CN103643268A - Nickel plating technology for stainless steel fastener - Google Patents
Nickel plating technology for stainless steel fastener Download PDFInfo
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- CN103643268A CN103643268A CN201310605220.2A CN201310605220A CN103643268A CN 103643268 A CN103643268 A CN 103643268A CN 201310605220 A CN201310605220 A CN 201310605220A CN 103643268 A CN103643268 A CN 103643268A
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Abstract
A disclosed nickel plating technology for a stainless steel fastener comprises the following steps: 1) putting an electroplating roller inside provided with the stainless steel fastener in a primary nickel priming solution to perform roller electroplating; 2) putting the electroplating roller inside provided with the stainless steel fastener in a secondary nickel priming solution to perform roller electroplating; and 3) putting the electroplating roller inside provided with the stainless steel fastener in a third nickel priming solution to perform roller electroplating. The provided nickel plating technology for the stainless steel fastener is capable of enabling the electroplated layer to be tightly combined with the fastener main body, the nickel plating effect is good, the operation is convenient and the cost is reduced.
Description
Technical field
The present invention relates to the nickel plating technology of stainless steel support.
Background technology
The method that solves the metal fastenings corrosions such as screw, double-screw bolt is generally at surface galvanizing, but easily produces hydrogen embrittlement.Hydrogen embrittlement can cause galvanized metal fastening piece lock to pay after vibration and occur fracture.And the fastening piece protection against corrosion that contains the stainless steel of chromium generally adopts in fastener surface nickel plating, but existing nickel plating technology nickel plating easily makes coating come off, and the anti-corrosion effects of coating is poor.
Summary of the invention
The object of the present invention is to provide a kind of nickel plating technology of stainless steel support, it can make coating combine closely on fastening piece body, and nickel plating is effective, and simple operation, cost.
For achieving the above object, technical scheme of the present invention is the nickel plating technology of a kind of stainless steel support of design, comprises the steps:
1) electro-plating roller of built-in stainless steel support is inserted in a nickel bottoming solution and carry out cylinder plating, the hydrochloric acid that nickel bottoming solution is 150-180g/L by concentration, the nickel sulfamic acid that concentration is 150-200g/L, nickelous chloride and the water that concentration is 250-300g/L form, pH is 1-1.5, solution temperature is 35-40 ℃, electroplating current density is 0.4-0.5 ampere/square decimeter, and electroplating time is 25-30min;
2) electro-plating roller of built-in stainless steel support is inserted in secondary nickel bottoming solution and carry out cylinder plating again, the boric acid that secondary nickel bottoming solution is 80-85g/L by concentration, the single nickel salt that concentration is 300-350g/L, the nickelous chloride that concentration is 60-65g/L, the nickelous iodide that concentration is 10-25g/L, nickel molybdate and the water that concentration is 20-35g/L form, pH is 0.5-1, solution temperature is 25-30 ℃, electroplating current density is 0.5-0.6 ampere/square decimeter, and electroplating time is 20-25min;
3) electro-plating roller of built-in stainless steel support is inserted in three nickel bottoming solution and carry out cylinder plating again, the blender that three nickel bottoming solution is 30-35mL/L by concentration, the nickelous chloride that concentration is 250-270g/L, the black nickel salt that concentration is 200-250g/L, nickel sulfamic acid and the water that concentration is 150-200g/L form, pH is 0.8-1.2, electroplating voltage is 4-5V, and electroplating time is 5-8min.
Advantage of the present invention and beneficial effect are: a kind of nickel plating technology of stainless steel support is provided, and it can make coating combine closely on fastening piece body, and nickel plating is effective, and simple operation, cost.
Embodiment
Below in conjunction with embodiment, the specific embodiment of the present invention is further described.Following examples are only for technical scheme of the present invention is more clearly described, and can not limit the scope of the invention with this.
