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.