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08KH15N24V4TR - эп164 sheet, round, wire
Technical specifications
High-temperature steel, highly welded, difficult to weld. Specific gravity 8.23 g / cm 3. It has very good resistance to pitting corrosion and stress-corrosion cracking in combination with high mechanical strength.
Percentage composition, GOST 5632- — 72
| Fe | C | Si | Mn | Ni | S | P | Cr | Ce | W | Ti | B |
| 50.435 — 58.1 | ≤0.08 | ≤0.6 | 0.5 — 1 | 22 — 25 | ≤0.02 | ≤0.035 | 14 — 16 | ≤0.025 | 4 — 5 | 1.4 — 1.8 | ≤0.005 |
Mechanical properties (temperature 20 ° C)
| Assortment | Direction | s in | s T | d 5 | y | KCU | Heat treatment |
| - | - | MPa | MPa | % | % | kJ / m 2 | - |
| Bar | Longitudinal | 750 | 450 | 18 | 35 | 800 | Tempering 1130 — 1150 ° C, 2 h, Cooling air, Aging 730 — 740 ° C, 16 h, Cooling air, |
| Bar | Longitudinal | 750 | 500 | 20 | thirty | 1200 | Leave 700 ° C, 16hours, Cooling air, |
- 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 of the material
| t ° С | E 10 — 5 | a 10 6 |
| Degree | MPa | 1 / Degree |
| 20 | 2.23 | |
| 200 | 2.09 | 15.5 |
| 400 | 1.91 | 16.8 |
| 500 | 1.82 | 17.2 |
| 650 | 1.69 | 17.5 |
| 750 | 1.61 | 17.9 |
Buy
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Delivery, price
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