Patent · US Active

Tempered steel

US9267195B2 · kind B2 · utility

0Cited by

1References

4Claims

0Family size

Assignee

Schaeffler Technologies AG & Co. KG · DE

Inventors

Ernst Strian · Gräfenberg, DE
Ihor Mys · Erlangen, DE
Dieter Adler · Herzogenaurach, DE

Key dates

Filing date	Mar 9, 2012
Grant date	Feb 23, 2016
Priority date	—
Expiry date	Oct 8, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T74/1987
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A rolling resistant heat-treated steel, which has the following elements indicated in mass fractions in relation to the overall weight: 0.5% to 0.6% inclusive carbon, 0.0031% to 0.005% inclusive boron and 3.5 parts or more parts of titanium in relation to 1 part of nitrogen.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.