Preparation method of ultra-thin ultra-low dilution rate high-temperature alloy cladding layer for garbage incinerator

A waste incinerator and high-temperature alloy technology, which is applied in metal processing equipment, manufacturing tools, welding equipment, etc., can solve problems such as limited effect

Pending Publication Date: 2021-09-10
JIANGXI HENGDA HI TECH CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] At present, waste classification is mainly used to reduce HCl content in flue gas, control tube wall temperature (reduce combustion calorifi

Method used

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  • Preparation method of ultra-thin ultra-low dilution rate high-temperature alloy cladding layer for garbage incinerator
  • Preparation method of ultra-thin ultra-low dilution rate high-temperature alloy cladding layer for garbage incinerator
  • Preparation method of ultra-thin ultra-low dilution rate high-temperature alloy cladding layer for garbage incinerator

Examples

Experimental program
Comparison scheme
Effect test

Example Embodiment

[0051] Example 1: A waste incinerator ultra-thin ultra-low dilution rate high temperature alloy welding layer

[0052] 1. The thickness of the high temperature alloy is ≥1.2 mm.

[0053] 2, the mass percentage of the main components of the mucranation: Ni: 58-64%, Cr: 20% ~ 23%, MO: 8% ~ 10%, NB: 3.15% ~ 4.15%.

[0054] 3, the dilution rate Fe ≤ 3.0%.

[0055] The ultra-thin ultra-low dilution rate using the present invention is detected by the high-temperature alloy anti-corrosion coating, the thickness, and the like are detected and feedback: the weld layer weld is clear, the thickness is not obvious, and the ingredient is normal, and the ingredients, etc. Excellent anti-corrosion performance.

Example Embodiment

[0056] Example 2: Ultra-thin ultra-low dilution rate of waste incineration furnace high temperature alloy welding layer

[0057] 1. The thickness of the high temperature alloy is ≥ 2.0 mm.

[0058] 2, the mass percentage of the main components of the mucranation: Ni: 58-64%, Cr: 20% ~ 23%, MO: 8% ~ 10%, NB: 3.15% ~ 4.15%.

[0059] 3, the dilution rate Fe ≤ 3.0%.

[0060] Using the ultra-thin ultra-low dilution rate of the present invention, the high-temperature alloy welding layer is detected by the high-temperature alloy anticorrosive coating, the thickness, and the like are detected and feedback: the weld layer weld is slightly corrosive, the thickness is reduced, the thickness is less than the design requirements, the woundThe layer is normal, indicating that the anti-corrosion performance is good.

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Abstract

The invention relates to a preparation method of an ultra-thin and ultra-low dilution rate high-temperature alloy cladding layer for a garbage incinerator, and belongs to the technical field of new material surface protection. The preparation method of the ultra-thin and ultra-low dilution rate high-temperature alloy cladding layer for the garbage incinerator aims at a protection process for preparing the high-temperature alloy cladding layer for preventing high-temperature corrosion of fused salts such as chlorine, sulfur and compounds thereof on a heating surface of the garbage incinerator. The cladding layer has a good anti-corrosion effect on the heating surface of the garbage incinerator, and the service life of the garbage incinerator can be effectively and greatly prolonged; and safe and efficient operation of a garbage incineration power station boiler is guaranteed, environmental protection is achieved, and social harmonious development is promoted.

Description

technical field [0001] The invention relates to a method for preparing an ultra-thin and ultra-low dilution rate high-temperature alloy cladding layer for a garbage incinerator, aiming at preparing a high-temperature corrosion-resistant high-temperature alloy cladding layer on the heating surface of a garbage incinerator The invention discloses a layer protection process, which belongs to the technical field of new material surface protection. Background technique [0002] With the development of social economy and the acceleration of urbanization, the global domestic waste production is increasing rapidly, and it is increasing at a rate of 3-5% every year. Therefore, the effective treatment and disposal of municipal solid waste has become a major issue affecting the ecological environment and the national economy and people's livelihood. The country's waste disposal method has gradually changed from landfill to incineration. [0003] In the garbage incinerator, the most c...

Claims

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Application Information

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IPC IPC(8): B23K9/04B23K9/09B23K9/16B23K9/133B23K9/235B23K9/23
CPCB23K9/048B23K9/09B23K9/16B23K9/133B23K9/235B23K9/23
Inventor 黄平贺定勇高原赵韩飞熊剑
Owner JIANGXI HENGDA HI TECH CO LTD
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