Steel 85 products
Characteristics of steel grade 85
Steel grade 85 is a structural spring steel that meets the requirements of GOST 14959 and DSTU 8429.
Classification: Structural spring steel.
Products: rolled steel including shaped products.
Chemical composition of steel 85 based on heat analysis, %
| С | Si | Mn | S | P | Cr |
| 0,82 - 0,90 | 0,17 - 0,37 | 0,50 - 0,80 |
≤0,025 |
≤0,025 |
≤0,25 |
Approximate conditions for thermal treatment and mechanical properties of steel 85 (GOST 14959)
|
Quenching temperature, ºС |
Quenching media |
Tempering temperature, ºС |
Yield strength, N/mm2 (min) |
Tensile strength, N/mm2 (min |
Elongation, % (min) |
Reduction of area, % (min) |
|
820 |
Масло |
470 |
980 |
1130 |
8 |
30 |
Analogues
|
USA |
1080, 1084, 1085, 1086, G10840, G10850, G10860 |
|
Germany |
1.1269, C85E, C86D, Ck85, D85-2 |
|
Japan |
SK5-CSP, SUP3 |
|
European Union |
2CD85, 2CS85, C86D, CS85 |
|
China |
85 |
|
Bulgaria |
85 |
Application
Steel grade 85 is used in the manufacture of friction discs, springs and other parts that are required to have high strength and elastic properties and wear resistance; knives for earthmoving machines (bulldozers, scrapers, graders and motor graders).
Welding
Not used for welded structures.
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