Patent · US Active

Method for improving the weldability of high manganese content steel strips

US10519559B2 · kind B2 · utility

0Cited by

2References

4Claims

0Family size

Assignee

Salzgitter Flachstahl GmbH · DE

Inventors

KAI KÖHLER · Nordstemmen, DE
Marc Debeaux · Braunschweig, DE
Friedrich Luther · Gehrden, DE

Key dates

Filing date	Mar 12, 2014
Grant date	Dec 31, 2019
Priority date	—
Expiry date	Oct 9, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC25D7/0614
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

In a method for improving the weldability of high-manganese-containing steel strips which contain (in % by weight) from 6 to 30% of manganese, up to 1% of carbon, up to 15% of aluminum, up to 6% of silicon, up to 6.5% of chromium, up to 4% of copper and also total additions of titanium and zirconium of up to 0.7% and total additions of niobium and vanadium of up to 0.5%, balance iron including unavoidable steel-accompanying elements the steel strips are coated with a zinc-containing corrosion protection layer.

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