Magnetic suspension railroad parts

US4350525A · kind A · utility

Assignee

• Thyssen Aktiengesellschaft · DE

Inventor

• Karl Forch · Hattingen, DE

Key dates

• Filing date: Mar 11, 1981
• Grant date: Sep 21, 1982
• Expiry date: Mar 11, 2001

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C22C38/20
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A magnetic suspension railroad magnetically active part is made of steel with the following composition: PA1 0 to 0.15--% carbon, PA1 0 to 0.045--% phosphorus, PA1 0 to 0.008--% nitrogen, PA1 0.75 to 2.0--% silicon, PA1 0.15 to 1.00--% manganese, PA1 0.02 to 0.07--% aluminum, soluble, PA1 0.25 to 0.55--% copper, PA1 0.65 to 1.00--% chromium, PA1 Remainder--iron with unavoidable impurities.