Steel 08Yu
Description
Steel 08Yu
Steel 08Yu: brand of steels and alloys. Below is a systematized information on the purpose, chemical composition, types of supplies, substitutes, temperature of critical points, physical, mechanical, technological and casting properties for the grade — Steel 08Yu.
General information steel 08U
| Delivery type |
| Sheet 08yu, tape 08yu, thick sheet GOST 4041−71, GOST 19903−74. Thin sheet GOST 9045−80. Pipes GOST 10705−80. |
| Application |
| parts manufactured by cold stamping with a particularly complex and complex drawing. |
Chemical composition of steel 08Yu
| Chemical element |
% |
| Aluminum (Al) |
0.02−0.08 |
| Silicon (Si), no more |
0.03 |
| Manganese (Mn) |
0.25−0.45 |
| Copper (Cu), no more |
0.20 |
| Nickel (Ni), no more |
0.15 |
| Sulfur (S), no more |
0.03 |
| Carbon ©, no more |
0.10 |
| Phosphorus (P), no more |
0.025 |
| Chromium (Cr), no more |
0.10 |
Mechanical properties of steel 08Yu
| Heat treatment, delivery condition |
Section, mm |
σ 0.2, MPa |
σ B, MPa |
δ 5 ,% |
δ 4 ,% |
δ 10 ,% |
HB |
HRB |
| Heat-treated sheet for complex drawing |
0.5−1.5 |
205 |
255−350 |
|
34 |
|
|
48 |
| Heat-treated sheet for complex drawing |
1.5−2.0 |
205 |
255−350 |
|
38 |
|
|
48 |
| Heat-treated sheet for particularly complex drawing |
0.5−1.5 |
195 |
255−320 |
|
36 |
|
|
46 |
| Heat-treated sheet for particularly complex drawing |
1.5−2.0 |
195 |
255−320 |
|
40 |
|
|
46 |
| Heat-treated sheet for very complex drawing |
0.5−1.5 |
185 |
255−320 |
|
40 |
|
|
46 |
| Heat-treated sheet for very complex drawing |
1.5−2.0 |
185 |
255−320 |
|
42 |
|
|
46 |
| Heat-treated sheet of the 4th category |
4−14 |
265 |
360 |
36 |
|
|
118 |
|
| Electric-welded pipes, heat-treated |
ten |
> 170 |
> 290 |
27 |
|
|
|
|
| Hot rolled strip |
five |
255 |
350 |
|
|
37 |
110 |
|
Technological properties of steel 08Yu
| Forging temperature |
| Beginning 1250, end 850. |
| Weldability |
| Can be welded without restrictions. Methods for welding RDS, ADS submerged arc and gas shielded, KTS and ArDS. |
| Tendency to release ability |
| Not inclined. |
| Flock sensitivity |
| Not sensitive. |
Impact strength of steel 08Yu
Impact strength, KCU, J / cm 2
| Delivery status, heat treatment |
-40 |
-60 |
| Hot rolled sheet |
73−108 |
67−79 |
