Steel 08JU (08JUA; 08Ю2 (08Ю2А))
Designation
| Name |
The value |
| Designation GOST Cyrillic |
08Ю |
| Designation GOST Latin |
08Ju |
| Transliteration |
08Yu |
| The chemical elements |
08Al |
| Name |
The value |
| Designation GOST Cyrillic |
08ЮА |
| Designation GOST Latin |
08JuA |
| Transliteration |
08YuA |
| The chemical elements |
08Al |
| Name |
The value |
| Designation GOST Cyrillic |
08Ю2 (08Ю2А) |
| Designation GOST Latin |
08Ju2 (08Ju2A) |
| Transliteration |
08Yu2 08Yu2A |
| The chemical elements |
08Al2 (08Al2N) |
Description
08JU steel is used: for the production of sheet metal 4−8 mm 4 category, designed for parts manufactured by cold stamping; electric-welded pipes for the manufacture of domestic and industrial tubular electric heaters (teh) and other machinery; wrapped soldered double-layer tubes for hydraulic system pipes combines, tractors, cars, refrigerators, etc.; cold strip 0,05−4,00 mm, designed for bending, punching parts, manufacture of pipes, cored wire, parts, bearings and other metal products.
Standards
| Name |
Code |
Standards |
| Pipes steel and connecting parts to them |
В62 |
GOST 10704-91, GOST 10705-80, GOST 10707-80, GOST 11249-80, TU 14-3-1542-87, TU 14-3-1728-90, TU 14-3-1528-87, TU 14-152-42-98, TU 14-162-81-92, TU 14-3-1034-81, TU 14-152-33-95, TU 14-152-19-93, TU 14-3Р-63-2002, TU 1373-022-05757850-08, TU 1373-013-02949352-2003 |
| Sheets and stripes |
В33 |
GOST 1577-93, GOST 4041-71, GOST 9045-93, TU 14-106-328-89, TU 14-1-2202-77, TU 14-1-2473-78, TU 14-1-3335-82, TU 14-1-4516-88, TU 14-1-4969-91, TU 14-15-119-83 |
| Tapes |
В34 |
GOST 503-81, TU 14-1-754-73, TU 14-4-151-82, TU 14-1-3035-80 |
| Sheets and stripes |
В23 |
GOST 82-70, GOST 14918-80, GOST 19903-90, TU 14-105-380-87, TU 14-105-453-88, TU 14-106-669-2003, TU 14-1-4632-93 |
| Sectional and shaped rolling |
В22 |
GOST 8278-83, GOST 8281-80, GOST 8282-83, GOST 8283-93, GOST 9234-74, GOST 11474-76 |
| Sectional and shaped rolling |
В32 |
TU 14-1-4531-88 |
| Tapes |
В24 |
TU 14-4-801-77 |
Mechanical characteristics
| Section, mm |
sT|s0,2, MPa |
σB, MPa |
d5, % |
d4 |
d10 |
Brinell hardness number, MPa |
HRB |
| Mechanical properties of heat-treated cold-rolled plates for cold forming according to GOST 9045-93 on delivery |
| ≤0.7 |
≤185 |
250-350 |
- |
≥38 |
- |
- |
- |
| 0.7-1.5 |
≤185 |
250-350 |
- |
≥40 |
- |
- |
- |
| 1.5-2 |
≤185 |
250-350 |
- |
≥42 |
- |
- |
≤46 |
| ≤0.7 |
≤175 |
250-320 |
- |
≥40 |
- |
- |
- |
| 0.7-1.5 |
≤175 |
250-320 |
- |
≥42 |
- |
- |
- |
| ≤0.7 |
≤195 |
250-350 |
- |
≥34 |
- |
- |
- |
| 0.7-1.5 |
≤195 |
250-350 |
- |
≥36 |
- |
- |
- |
| 1.5-2 |
≤195 |
250-350 |
- |
≥40 |
- |
- |
≤46 |
| 2-3.9 |
≤195 |
250-350 |
- |
≥42 |
- |
- |
- |
| 0.7-1.5 |
≤205 |
250-380 |
- |
≥34 |
- |
- |
- |
| 2-3.9 |
≤205 |
250-380 |
- |
≥40 |
- |
- |
- |
| Electric-welded pipes for the manufacture of heating elements (DH=10-25mm.) Heat-treated in the delivery condition. |
| - |
- |
≥250 |
≥32 |
- |
- |
- |
- |
| Sheet metal 4 categories of heat-treated (annealing, normalization, high tempering or normalizing + tempering) in the delivery state according to GOST 4041-71 |
| 4-8 |
≤265 |
≤360 |
≥36 |
- |
≥32 |
≤118 |
≤67 |
| Steel hot-rolled strip in the delivery condition |
| ≤5 |
≤255 |
≥350 |
- |
- |
≥37 |
≤110 |
- |
| Pipe welded on the other holodnodeformirovannye 14-152-19-93 |
| - |
- |
≥314 |
≥8 |
- |
- |
- |
- |
| Pipe electric-welded, heat-treated (in cross-section shows the thickness of the wall) |
| ≤10 |
≥170 |
≥290 |
≥27 |
- |
- |
- |
- |
Description mechanical marks
| Name |
Description |
| Section |
Section |
| sT|s0,2 |
Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2% |
| σB |
Limit short-term strength |
| d5 |
Elongation after rupture |
| d4 |
Elongation after rupture |
| d10 |
Elongation after rupture |
| HRB |
Rockwell hardness (indenter steel, spherical) |
Technological properties
| Name |
The value |
| Weldability |
Welded without any restrictions. The welding methods of SMAW, ADS submerged arc and gas protection, the CCC and ARDS. |
| Propensity to temper brittleness |
Tend not. |
| Forging temperature |
Start - 1250 °C, the end - 850 °C. |
| Flock-sensitive sensitivity |
not sensitive. |
| Pressure treatment |
Steel has the ability to extract very particularly difficult (VOSV, VOSV-T), complex (OSV), complex. Be manufactured of rolled steel 08JU the ability to draw very deep (VG). |
