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Welded Weathering Steel Q415NH
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Welded Weathering Steel Q415NH |
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Welded Weathering Steel Q415NH Product name: welded weathering steel Mark: Q415NH Specifications (mm) : Thickness : 10 -50; Width: 1800-2700; length L: 6000-12700 Executive Standard: GB/T 4171-2008 Product application scope: Comprehensive performance, good weldability and low temperature i***ct toughness, suitable for architecture, artifacts such as weather resistance of weldments
Principle of weathering steel Adding phosphorus, copper, chromium, nickel and other trace elements can form a density and adhesion strong protective film on the steel surface that can hinder the spread inside and development of corrosion, rust so that protect layer below the substrate, to slow down the corrosion rate. The amorphous spinel and dense oxide layer formed between the layer and the substrate of about 50 microns to 100 microns thick is substrate metal stick fine. The oxide film layer prevents the oxygen in the atmosphere and water infiltration to the steel matrix, and slow down the corrosion to steel material depth development, greatly improve the atmospheric corrosion resisting capacity of steel materials.Weathering steel is used thinning, nudity or simplified coating so that can save work and make the products against corrosion prolong life, consumption and upgrading of the steel, is also a new mechanism can be integrated into the modern metallurgy, new technology, new technology and the sustainable development and innovation of steel.
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Company: |
Hebei jingye group
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Contact: |
Mr. jing ye |
Address: |
pingshan country |
Postcode: |
050409 |
Tel: |
86- 0311-68030732 |
Fax: |
86-0311-82870918 |
E-mail: |
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