07H25N16АG6F - эп750 sheet, round, wire
International Equivalent
| Mark | Analogue | W. Nr. | Aisi Uns | En | Order |
|---|---|---|---|---|---|
| 07X25N16AG6F | EP750 | Delivery from the stock, in stock |
Production
07Х25Н16АГ6Ф steel is smelted in an open induction furnace method of electroslag remelting. Production of normalized GOST 5632−72 (alloy steels and alloys with corrosion resistance, heat resistance and heat resistance), as well as the following: 14−1-1644−76; 14−1-1731−76; 14−1-3109−81; TU 14−1-911−74. This mark is used for the production of shtampovannyh structures with a complex shape, operating at temperatures up to 850 degrees Celsius.
Chemical composition 07Х25Н16АГ6Ф
| C | Ce | Cr | Fe | Mn | N | Ni | P | S | Si | V |
|---|---|---|---|---|---|---|---|---|---|---|
| ≤0,07 | ≤0,2 | 23−26 | DOS. | Of 5.0−7.0 | 0,3−0,45 | 14−18 | ≤0,035 | ≤0,015 | ≤0,6 | 0,2−0,5 |
Mechanical properties at t° 20°C
| TU | Type of products | σв, N/mm2 | σ0,2, N/mm2 | δ5, % | ψ, % |
|---|---|---|---|---|---|
| THAT 14−1-911−74 | Rod | 740 | 345 | 40 | 45 |
| THAT 14−1-3109−81 | 740 | 345 | 40 | 45 | |
| THAT 14−1-1731−74 | Thick sheet | 740 | 345 | 35 | - |
| THAT 14−1-1644−76 | A thin sheet | 740 | 345 | 25 (δ4) | - |
Mechanical properties of the sheet (rod) at a temperature of 20 degrees Celsius and higher temperatures (annealing at 1150 degrees)
| tисп, °C | σв, N/mm2 | σ0,2, N/mm2 | δ5, % | ψ, % | KCU, j/cm2 |
|---|---|---|---|---|---|
| 20 | 760 (780) | 345 (345) | 65 (55) | 78 | 380 (250) |
| 600 | 470 (470) | 177 (196) | 45 (32) | 52 | - |
| 700 | 360 (390) | 147 (-) | 25 (16) | 28 | - |
| 800 | 260 (290) | 127 (147) | 21 (16) | 21 | - |
| 850 | 220 (250) | 118 (167) | 27 (15) | 26 | 330 |
Physical characteristics
The alloy has a density of 7.83 g/cm3. The average modulus of elasticity equal to 19,3 · 104 N/mm Coefficient of thermal conductivity (λ) thermal coefficient of linear expansion (α)
| tисп, °C | λ, W/(m · K) | Temperature range, °C | α · 106, K-1 | tисп, °C | λ, W/(m · K) | Temperature range, °C | α · 106, K-1 |
|---|---|---|---|---|---|---|---|
| 100 | 15,1 | 20−100 | 16,2 | 500 | 20,9 | 20−500 | 18,0 |
| 200 | 16,3 | 20−200 | 16,6 | 600 | 22,2 | 20−600 | 18,3 |
| 300 | 17,6 | 20−300 | 16,8 | 700 | 23,9 | 20−700 | 18,5 |
| 400 | 19,3 | 20−400 | 17,4 | 800 | 25,6 | - | - |
Resistance to corrosion
Indicators of heat resistance and the oxidation time in conditions of calm air
| tисп, °C | νок, mm/year |
|---|---|
| 850 | 0,1−0,2 |
Technological properties
Hot pressure treatment, is performed at a temperature from 1160 to 980 °C. Annealing is carried out at t° 1050−1150°C With air cooling. Steel welded all types of welding. Manual arc welding is advised to perform using electrodes of the type О3Л-9A.
Buy at best price
In stock, Evek GmbH a wide range of high-temperature metal standard and non-standard parameters. Buy our products 07Х25Н16АГ6Ф is easy. Make a purchase, without leaving your office, for example, on the Internet through the website of the Company. To purchase only need to place your order and click «buy». If necessary, on any current issues You can contact one of our managers. They will provide all the necessary information on products, price range, conditions of implementation. The timing of orders is minimal. When wholesale purchases discounts are available.