Title:
PRODUCTION OF ULTRALOW CARBON, 80 KG/MM2 HIGH TENSILE STEEL PLATE
Document Type and Number:
Japanese Patent JPS5329218
Kind Code:
A
Abstract:
PURPOSE: To produce an 80 kg/mm2 high tensile steel plate weldable at a preheating temp. below 75°C by adding Cu, B, Mo, etc. to low C steel and subjecting the steel to specified heat treatment.
Inventors:
WATANABE SEIICHI
OOTANI YASUO
OOTANI YASUO
Application Number:
JP10456676A
Publication Date:
March 18, 1978
Filing Date:
August 31, 1976
Export Citation:
Assignee:
SUMITOMO METAL IND
International Classes:
C22C38/00; C21D1/78; C21D6/00; C21D8/02; C21D9/52; C22C38/54; (IPC1-7): C21D6/00; C21D7/14; C21D9/52; C22C38/54
Domestic Patent References:
| JPS4942768A | 1974-04-22 | |||
| JPS5110568A | 1976-01-28 | |||
| JP44007832A |