DIN 17440 Grade X6CrNiNb18-10 quenched (+Q)
DIN 17440 Grade X6CrNiNb18-10 quenched (+Q) introduction
Properties:
- corrosion characteristics can be compared with those of 1.4541
- bends with certain welding conditions tohot cracking
- due to the Nb-content not high polishable
- for construction of pressure vessels to 300 °C certified, with appraisals to 550 °C
Application:
- in large extent applicable for welded parts in the chemical apparatus engineering, in food industry, in film and photo industry as well as for houseware
Equivalent material: GB 0Cr18Ni11Nb, AFNOR Z6CNNb18-10, BS 347S17, GOST 08Ch18N12B, ISO 16, UNI X6CrNiNb18-11, JIS SUS347, ÖNORM X6CrNiNb18-10S, PN 0H18N12Nb, SS 2338, UNE F.3524, UNE X6CrNiNb18-11, ASTM 347, DIN 1.4550, DIN X10CrNiNb, UNI X6CrNiNb1811, UNE F.3552, AISI 347H, SAE 347H, JIS SUS347TP, JIS SUS347TPY, JIS SUS347TF, JIS SUS347TKA, JIS SUS347FB, JIS SUS347TB, EN X6CrNiNb18-10, EN 1.4550, ASTM S34709, ASTM Grade F347H, UNS S34709
DIN 17440 Grade X6CrNiNb18-10 quenched (+Q) general
| Property | Temperature | Value |
|---|---|---|
| Density | 20.0 °C | Density of 7.9 - 7.93 g/cm³ |
DIN 17440 Grade X6CrNiNb18-10 quenched (+Q) 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 1.7E-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 1.8E-5 - 1.81E-5 1/K | - |
| - | 425.0 °C | Coefficient of thermal expansion of 1.76E-5 1/K | - |
| - | 485.0 °C | Coefficient of thermal expansion of 1.78E-5 1/K | - |
| - | 500.0 °C | Coefficient of thermal expansion of 1.8E-5 - 1.84E-5 1/K | - |
| - | 540.0 °C | Coefficient of thermal expansion of 1.8E-5 1/K | - |
| - | 595.0 °C | Coefficient of thermal expansion of 1.83E-5 1/K | - |
| - | 600.0 °C | Coefficient of thermal expansion of 1.88E-5 1/K | - |
| - | 650.0 °C | Coefficient of thermal expansion of 1.85E-5 1/K | - |
| - | 700.0 °C | Coefficient of thermal expansion of 1.91E-5 1/K | - |
| - | 705.0 °C | Coefficient of thermal expansion of 1.87E-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 | - |
| Max service temperature, long | - | Max service temperature, long of 0 - 550 °C | - |
| 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 | - |
DIN 17440 Grade X6CrNiNb18-10 quenched (+Q) chemical
| Property | Value |
|---|---|
| Carbon | Carbon of 0.08 % |
| Chromium | Chromium of 17 - 19 % |
| Manganese | Manganese of 2 % |
| Nickel | Nickel of 9 - 12 % |
| Niobium | Niobium of 1 % |
| Phosphorus | Phosphorus of 0.05 % |
| Silicon | Silicon of 1 % |
| Sulfur | Sulfur of 0.015 - 0.03 % |
DIN 17440 Grade X6CrNiNb18-10 quenched (+Q) 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 |
DIN 17440 Grade X6CrNiNb18-10 quenched (+Q) 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 194.43 GPa |
| - | 100.0 °C | Elastic modulus of 190 - 194 GPa |
| - | 150.0 °C | Elastic modulus of 189.61 GPa |
| - | 200.0 °C | Elastic modulus of 182 - 186 GPa |
| - | 205.0 °C | Elastic modulus of 184.78 GPa |
| - | 260.0 °C | Elastic modulus of 179.95 GPa |
| - | 300.0 °C | Elastic modulus of 174 - 179 GPa |
| - | 315.0 °C | Elastic modulus of 175.13 GPa |
| - | 370.0 °C | Elastic modulus of 170.99 GPa |
| - | 400.0 °C | Elastic modulus of 166 - 172 GPa |
| - | 425.0 °C | Elastic modulus of 166.16 GPa |
| - | 485.0 °C | Elastic modulus of 161.34 GPa |
| - | 500.0 °C | Elastic modulus of 158 - 165 GPa |
| - | 540.0 °C | Elastic modulus of 157.2 GPa |
| - | 595.0 °C | Elastic modulus of 151.69 GPa |
| - | 600.0 °C | Elastic modulus of 150 GPa |
| - | 650.0 °C | Elastic modulus of 147.54 GPa |
| - | 700.0 °C | Elastic modulus of 142 GPa |
| - | 705.0 °C | Elastic modulus of 142.72 GPa |
| - | 760.0 °C | Elastic modulus of 137.9 GPa |
| - | 800.0 °C | Elastic modulus of 134 GPa |
| - | 815.0 °C | Elastic modulus of 133.76 GPa |
| - | 870.0 °C | Elastic modulus of 128.93 GPa |
| - | 900.0 °C | Elastic modulus of 127 GPa |