The concrete technical scheme of implementing of the present invention is:
Embodiment 1
A nickel plating technology for stainless steel support, comprises the steps:
1) electro-plating roller of built-in stainless steel support is inserted in a nickel bottoming solution and carry out cylinder plating, the hydrochloric acid that nickel bottoming solution is 180g/L by concentration, the nickel sulfamic acid that concentration is 150g/L, nickelous chloride and the water that concentration is 300g/L form, pH is 1.5, solution temperature is 40 ℃, electroplating current density is 0.5 ampere/square decimeter, and electroplating time is 30min;
2) electro-plating roller of built-in stainless steel support is inserted in secondary nickel bottoming solution and carry out cylinder plating again, the boric acid that secondary nickel bottoming solution is 85g/L by concentration, the single nickel salt that concentration is 350g/L, the nickelous chloride that concentration is 65g/L, the nickelous iodide that concentration is 10g/L, nickel molybdate and the water that concentration is 20g/L form, pH is 1, solution temperature is 30 ℃, electroplating current density is 0.6 ampere/square decimeter, and electroplating time is 25min;
3) electro-plating roller of built-in stainless steel support is inserted in three nickel bottoming solution and carry out cylinder plating again, the blender that three nickel bottoming solution is 35mL/L by concentration, the nickelous chloride that concentration is 270g/L, the black nickel salt that concentration is 250g/L, nickel sulfamic acid and the water that concentration is 150g/L form, pH is 1.2, electroplating voltage is 5V, and electroplating time is 8min.
Embodiment 2
A nickel plating technology for stainless steel support, comprises the steps:
1) electro-plating roller of built-in stainless steel support is inserted in a nickel bottoming solution and carry out cylinder plating, the hydrochloric acid that nickel bottoming solution is 150g/L by concentration, the nickel sulfamic acid that concentration is 180g/L, nickelous chloride and the water that concentration is 250g/L form, pH is 1, solution temperature is 35 ℃, electroplating current density is 0.4 ampere/square decimeter, and electroplating time is 250min;
2) electro-plating roller of built-in stainless steel support is inserted in secondary nickel bottoming solution and carry out cylinder plating again, the boric acid that secondary nickel bottoming solution is 80-85g/L by concentration, the single nickel salt that concentration is 300g/L, the nickelous chloride that concentration is 60g/L, the nickelous iodide that concentration is 25g/L, nickel molybdate and the water that concentration is 35g/L form, pH is 0.5, solution temperature is 25 ℃, electroplating current density is 0.5 ampere/square decimeter, and electroplating time is 20min;
3) electro-plating roller of built-in stainless steel support is inserted in three nickel bottoming solution and carry out cylinder plating again, the blender that three nickel bottoming solution is 30mL/L by concentration, the nickelous chloride that concentration is 250g/L, the black nickel salt that concentration is 200g/L, nickel sulfamic acid and the water that concentration is 180g/L form, pH is 0.8, electroplating voltage is 4V, and electroplating time is 5min.
Embodiment 3
A nickel plating technology for stainless steel support, comprises the steps:
1) electro-plating roller of built-in stainless steel support is inserted in a nickel bottoming solution and carry out cylinder plating, the hydrochloric acid that nickel bottoming solution is 160g/L by concentration, the nickel sulfamic acid that concentration is 200g/L, nickelous chloride and the water that concentration is 280g/L form, pH is 1.2, solution temperature is 37 ℃, electroplating current density is 0.45 ampere/square decimeter, and electroplating time is 28min;
2) electro-plating roller of built-in stainless steel support is inserted in secondary nickel bottoming solution and carry out cylinder plating again, the boric acid that secondary nickel bottoming solution is 83g/L by concentration, the single nickel salt that concentration is 340g/L, the nickelous chloride that concentration is 63g/L, the nickelous iodide that concentration is 15g/L, nickel molybdate and the water that concentration is 25g/L form, pH is 0.7, solution temperature is 27 ℃, electroplating current density is 0.56 ampere/square decimeter, and electroplating time is 23min;
