Corrosion-resistant metal coating used for outer surface of gear box

A metal coating and corrosion-resistant technology, applied in the field of gearboxes, can solve problems such as humid air, unfavorable long-term development, and reduce the strength of gearboxes, so as to achieve good antistatic properties and absorption and heat insulation, improve anti-corrosion effects, and improve The effect of abrasion resistance

Active Publication Date: 2017-03-15
南京创贝高速传动机械有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the development of society, gearboxes play an important role in industry, and there are many varieties. Many gearboxes need to operate for a long time. The environment is complex, the temperature is high, and the air is humid, which will cause serious corrosion

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0023] This embodiment provides a corrosion-resistant metal coating for the outer surface of a gear box. The composition of the corrosion-resistant metal coating is: C: 0.06%, Mn: 0.15%, Cr: 10.76%, Ni: 2.12%, Mg: 0.13%, Mo: 0.21%, Co: 0.25%, V: 0.06%, Ti: 0.42%, Na: 0.22%, Ga: 0.17%, Ce: 0.22%, Nd: 0.16%, La: 0.32%, the balance is Fe;

[0024] The treatment process of the corrosion-resistant metal coating is carried out in the following steps:

[0025] Step 1: Put C, Mn, Cr, Ni, Mg, Mo, Co, V, Ti, Na, Ga, Ce, Nd, La and Fe into the smelting furnace, increase the temperature to 850°C, keep it for 1 hour, Then increase the temperature to 1750°C, keep it warm for 2 hours, then use air cooling to cool to 630°C at a cooling rate of 20°C / min, and then air cool to room temperature to obtain a metal body;

[0026] Step 2: Put the metal body in step 1 into a ball mill, increase the temperature to 280°C, keep it warm for 30 minutes, then pulverize it, pass through 100 mesh to get met...

Embodiment 2

[0033]This embodiment provides a corrosion-resistant metal coating for the outer surface of a gear box. The composition of the corrosion-resistant metal coating is: C: 0.08%, Mn: 0.18%, Cr: 10.79%, Ni: 2.15%, Mg: 0.15%, Mo: 0.23%, Co: 0.27%, V: 0.08%, Ti: 0.44%, Na: 0.25%, Ga: 0.19%, Ce: 0.25%, Nd: 0.18%, La: 0.38%, the balance is Fe;

[0034] The treatment process of the corrosion-resistant metal coating is carried out in the following steps:

[0035] Step 1: Put C, Mn, Cr, Ni, Mg, Mo, Co, V, Ti, Na, Ga, Ce, Nd, La and Fe into the smelting furnace, increase the temperature to 860°C, keep it for 3 hours, Then increase the temperature to 1880°C, keep it warm for 4 hours, then use air cooling to cool to 640°C at a cooling rate of 30°C / min, and then air cool to room temperature to obtain a metal body;

[0036] Step 2: Put the metal body in step 1 into a ball mill, increase the temperature to 350°C, keep it warm for 40 minutes, then pulverize it, and pass it through 100 mesh to ...

Embodiment 3

[0043] This embodiment provides a corrosion-resistant metal coating for the outer surface of a gear box. The composition of the corrosion-resistant metal coating is: C: 0.07%, Mn: 0.16%, Cr: 10.78%, Ni: 2.14%, Mg: 0.14%, Mo: 0.22%, Co: 0.26%, V: 0.07%, Ti: 0.43%, Na: 0.24%, Ga: 0.18%, Ce: 0.24%, Nd: 0.17%, La: 0.36%, the balance is Fe;

[0044] The treatment process of the corrosion-resistant metal coating is carried out in the following steps:

[0045] Step 1: Put C, Mn, Cr, Ni, Mg, Mo, Co, V, Ti, Na, Ga, Ce, Nd, La and Fe into the smelting furnace, increase the temperature to 855°C, keep it for 2 hours, Then increase the temperature to 1850°C, keep it warm for 3 hours, then use air cooling to cool to 636°C at a cooling rate of 25°C / min, and then air cool to room temperature to obtain a metal body;

[0046] Step 2: Put the metal body in step 1 into a ball mill, increase the temperature to 290°C, keep it warm for 35 minutes, then pulverize it, and pass it through 100 mesh to...

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PUM

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Abstract

The invention discloses a corrosion-resistant metal coating used for the outer surface of a gear box. The corrosion-resistant metal coating comprises, by mass, 0.06%-0.08% of C, 0.15%-0.18% of Mn, 10.76%-10.79% of Cr, 2.12%-2.15% of Ni, 0.13%-0.15% of Mg, 0.21%-0.23% of Mo, 0.25%-0.27% of Co, 0.06%-0.08% of V, 0.42%-0.44% of Ti, 0.22%-0.25% of Na, 0.17%-0.19% of Ga, 0.22%-0.25% of Ce, 0.16%-0.18% of Nd, 0.32%-0.38% of La and the balance Fe.

Description

technical field [0001] The invention relates to a gear box, in particular to a corrosion-resistant metal coating for the outer surface of the gear box. Background technique [0002] With the development of society, gearboxes play an important role in industry, and there are many varieties. Many gearboxes need to operate for a long time. The environment is complex, the temperature is high, and the air is humid, which will cause serious corrosion to the outer surface of the gearbox and greatly reduce It reduces the strength of the gearbox, affects the appearance, and seriously affects its service life, increases safety hazards, increases maintenance costs, and is not conducive to the long-term development of the industry. Contents of the invention [0003] The technical problem to be solved by the present invention is to propose a corrosion-resistant metal coating for the outer surface of the gearbox, which can not only increase the overall strength of the gearbox, but also ...

Claims

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Application Information

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IPC IPC(8): C22C38/04C22C38/44C22C38/52C22C38/46C22C38/50C09J7/02C09J4/06C09J11/04C09J11/06C09D1/00C09D7/12B05D5/00B05D7/04B05D3/12
CPCB05D3/12B05D5/00B05D7/04C09D1/00C09D7/63C09J4/06C09J7/22C09J7/30C09J11/04C09J11/06C09J2427/006C22C38/002C22C38/005C22C38/04C22C38/44C22C38/46C22C38/50C22C38/52
Inventor 陆树根
Owner 南京创贝高速传动机械有限公司
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