High-strength steel sheet for rolling rack and heat treatment technology of high-strength steel sheet

A high-strength steel plate and steel plate technology, applied in anti-corrosion coatings, coatings, etc., can solve the problems of short service life, low steel plate strength, and frequent maintenance of steel plates, and achieve improved friction resistance, strong corrosion resistance, and improved air resistance. The effect of corrosion

Inactive Publication Date: 2015-06-24
SUZHOU KESHENG STORAGE & LOGISTICS EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Fluent racks are widely used in storage. They are simple in structure and easy to use. However, due to the low strength of steel plates, they are

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0044] This embodiment provides a high-strength steel plate for fluent shelves, the composition and mass percentage of the steel plate are: carbon: 0.86%, manganese: 3.52%, aluminum: 0.34%, calcium: 0.22%, silicon: 0.51% , strontium: 0.23%, vanadium: 2.36%, titanium: 0.43%, copper: 2.43%, niobium: 0.07%, chromium: 4.13%, molybdenum: 0.32%, nickel: 6.71%, astatine: 0.036%, magnesium: 0.42% , bismuth: 0.55%, lanthanum: 0.52%, neodymium: 1.62%, terbium: 0.74%, erbium: 0.21%, promethium: 0.42%, the balance is Fe and unavoidable impurities;

[0045] The first phase in the steel plate is pearlite, the second phase is cementite, the volume percentage of the second phase is 0.32% from the surface to 1 / 8 thickness, and the volume percentage of the second phase from 1 / 4 thickness to the center is 3.47%, And no band tissue;

[0046] The surface of the steel plate is sprayed with an anti-corrosion coating, and the anti-corrosion coating is calculated in parts by mass;

[0047] Epoxy mod...

Embodiment 2

[0056] This embodiment provides a high-strength steel plate for fluent shelves, the composition and mass percentage of the steel plate are: carbon: 0.88%, manganese: 3.58%, aluminum: 0.36%, calcium: 0.24%, silicon: 0.53% , strontium: 0.25%, vanadium: 2.38%, titanium: 0.45%, copper: 2.45%, niobium: 0.09%, chromium: 4.15%, molybdenum: 0.35%, nickel: 6.73%, astatine: 0.038%, magnesium: 0.44% , bismuth: 0.58%, lanthanum: 0.56%, neodymium: 1.64%, terbium: 0.76%, erbium: 0.23%, promethium: 0.45%, the balance is Fe and unavoidable impurities;

[0057] The first phase in the steel plate is pearlite, the second phase is cementite, the volume percentage of the second phase is 0.35% from the surface to 1 / 8 thickness, and the volume percentage of the second phase from 1 / 4 thickness to the center is 3.49%, And no band tissue;

[0058] The surface of the steel plate is sprayed with an anti-corrosion coating, and the anti-corrosion coating is calculated in parts by mass;

[0059] Epoxy mod...

Embodiment 3

[0068] This embodiment provides a high-strength steel plate for fluent shelves, the composition and mass percentage of the steel plate are: carbon: 0.87%, manganese: 3.55%, aluminum: 0.35%, calcium: 0.23%, silicon: 0.52% , strontium: 0.24%, vanadium: 2.37%, titanium: 0.44%, copper: 2.44%, niobium: 0.08%, chromium: 4.14%, molybdenum: 0.34%, nickel: 6.72%, astatine: 0.037%, magnesium: 0.43% , bismuth: 0.57%, lanthanum: 0.55%, neodymium: 1.63%, terbium: 0.75%, erbium: 0.22%, promethium: 0.43%, the balance is Fe and unavoidable impurities;

[0069] The first phase in the steel plate is pearlite, the second phase is cementite, the volume percentage of the second phase is 0.33% from the surface to 1 / 8 thickness, and the volume percentage of the second phase from 1 / 4 thickness to the center is 3.48%, And no band tissue;

[0070] The surface of the steel plate is sprayed with an anti-corrosion coating, and the anti-corrosion coating is calculated in parts by mass;

[0071] Epoxy mod...

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PUM

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Abstract

The invention discloses a high-strength steel sheet for a rolling rack. The high-strength steel sheet comprises the following components in percentage by mass: 0.86%-0.88% of carbon, 3.52%-3.58% of manganese, 0.34%-0.36% of aluminum, 0.22%-0.24% of calcium, 0.51%-0.53% of silicon, 0.23%-0.25% of strontium, 2.36%-2.38% of vanadium, 0.43%-0.45% of titanium, 2.43%-2.45% of copper, 0.07%-0.09% of niobium, 4.13%-4.15% of chromium, 0.32%-0.35% of molybdenum, 6.71%-6.73% of nickel, 0.036%-0.038% of astatine, 0.42%-0.44% of magnesium, 0.55%-0.58% of bismuth, 0.52%-0.56% of lanthanum, 1.62%-1.64% of neodymium, 0.74%-0.76% of terbium, 0.21%-0.23% of erbium, 0.42%-0.45% of promethium and the balance of Fe.

Description

technical field [0001] The invention belongs to the field of warehousing and logistics equipment, and relates to a high-strength steel plate used for fluent shelves and a heat treatment process thereof. Background technique [0002] Storage shelves are storage equipment based on the six basic functions of logistics: packaging, transportation, loading and unloading, sorting, and information management. With the continuous development of the storage shelf industry in 2014, more and more industries and enterprises have used storage shelves, and more and more enterprises have entered the storage industry. Serve friends from all walks of life. The shelf is one of the main facilities for storage. It can be said that the shelf is an indispensable part of modern industrial warehouses, logistics centers, and distribution centers. [0003] Fluent racks are widely used in storage. They are simple in structure and easy to use. However, due to the low strength of steel plates, they are...

Claims

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Application Information

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IPC IPC(8): C22C38/58C21D8/02C09D4/02C09D4/06C09D5/10C09D7/12
Inventor 王正勇邢婷
Owner SUZHOU KESHENG STORAGE & LOGISTICS EQUIP
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