicon Silicon of 1 %
Sulfur Sulfur of 0.015 %
Titanium Titanium of 0.7 %

EN 10217-7 Grade X6CrNiMoTi17-12-2 solution annealed (+AT) electrical

Property Temperature Value
Electrical resistivity 20.0 °C Electrical resistivity of 7.5E-7 - 7.91E-7 Ω·m
- 100.0 °C Electrical resistivity of 8.45E-7 Ω·m
- 200.0 °C Electrical resistivity of 9.19E-7 Ω·m
- 300.0 °C Electrical resistivity of 9.77E-7 Ω·m
- 400.0 °C Electrical resistivity of 1.03E-6 Ω·m
- 500.0 °C Electrical resistivity of 1.08E-6 Ω·m
- 600.0 °C Electrical resistivity of 1.12E-6 Ω·m
- 700.0 °C Electrical resistivity of 1.15E-6 Ω·m
- 800.0 °C Electrical resistivity of 1.18E-6 Ω·m

EN 10217-7 Grade X6CrNiMoTi17-12-2 solution annealed (+AT) mechanical

Property Temperature Value Comment
Elastic modulus -100.0 °C Elastic modulus of 206 GPa -
- 20.0 °C Elastic modulus of 196 - 200 GPa -
- 100.0 °C Elastic modulus of 190 - 194 GPa -
- 200.0 °C Elastic modulus of 182 - 186 GPa -
- 300.0 °C Elastic modulus of 174 - 179 GPa -
- 400.0 °C Elastic modulus of 166 - 172 GPa -
- 500.0 °C Elastic modulus of 158 - 165 GPa -
- 600.0 °C Elastic modulus of 150 GPa -
- 700.0 °C Elastic modulus of 142 GPa -
- 800.0 °C Elastic modulus of 134 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 23.0 °C Poisson's ratio of 0.3 [-] Typical for Austenitic Stainless Steel
Shear modulus 23.0 °C Shear modulus of 77 GPa Typical for Austenitic Stainless Steel
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 210 MPa -
- 50.0 °C Yield strength Rp0.2 of 182 - 202 MPa -
- 100.0 °C Yield strength Rp0.2 of 166 - 185 MPa -
- 150.0 °C Yield strength Rp0.2 of 152 - 177 MPa -
- 200.0 °C Yield strength Rp0.2 of 137 - 167 MPa -
- 250.0 °C Yield strength Rp0.2 of 127 - 157 MPa -
- 300.0 °C Yield strength Rp0.2 of 118 - 145 MPa -
- 350.0 °C Yield strength Rp0.2 of 113 - 140 MPa -
- 400.0 °C Yield strength Rp0.2 of 108 - 135 MPa -
- 450.0 °C Yield strength Rp0.2 of 103 - 131 MPa -
- 500.0 °C Yield strength Rp0.2 of 100 - 129 MPa -
- 550.0 °C Yield strength Rp0.2 of 98 - 127 MPa -
Yield strength Rp0.2, transverse 20.0 °C Yield strength Rp0.2, transverse of 210 MPa -
Yield strength Rp1.0 20.0 °C Yield strength Rp1.0 of 245 MPa -
- 50.0 °C Yield strength Rp1.0 of 201 - 234 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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