Sheet, round, wire ХН75ТБЮ - ЭИ869
International Equivalent
| Mark | Analogue | W. Nr. | Aisi Uns | En | Order |
|---|---|---|---|---|---|
| ХН75ТБЮ | EI869 | Delivery from the stock, in stock |
hn75tbyu — ei869 sheet, circle, wire
Relevance
HN75TBYU grade refractory alloy (formerly known EI869) based on nickel is used in the manufacture of rotors, disks, flat springs, fasteners, which are operated at temperatures up to + 650 ° C, and in the production of welded parts and fragments pipeline fittings. The popularity of this type of products due to the high quality, diversified product mix, the cost affordable.
NTD governing quality
| Description | designation | Other |
|---|---|---|
| Thermochemical and thermal processing of materials | B04 | ST C KBA 016−2005 |
| Contoured and long products | B32 | TU 14−1- 272−72 |
Chemical composition
| C | Fe | Mn | P | Ce | Si | S | Ni | Cr | Ba | Al |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.1 | 19.13 — 27.4 | 0.3 | to 0.02 | to 0.03 | 0.8 | to 0.02 | 55 — 58 | 15 — 18 | 0.1 | 2.6 — 3.5 |
Technological characteristics of the alloy HN75TBYU
Weldability:
| designation | Description |
|---|---|
| limited weldability | — Needs to preheating t ° 100−120 ° C with a final heat treatment |
| no limits | — No need for preliminary heating and final heat treatment |
| difficult to weld | — Needs to preheating t ° 200−300 ° C with a final heat treatment |
The physical properties of the alloy HN75TBYU brand.
| kg / m3 | hail | MPa | J / (kg · °) | 1 / Grad | Ohm m | W / (m · deg) |
|---|---|---|---|---|---|---|
| r | T | E 10- 5 | C | a June 10 | R September 10 | l |
| 900 | 15.88 | 47.4 | ||||
| 800 | 1.69 | 15.18 | 40.2 | |||
| 700 | 15.11 | 34.5 | ||||
| 600 | 14.59 | 29.3 | ||||
| 500 | 14.22 | 24 | ||||
| 400 | 14.2 | 19.6 | ||||
| 300 | 13.42 | 15.9 | ||||
| 200 | 13.08 | 13 | ||||
| 100 | 12.28 | 10.5 | ||||
| 7900 | 20 | 2.1 |
Designation:
Physical properties of the alloy
| Description | designation |
|---|---|
| — Temperature data acquisition of the alloy [Castle] | — T |
| — Modulus of elasticity of the 1st kind, [MPa] | — E |
| — Coefficient of linear thermal expansion (at 20 ° C) [1 / deg] | -a |
| — The electrical resistance [ohm · m] | -R |
| — Specific weight [g / cm3] | -r |
| — Thermal conductivity [W / (m · deg)] | -l |
| — Specific heat capacity (at 20 ° C) [J / (kg · deg)] | -C |
The mechanical properties at 20 ° C HN75TBYU alloy.
| The size | Eg. | y | KCU | sre | sT | d5 | products | curing |
|---|---|---|---|---|---|---|---|---|
| mm | - | % | kJ / m2 | MPa | MPa | % | - | - |
| 740 | 345−390 | 35 | 24 GOST 982−81, sheet | Tempering at 1050 — 1090oC |
Mechanical properties:
| Description | designation |
|---|---|
| The limit of proportionality (the yield strength for the residual strain) [MPa] | sT |
| Short-term strength [MPa] | sre |
| Reduction [%] | y |
| Elongation at break [%] | d5 |
| Brinell hardness in [MPa] | HB |
| Impact strength [kJ / m2] | KCU |
Buy at the best price
HN75TBYU assortment of brand products by LLC «Electrovek-steel» will satisfy any customer. Price is determined by the technological features of production without including additional costs. We easily purchase wholesale all the necessary products for large-scale productions. We also offer favorable conditions for retail customers. You will be satisfied with the level of service and high quality products. Evek.org on our website. you will find all the necessary information about the products can download the product catalog, see price list. We are waiting for your orders.
