The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 07, 2020
Filed:
May. 12, 2017
Jiangsu University of Science and Technology, Zhenjiang, CN;
Dashuang Liu, Zhenjiang, CN;
Weimin Long, Ningbo, CN;
Ping Wei, Zhenjiang, CN;
Mingfang Wu, Zhenjiang, CN;
Lei Zhang, Zhengzhou, CN;
JIANGSU UNIVERSITY OF SCIENCE AND TECHNOLOGY, Zhenjiang, CN;
China (Ningbo) Innovation Academy of Intelligent Equipment Co., Ltd., Ningbo, CN;
Zhengzhou Research Institute of Mechanical Engineering Co., Ltd., Zhengzhou, CN;
Abstract
It discloses a high-efficient energy-saving and surfacing layer well-forming self-shielded flux-cored welding wire. A low-carbon steel strip is used as an outer cover, and a flux core comprises the following components in percentage by mass: 42-60% high carbon ferrochrome with a particle size of 80 meshes, 10-18% ferrosilicon, 16-25% ferroboron, 2-8% rare earth silicon, 2-8% graphite, 1-4% aluminum magnesium alloy, 2-5% manganese powder and the balance of iron powder, wherein the graphite, the aluminum magnesium alloy and the manganese powder are all added with two particle sizes including 60 meshes and 200 meshes, and the weight of the flux core powder accounts for 49-53% of the total weight of the welding wire.