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Continuous casting equipment and continuous casting method for gradient steel material

A technology for iron and steel materials and continuous casting, which is applied to continuous casting equipment and continuous casting fields of gradient steel materials, can solve problems such as environmental pollution, precipitation of network carbides, and cost increase, and achieve the effect of reducing production costs and avoiding environmental pollution.

Active Publication Date: 2015-10-28
LAIWU IRON & STEEL GRP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, chemical heat treatment has many unavoidable shortcomings. Taking carburizing as an example, in addition to environmental pollution, resource consumption, and cost increase, it may also cause defects such as internal oxidation, grain coarsening, and precipitation of network carbides.

Method used

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  • Continuous casting equipment and continuous casting method for gradient steel material

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Embodiment Construction

[0014] Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

[0015] figure 1 is a sectional view showing a continuous casting apparatus for a graded steel material according to an embodiment of the present invention. exist figure 1 Among them, number 1 is molten steel, number 2 is steel slag, number 3 is crystallizer, number 4 is wire / wire, number 5 is sleeve, number 6 is baffle, number 7 is bracket and track, and number 8 is high solute content The outer layer, number 9 is the solute gradient layer, and number 10 is the core layer.

[0016] The continuous casting equipment for gradient iron and steel materials according to the embodiment of the present invention comprises: a crystallizer 3, molten steel 1 and steel slag 2 are housed in the mold 3; There are two parts of the area and the outer area of ​​the baffle; the bracket and the track 7, and the upper part of the baffle 6 is fixed on the bracket an...

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Abstract

The invention provides continuous-steel-casting equipment and a continuous-steel-casting method of gradient steel materials. The continuous-steel-casting equipment comprises crystallizers, partition plates, wires or threads and the like, wherein the partition plates are located in the crystallizers and divide the crystallizers into inner side areas and outer side areas of the partition plates, and the wires or the threads are located above the crystallizers and corresponding to the outer side areas of the partition plates. By the aid of the continuous-steel-casting equipment and the continuous-steel-casting method of the gradient steel materials, the steel materials with surface components different from inner components are produced, and further, environment pollution can be avoided while production cost is lowered.

Description

technical field [0001] The present invention relates to a continuous casting equipment and a continuous casting method for iron and steel materials, more specifically, the present invention relates to a continuous casting equipment and a continuous casting method for gradient iron and steel materials. Background technique [0002] The surface treatment of materials refers to the process of making the surface or surface layer of materials have special properties through mechanical, physical or chemical methods. For example, the corrosion resistance and wear resistance of materials can be improved by hot dipping, thermal spraying, and chemical heat treatment. The surface treatment technologies commonly used in steel materials include carburizing, nitriding, carbonitriding and other technologies. These surface treatment technologies are especially applied to gear steel, bearing steel, wear-resistant steel and other materials, so that the surface of the steel has high hardness a...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B22D11/00B22D11/11
Inventor 刘成宝李法兴于学文刘洪涛刘涛
Owner LAIWU IRON & STEEL GRP
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