18KH11MNFB - эп291 sheet, round, wire
International Equivalent
| Mark | Analogue | W. Nr. | Aisi Uns | En | Order |
|---|---|---|---|---|---|
| 18Х11МНФБ | EP291 | ~1.4923 | ~X22CrMoV12-1 | Delivery from the stock, in stock |
Technical characteristics
Heat resistant stainless steel high alloy steel martensitic class. Specific weight 7.85 g/cm3. The alloy is alloyed with Nickel, manganese, molybdenum, vanadium, niobium, copper, silicon, combines the corrosion resistance and high wear resistance and toughness (590 kJ/m2)
The percentage composition of (GOST 5632−72)
| Fe | With | Cu | Si | Mn | Ni | P | S | Mo | Nb | V |
|---|---|---|---|---|---|---|---|---|---|---|
| basis | 0.15 — 0.21 | ≤0.3 mm | ≤0,6 | 0.6 — 1 | 0.5 — 1 | ≤0,03 | ≤0,025 | 0.8 — 1.1 | 0.2 — 0.45 | 0.2 — 0.4 |
Steel difficult to weld. Hardness Brinell: HB 10 -1 = 229 — 269 N/mm2
Mechanical properties (20°C)
| Assortment | GOST | sin | sT | d5 | y | Heat treatment |
|---|---|---|---|---|---|---|
| - | MPa | MPa | % | % | - | |
| Rod | 5949−75 | 740 | 590−735 | 15 | 50 | Hardening 1080 — 1130 °C, the air, Leave 660 — 770 °C, air, |
| Rod | 18968−73 | 740 | 590−735 | 15 | 50 | Normalized and tempered |
blower SB — the ultimate short-term strength
sT — the Limit of proportionality (yield strength for permanent deformation)
d5 — elongation at break.
Cold treatment
Turning, milling, grinding, drilling.
| t° | E 10— 5 | a 10 6 | l | C |
|---|---|---|---|---|
| Degree | MPa | 1/Degree | W/(m·degree) | J/(kg·deg) |
| 20 | 2.28 | |||
| 200 | 2.13 | 10.6 | 25.1 | 530 |
| 400 | 1.93 | 11.3 | 26.3 | 667 |
| 600 | 11.8 | 28 | 900 | |
| 800 | 12.4 |
Analogues
| Germany | The European Union | Russia |
|---|---|---|
| DIN, WNr | EN | GOST |
| X22CrMoV12−1 | X22CrMoV12−1 | 2Х11МФБН |
Application
Details of steam and gas turbines, continuously operating under high load at t° up to +600°C
Supplier.
Offer to buy a sheet, round, wire 18kh11mnfb, эп291 with specialized warehouses supplier Evek GmbH with delivery to any city. Full compliance with the international quality standards. Supplier Evek GmbH offers to buy sheet, round, wire 18kh11mnfb, эп291, the price is optimal in this segment of the rental.
To buy, best price
Offer sheet, round, wire 18kh11mnfb, эп291, price is determined by the technological features of production without the inclusion of additional costs. You can order products in non-standard settings. In the segment of the martensitic steel grade of the company Evek GmbH — best supplier.
