Germany · DIN
1.4864
SEW 470
Chemical composition
wt% · log scale- min – max range
- typical value
Mechanical properties
value range by conditionPhysical properties
vs. temperatureCreep properties
- 1000.0h
- 10000.0h
- 100000.0h
Temperature °C · time at rupture
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| C | 0.15 | |||
| Cr | 15 | 17 | ||
| Mn | 2 | |||
| Ni | 33 | 37 | ||
| P | 0.03 | |||
| S | 0.02 | |||
| Si | 1 | 2 |
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| Condition not stated | ≥230 | 550–800 | ≥22 (> 3 mm); Lo = 5 x d; (trans.)；≥30 (> 3 mm); Lo = 5 x d; (long.) | HB ≤223 | ||
| Wires, quenched and tempered, 1, 5 < d <= 15 mm | ≤230 | ≤550 | ≤22；≤30 | |||
| Wires, quenched and tempered, 1, HB | 5 < d <= 15 mm 223 | |||||
| heavy plate, 5 < t <= 30 mm, sheet, quenched and tempered, 0 | 230 | 550 800.00 | 22；30 | |||
| heavy plate, 5 < t <= 30 mm, HB | 薄板 淬火和回火 0 223.00 | |||||
| bars, quenched and tempered, 5 < d <=, 160 mm | ≥230 | 550–800 | ≥22 (> 3 mm); Lo = 5 x d; (trans.)；≥30 (> 3 mm); Lo = 5 x d; (long.) | HB ≤223 | ||
| steel strip, quenched and tempered, 0, 5 < t <= 10 mm | ≤230 | ≤550 | ≤22；≤30 | |||
| steel strip, quenched and tempered, 0, HB | 5 < t <= 10 mm 223 | |||||
| steel tubes, quenched and tempered, 0, 5 < t <= 20 mm | ≤230 | ≤550 | ≤22；≤30 | |||
| steel tubes, quenched and tempered, 0, HB | 5 < t <= 20 mm 223 |
Physical properties
20.0
| Elastic modulus | Mean thermal expansion | Thermal conductivity | Specific heat | Resistivity | Density | Poisson's ratio |
|---|---|---|---|---|---|---|
| 12.50 | 550.00 | 1.00 | 8.00 |
Typical physical values
| Density | Elastic modulus | Poisson's ratio | Remarks |
|---|---|---|---|
| 7.61–8.10 | 190.00–215.00 | 0.27–0.30 | 不锈钢的典型材料性能数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。 |
| 7.86 | 190.00–210.00 | 0.27–0.30 | 低碳，高合金钢材料性能属性数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。 |
Creep
| Temperature ℃ | Time h | Rp1 | CRS |
|---|---|---|---|
| 600 | 1000.0h | 105.0 | 180.0 |
| 600 | 10000.0h | 80.0 | 125.0 |
| 600 | 100000.0h | 40.0 | 75.0 |
| 700 | 1000.0h | 50.0 | 75.0 |
| 700 | 10000.0h | 35.0 | 45.0 |
| 700 | 100000.0h | 14.0 | 25.0 |
| 800 | 1000.0h | 25.0 | 35.0 |
| 800 | 10000.0h | 15.0 | 20.0 |
| 800 | 100000.0h | 4.0 | 7.0 |
| 900 | 1000.0h | 12.0 | 15.0 |
| 900 | 10000.0h | 5.0 | 8.0 |
| 900 | 100000.0h | 1.5 | 3.0 |
| 1000 | 100000.0h | 1.5 |
Similar grades
| Grade | Region | System |
|---|---|---|
| S33010 |  China | GB |
| 12Cr16Ni35 | China | GB |
| 1.4864 |  Italy | UNI |
| X 12 NiCrSi 35 16 | Italy | UNI |
| 1.4864 |  Spain | UNE |
| X 12 NiCrSi 35 16 | Spain | UNE |
| 1.4864 |  Romania | STAS |
| X 12 NiCrSi 35 16 | Romania | STAS |
| 1.4864 |  Sweden | SS |
| X 12 NiCrSi 35 16 | Sweden | SS |
| 1.4864 |  Switzerland | SNV |
| X 12 NiCrSi 35 16 | Switzerland | SNV |
| 1.4864 |  Finland | SFS |
| X 12 NiCrSi 35 16 | Finland | SFS |
| 1.4864 |  Poland | PN |
| X 12 NiCrSi 35 16 | Poland | PN |
| 1.4864 |  Austria | ONORM |
| X 12 NiCrSi 35 16 | Austria | ONORM |
| 1.4864 |  Norway | NS |
| X 12 NiCrSi 35 16 | Norway | NS |
| 1.4864 |  Belgium | NBN |
| X 12 NiCrSi 35 16 | Belgium | NBN |
| 1.4864 |  Hungary | MSZ |
| X 12 NiCrSi 35 16 | Hungary | MSZ |
| 1.4864 | Czech Republic | CSN |
| X 12 NiCrSi 35 16 | Czech Republic | CSN |
| 1.4864 | Bulgaria | BDS |
| X 12 NiCrSi 35 16 | Bulgaria | BDS |
| 1.4864 |  United Kingdom | B.S. |
| X 12 NiCrSi 35 16 | United Kingdom | B.S. |
| 1.4864 |  France | AFNOR NF |
| X 12 NiCrSi 35 16 | France | AFNOR NF |
| X 12 NiCrSi 35 16 | Germany | DIN |