| - | 1000.0 °C | Elastic modulus of 120 GPa |
| Elongation | 20.0 °C | Elongation of 30 - 40 % |
| Elongation A80 | 20.0 °C | Elongation A80 of 35 % |
| Elongation A80, transverse | 20.0 °C | Elongation A80, transverse of 42 % |
| Elongation, transverse | 20.0 °C | Elongation, transverse of 30 - 42 % |
| Poisson's ratio | 20.0 °C | Poisson's ratio of 0.27 [-] |
| - | 95.0 °C | Poisson's ratio of 0.28 [-] |
| - | 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 0.29 [-] |
| - | 315.0 °C | Poisson's ratio of 0.3 [-] |
| - | 370.0 °C | Poisson's ratio of 0.31 [-] |
| - | 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 0.33 [-] |
| - | 595.0 °C | Poisson's ratio of 0.33 [-] |
| - | 650.0 °C | Poisson's ratio of 0.32 [-] |
| - | 705.0 °C | Poisson's ratio of 0.33 [-] |
| - | 760.0 °C | Poisson's ratio of 0.35 [-] |
| - | 815.0 °C | Poisson's ratio of 0.35 [-] |
| - | 870.0 °C | Poisson's ratio of 0.36 [-] |
| Shear modulus | 20.0 °C | Shear modulus of 78.6 GPa |
| - | 95.0 °C | Shear modulus of 75.84 GPa |
| - | 150.0 °C | Shear modulus of 73.77 GPa |
| - | 205.0 °C | Shear modulus of 71.71 GPa |
| - | 260.0 °C | Shear modulus of 69.64 GPa |
| - | 315.0 °C | Shear modulus of 67.57 GPa |
| - | 370.0 °C | Shear modulus of 65.5 GPa |
| - | 425.0 °C | Shear modulus of 63.43 GPa |
| - | 485.0 °C | Shear modulus of 61.36 GPa |
| - | 540.0 °C | Shear modulus of 59.3 GPa |
| - | 595.0 °C | Shear modulus of 57.23 GPa |
| - | 650.0 °C | Shear modulus of 55.85 GPa |
| - | 705.0 °C | Shear modulus of 53.78 GPa |
| - | 760.0 °C | Shear modulus of 51.11 GPa |
| - | 815.0 °C | Shear modulus of 49.64 GPa |
| - | 870.0 °C | Shear modulus of 47.57 GPa |
| Tensile strength | 20.0 °C | Tensile strength of 510 - 740 MPa |
| Tensile strength, transverse | 20.0 °C | Tensile strength, transverse of 510 - 740 MPa |
| Yield strength Rp0.2 | 20.0 °C | Yield strength Rp0.2 of 205 MPa |
| - | 50.0 °C | Yield strength Rp0.2 of 191 MPa |
| - | 100.0 °C | Yield strength Rp0.2 of 177 MPa |
| - | 150.0 °C | Yield strength Rp0.2 of 167 MPa |
| - | 200.0 °C | Yield strength Rp0.2 of 157 MPa |
| - | 250.0 °C | Yield strength Rp0.2 of 147 MPa |
| - | 300.0 °C | Yield strength Rp0.2 of 136 MPa |
| - | 350.0 °C | Yield strength Rp0.2 of 130 MPa |
| - | 400.0 °C | Yield strength Rp0.2 of 125 MPa |
| - | 450.0 °C | Yield strength Rp0.2 of 121 MPa |
| - | 500.0 °C | Yield strength Rp0.2 of 119 MPa |
| - | 550.0 °C | Yield strength Rp0.2 of 118 MPa |
| Yield strength Rp0.2, transverse | 20.0 °C | Yield strength Rp0.2, transverse of 205 MPa |
| Yield strength Rp1.0 | 20.0 °C | Yield strength Rp1.0 of 240 MPa |
| - | 50.0 °C | Yield strength Rp1.0 of 226 MPa |
| - | 100.0 °C | Yield strength Rp1.0 of 211 MPa |
| - | 150.0 °C | Yield strength Rp1.0 of 196 MPa |
| - | 200.0 °C | Yield strength Rp1.0 of 186 MPa |
| - | 250.0 °C | Yield strength Rp1.0 of 177 MPa |
| - | 300.0 °C | Yield strength Rp1.0 of 167 MPa |
| - | 350.0 °C | Yield strength Rp1.0 of 161 MPa |
| - | 400.0 °C | Yield strength Rp1.0 of 156 MPa |
| - | 450.0 °C | Yield strength Rp1.0 of 152 MPa |
| - | 500.0 °C | Yield strength Rp1.0 of 149 MPa |
| - | 550.0 °C | Yield strength Rp1.0 of 147 MPa |
| Yield strength Rp1.0, transverse | 20.0 °C | Yield strength Rp1.0, transverse of 240 MPa |
Empower your construction projects with our dependable steel solutions.
-- Our promise
Similar or equivalent steel materials
- UGI®347H – UGI®4550
- Sandvik 8R40
- Sandvik 6R44
- DIN 17440 Grade X6CrNiNb18-10 solution heat-treated and quenched
- EN 10272 Grade X6CrNiNb18-10 solution annealed (+AT)
- EN 10028-7 Grade X6CrNiNb18-10 solution annealed (+AT)
- EN 10216-5 Grade X6CrNiNb18-10 solution annealed (+AT)
- EN 10217-7 Grade X6CrNiNb18-10 solution annealed (+AT)
- EN 10250-4 Grade X6CrNiNb18-10 solution annealed (+AT)
- EN 10222-5 Grade X6CrNiNb18-10 solution annealed (+AT)
Get a quote