Steel alloy for storage tubes

US4664726A · kind A · utility

Assignee

• Benteler-Werke AG · DE

Inventors

• Gert Vaubel · Warburg, DE
• Rolf Rathert · Bielefeld, DE

Key dates

• Filing date: Nov 25, 1985
• Grant date: May 12, 1987
• Expiry date: Nov 25, 2005

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E60/32
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A steel alloy for use as a material for storage tubes adapted to receive pressed objects of metal powder, which can store hydrogen and release the same, is of the composition comprised of 0.14 to 0.18 weight percent of carbon material 0.15 to 0.3 weight percent of silicon, maximum 0.025 weight percent of phosphorus, maximum 0.025 weight percent of sulfur, from 1.9 to 2.1 weight percent of chrome, from 0.45 to 0.60 weight percent of molybdenum, at least 0.015 to 0.030 weight percent of aluminum, and iron.