3) electro-plating roller of built-in stainless steel support is inserted in three nickel bottoming solution and carry out cylinder plating again, the blender that three nickel bottoming solution is 33mL/L by concentration, the nickelous chloride that concentration is 260g/L, the black nickel salt that concentration is 230g/L, nickel sulfamic acid and the water that concentration is 200g/L form, pH is 0.9, electroplating voltage is 4.5V, and electroplating time is 7min.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (1)
1. the nickel plating technology of stainless steel support, is characterized in that, comprises the steps:
The electro-plating roller of built-in stainless steel support is inserted in a nickel bottoming solution and carried out cylinder plating, the hydrochloric acid that nickel bottoming solution is 150-180g/L by concentration, the nickel sulfamic acid that concentration is 150-200g/L, nickelous chloride and the water that concentration is 250-300g/L form, pH is 1-1.5, solution temperature is 35-40 ℃, electroplating current density is 0.4-0.5 ampere/square decimeter, and electroplating time is 25-30min;
The electro-plating roller of built-in stainless steel support is inserted in secondary nickel bottoming solution and carry out cylinder plating again, the boric acid that secondary nickel bottoming solution is 80-85g/L by concentration, the single nickel salt that concentration is 300-350g/L, the nickelous chloride that concentration is 60-65g/L, the nickelous iodide that concentration is 10-25g/L, nickel molybdate and the water that concentration is 20-35g/L form, pH is 0.5-1, solution temperature is 25-30 ℃, electroplating current density is 0.5-0.6 ampere/square decimeter, and electroplating time is 20-25min;
3) electro-plating roller of built-in stainless steel support is inserted in three nickel bottoming solution and carry out cylinder plating again, the blender that three nickel bottoming solution is 30-35mL/L by concentration, the nickelous chloride that concentration is 250-270g/L, the black nickel salt that concentration is 200-250g/L, nickel sulfamic acid and the water that concentration is 150-200g/L form, pH is 0.8-1.2, electroplating voltage is 4-5V, and electroplating time is 5-8min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310605220.2A CN103643268A (en) | 2013-11-26 | 2013-11-26 | Nickel plating technology for stainless steel fastener |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310605220.2A CN103643268A (en) | 2013-11-26 | 2013-11-26 | Nickel plating technology for stainless steel fastener |
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| CN103643268A true CN103643268A (en) | 2014-03-19 |
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| CN201310605220.2A Pending CN103643268A (en) | 2013-11-26 | 2013-11-26 | Nickel plating technology for stainless steel fastener |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104926789A (en) * | 2015-05-20 | 2015-09-23 | 沈阳药科大学 | 4-phenoxyl substituted quinoline compound containing imidazolone and application thereof |
| CN111074246A (en) * | 2019-12-31 | 2020-04-28 | 东台市展新不锈钢紧固件制造有限公司 | Nickel plating process for stainless steel fastener |
| CN113403658A (en) * | 2021-06-18 | 2021-09-17 | 天长市曙光电子有限公司 | Solenoid valve coil nickel plating process |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4035247A (en) * | 1975-03-31 | 1977-07-12 | Toyo Kokan Kabushiki Kaisha | Method of manufacturing a reflecting mirror |
| CN102719868A (en) * | 2012-07-20 | 2012-10-10 | 滨中元川金属制品（昆山）有限公司 | Nickel plating process of stainless steel fastener |
-
2013
- 2013-11-26 CN CN201310605220.2A patent/CN103643268A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4035247A (en) * | 1975-03-31 | 1977-07-12 | Toyo Kokan Kabushiki Kaisha | Method of manufacturing a reflecting mirror |
| CN102719868A (en) * | 2012-07-20 | 2012-10-10 | 滨中元川金属制品（昆山）有限公司 | Nickel plating process of stainless steel fastener |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104926789A (en) * | 2015-05-20 | 2015-09-23 | 沈阳药科大学 | 4-phenoxyl substituted quinoline compound containing imidazolone and application thereof |
| CN111074246A (en) * | 2019-12-31 | 2020-04-28 | 东台市展新不锈钢紧固件制造有限公司 | Nickel plating process for stainless steel fastener |
| CN113403658A (en) * | 2021-06-18 | 2021-09-17 | 天长市曙光电子有限公司 | Solenoid valve coil nickel plating process |
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Application publication date: 20140319 |