Wire 20kh20n14s2 - 1.4828 - aisi 309
Technical specifications
Heat resistant steel, corrosion resistant, Produced. furnace conveyors, boxes for carburization and other details of thermal furnaces.
Percentage of GOST 5632−72
| Fe | C | Si | Mn | Ni | S | P | Cr | Ti | Cu |
| basis | ≤0.2 | 2 — 3 | ≤1.5 | 12 — 15 | ≤0.025 | ≤0.035 | 19 — 22 | ≤0.2 | ≤0.3 |
Mechanical properties (temperature 20 ° C)
| Assortment | GOST. | s in | s T | d 5 | y | Heat treatment |
| - | - | MPa | MPa | % | % | - |
| Rod Ø 60 | 5949−75 | 590 | 295 | 35 | 55 | Tempering 1000 — 1150 ° C, air, |
sв — Short-term strength limit
sT — Proportionality limit (yield stress for permanent deformation)
d5 — Elongation at break.
y — Relative contraction
Physical properties
| t ° С | a 10 6 | l | r | R 10 9 |
| Degree | 1 / Grad | W / (m · deg) | kg / m 3 | Ohm · m |
| 20 | 7800 | 946 | ||
| 100 | 16 | 15 | 7760 | 1000 |
| 300 | 18 | 1095 | ||
| 600 | 18.1 | 23 | 7550 | 1194 |
| 800 | 18.5 | 26th | 7470 | 1242 |
| 900 | 18.8 | 28 | 7420 | 1242 |
a — Coefficient of temperature (linear) expansion [1 / degree]
l — Coefficient of thermal conductivity (heat capacity of the material)
r — specific gravity
R is the electrical resistivity
Foreign analogues
- England (BS): 305S19, 309S24, X15CrNiSi20−12.
- The European Union: 1.4828, X15CrNiSi20−12.
- Germany: 1.4828, X15CrNiSi20−12.
Buy
Supplier Auglob offers a circle, wire, pipe 1.4833 — aisi 309S at a competitive 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 a circle, wire, pipe 1.4833 — aisi 309S from the supplier Avgob can be at an affordable price. The price is formed on the basis of European production standards. Supplier Avlob offers to buy a heat-resistant corrosion-resistant wheel, wire, pipe 1.4833 — aisi 309S in the range at the optimal price in bulk or at retail.