- Mainpage
- Directory
- Stainless steel
- Special purpose steel
- 15KH11MF
Sheet, strip 15kh11mf - эп369
Technical specifications
High-temperature steel of high-martensitic class… Specific gravity 7.85 g / cm 3. Another designation is 1X11MF. Analog: Poland (PN): 1 5H11MF. Scale formation temperature is 750 ° C. Brinell hardness: HB 10 -1 = 229 — 269 MPa.
Percent composition, GOST 5632−72
Fe | C | Si | Mn | Ni | S | P | Cr | Mo | V | Cu |
basis | 0.12 — 0.19 | ≤0.5 | ≤0.7 | ≤0.6 | ≤0.025 | ≤0.03 | 10 — 11.5 | 0.6 — 0.8 | 0.25 — 0.4 | ≤0.3 |
Mechanical properties (temperature 20 ° C)
Assortment | GOST | sv | sT | d5 | y | KCU | Thermoobre. |
- | MPa | MPa | % | % | kJ / m 2 | - | |
Bar | 5949−75 | 690 | 490 | 15 | 55 | 590 | Tempering 1030 — 1060 ° C, oil, Hardening 700 — 740 ° C, oil, |
Bar | 18968−73 | 740 | 590−755 | 15 | 50 | 590 | Normalization and vacation |
- sв — Short-term strength limit
- sT — Proportionality limit (yield stress for permanent deformation)
- d5 — Elongation at break.
- y — Relative contraction
- KCU — Impact strength
Physical properties
t ° C |
E 10 — 5 | a 10 6th | l | C |
Degree | N / mm 2 | 1 / Degree | W / (m · deg) | J / (kg · deg) |
20 | 2.28 | |||
200 | 2.13 | 10.6 | 24.4 | 525 |
400 | 1.93 | 11.3 | 27.2 | 630 |
500 | 1.8 | 11.7 | 27.6 | 700 |
600 | 12 | 28 | 800 | |
800 | 12.4 |
- E — Modulus of elasticity of the first kind
- C is the specific heat
- a — Coefficient of temperature (linear) expansion [1 / degree]
- l — Coefficient of thermal conductivity (heat capacity of the material)
Application
Turbine blades, forgings, bandages and other parts that last for a long time at temperatures up to 560 ° C.
Buy
Supplier Avgloob offers a sheet, a tape 15х11мф, эп369: at an economically advantageous price. Regular customers can take advantage of discount discounts. The supplier guarantees the timely delivery of products to any specified address. The price is the best in this segment of rental.
Delivery, price
Buy sheet, tape 15h11mf, ep369: the supplier Avgob can be at an affordable price. The price is formed on the basis of European production standards. Supplier Avgloft proposes to buy a corrosion-resistant sheet, 15x11mf tape, eph369: in the range at the optimal price in bulk or at retail.