ЭИ402 (8Х18Н12Б)
Классификация
| Страна | Раздел | Категория |
|---|---|---|
| Украина | Коррозионно-стойкие сплавы и стали | Коррозионно-стойкие сплавы |
Химический состав
| Стандарт | Fe, % | Si, % | Mn, % | Cr, % | Ti, % | Ni, % | V, % | P, % | C, % | S, % | Nb, % | Mo, % | W, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ГОСТ 5632-14 | 63.065–72 | < 0.8 | < 2 | 17–19 | < 0.2 | 11–13 | < 0.2 | < 0.035 | < 0.08 | < 0.02 | < 1.1 | < 0.3 | < 0.2 |
Примечание: Nb > 10*C
Примечание: По согласованию: Mo < 0.10
Примечание: Электрошлаковый переплав (-Ш): S < 0.015
Примечание: Атомная промышленность: Cu < 0.30
Информация о поставщиках
Properties
| Property |
|---|
| Weldability By NAKS Group: M11 (W11) |
| Performance characteristics According to GOST R 54803-2011 Long products Application temperature: -70 - 600 ° C |
| Operational characteristics According to GOST R 54803-2011 Nuts Application temperature: -70 - 600 ° C |
| Operational characteristics According to GOST R 54803-2011 Washers Application temperature: -70 - 600 ° C |
| Performance characteristics According to GOST R 54803-2011 Studs Application temperature: -70 - 600 ° C |
| According to GOST 5949 Note. The norms of mechanical properties apply to samples taken from steel with a diameter or thickness of up to 60 mm. |
| For steel with a diameter or thickness of st. 60 to 100mm, a reduction in elongation of 1abs.% Is allowed, |
| relative narrowing by 5abs.% and impact strength by 4.9 J / cm2 at a rate of less than 78.4 J / cm2 and by 9.8 J / cm2 at a rate of 78.4 J / cm2 or more. |
| For steel with a diameter or thickness of st. 100 to 150mm, a reduction in elongation of 3abs.% Is allowed, |
| a relative narrowing of 10 abs.% and impact strength of 9.8 J / cm2 at a rate of less than 78.4 J / cm2 and at 14.7 J / cm2 at a rate of 78.4 J / cm2 or more. |
| Yield strength:> 175 MPa Tensile strength:> 490 MPa Elongation:> 40% Elongation:> 55% |
| By agreement M1 (tests at elevated temperature) Note By agreement |
| Calculated Properties Density: 7.85 g / cm3 |
Аналоги
| Германия | США |
|---|---|
| 1.4550 (X6CrNiNb18-10) | S34800 |
Стандарты
| Стандарт | Описание |
|---|---|
| ГОСТ 5632-14 | |
| ГОСТ 5632-72 | |
| ГОСТ 5949-18 |
Описание химических элементов
| Элемент | Единицы измерений | Описание |
|---|---|---|
| Fe | % | Железо |
| Si | % | Кремний |
| Mn | % | Марганец |
| Cr | % | Хром |
| Ti | % | Титан |
| Ni | % | Никель |
| V | % | Ванадий |
| P | % | Фосфор |
| C | % | Углерод |
| S | % | Сера |
| Nb | % | Ниобий |
| Mo | % | Молибден |
| W | % | Вольфрам |