Title:
REFRACTORY METAL OR STAINLESS STEEL HAVING ELECTROPLATED LAYER ON SURFACE THEREOF, AND ELECTROPLATING PROCESS FOR SURFACE OF REFRACTORY METAL OR STAINLESS STEEL
Document Type and Number:
WIPO Patent Application WO/2018/205307
Kind Code:
A1
Abstract:
The present invention provides a refractory metal or stainless steel having an electroplated layer on the surface thereof, comprising a substrate, and an electroplated layer formed on the surface of the substrate. The substrate comprises a refractory metal substrate or a stainless steel substrate. The refractory metal substrate is titanium, tantalum, niobium, or an alloy thereof, and the electroplated layer comprises a rhodium-ruthenium alloy layer. The electroplated layer has good adhesion, corrosion resistance and weldability, improves the welding force of a refractory metal product, thereby facilitating industrial application. The present invention also provides an electroplating process for the surface of refractory metal or stainless steel.
Inventors:
GUO ZHENHUA (CN)
CHOU RONGZONG (CN)
GUO JIABAO (CN)
HUANG GUOYING (CN)
CHOU RONGZONG (CN)
GUO JIABAO (CN)
HUANG GUOYING (CN)
Application Number:
PCT/CN2017/085647
Publication Date:
November 15, 2018
Filing Date:
May 24, 2017
Export Citation:
Assignee:
RAMBO NANOTECHNOLOGY SHENZHEN LTD (CN)
International Classes:
C25D3/56; C25D5/28; C25D5/10; C25D5/26; C25D5/36; C25D5/38
Foreign References:
| JPS543825B1 | 1979-02-27 | |||
| GB1108051A | 1968-04-03 | |||
| CN1125491C | 2003-10-22 | |||
| GB1356701A | 1974-06-12 | |||
| US4203810A | 1980-05-20 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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