Title:
SURFACE TREATMENT METHOD FOR IMITATION COPPER STAINLESS STEEL NAILS
Document Type and Number:
WIPO Patent Application WO/2019/195998
Kind Code:
A1
Abstract:
A surface treatment method for imitation copper stainless steel nails, comprising the following steps: first placing a stainless steel nail a into an electrolytic tank for degreasing, then placing the degreased stainless steel nail b into a first pure water trough for rinsing, thereafter placing the rinsed stainless steel nail c into a heating furnace for heating, thereafter placing the resulting stainless steel nail d into a second pure water trough for quenching, then performing drying treatment, and finally obtaining an imitation copper stainless steel nail.
Inventors:
LI GUOQING (CN)
KONG XIUFENG (CN)
KONG XIUFENG (CN)
Application Number:
PCT/CN2018/082433
Publication Date:
October 17, 2019
Filing Date:
April 10, 2018
Export Citation:
Assignee:
NANJING HENGGU HARDWARE PRODUCTS CO LTD (CN)
International Classes:
C21D6/00
Foreign References:
| CN103071976A | 2013-05-01 | |||
| CN102252113A | 2011-11-23 | |||
| CN105112983A | 2015-12-02 | |||
| CN205774705U | 2016-12-07 | |||
| JP2001181801A | 2001-07-03 |
Other References:
YE, SHANGCHEN: "304 Stainless Steel High Temperature Oxidation Coloring Research", ENGINEERING TECHNOLOGY 1, CHINA MASTER'S THESES FULL-TEXT DATABASE, no. 3, 15 March 2017 (2017-03-15), ISSN: 1674-0246
LI, YUELI: "Heat Treatment Operation Technology", 31 January 2013 (2013-01-31), pages 124
HUANG, QI ET AL.: "304 Stainless Steel High Temperature Oxidation Coloring Research", JOURNAL OF METAL FUNCTIONAL MATERIALS, vol. 24, no. 1, 28 February 2017 (2017-02-28), pages 39
LI, YUELI: "Heat Treatment Operation Technology", 31 January 2013 (2013-01-31), pages 124
HUANG, QI ET AL.: "304 Stainless Steel High Temperature Oxidation Coloring Research", JOURNAL OF METAL FUNCTIONAL MATERIALS, vol. 24, no. 1, 28 February 2017 (2017-02-28), pages 39
Attorney, Agent or Firm:
BEIJING YESTAR PATENT AGENCY CO., LTD (CN)
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