Microstructure and properties of high chromium cast …
The effects of chromium, nickel, manganese, molybdenum and silicon are discussed in relation to recently developed heat treatment procedures by which high-chromium white iron castings can be ...
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EN-HiCr Iron Rolls – TSR ROLLS
Enhanced High Chromium Iron is widely used in early finishing stands of hot strip mills.The microstructure consists of a tempered bainitic/ martensitic matrix with Cr7C3 carbides and MC type carbides homogeneously distributed in the …
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New Trends in Hot Strip Mill Roughing Mills: …
Key words: Hot Strip Mill, Roughing Stands, Work Rolls, High Chromium Steel, Semi-High-speed Steel Abstract: Two alloys grades for work rolls used in the roughing stand of Hot Strip Mill (HSM) are compared. The first grade known ... SG -iron/ Cast steel /Stee l base Semi -HSS HSS for roughers High chrome steel 2010 1772. has increased amounts ...
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Work Roll
High chromium cast iron centrifugal roll. Application: Work rolls in the front section of finish rolling, work rolls in wide and medium plate mills. Details ★ Focus on one-stop service for steel industry (EPC project, raw material, equipments …
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(PDF) Effects of Heat-Treatment on the Microstructure and …
The variations of microstructure and mechanical properties of a high-chromium cast iron for rolls were studied from as-cast to the final heat treatments. Results show that the as-cast ...
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High Chromium Cast Iron Rolls
All high chromium rolls are high temperature heat treated and tempered to obtain optimal properties. They bring high performance figures in the first finishing stands of Hot Strip Mills, Skin Pass stands and in finishing stands of small sect ion mills.
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Failure of high-chromium iron roll in compact …
A high chromium (HiCr) iron work roll broke in three pieces in finishing stand 4 in a compact strip production (CSP) mill of a steel company. This roll breakage was examined by means of visual ...
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Centrifugal cast iron roll | rolling mill rolls
The company has two sets of horizontal centrifugal casting machines, with the maximumspin cast roll size of Dia. 1400× 3860mm Barrel Length. The centrifugal casting machinescan realize the integration of spray coating and controlling …
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Alloy indefinite chilled cast iron rolls
When the material of the cast iron roll contains high chromium, nickel, and molybdenum alloy elements, it is a high-nickel-chromium infinite chilled cast iron roll, which is produced by full flushing (overflow method) Or centrifugal composite casting Process high nickel chromium infinitely chilled cast iron roll has more carbides in the matrix structure of the working layer and …
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Metallurgy of high chromium-molybdenum white iron and steel rolls
Request PDF | On Jan 1, 2002, J.P. Breyer and others published Metallurgy of high chromium-molybdenum white iron and steel rolls | Find, read and cite all the research you need on ResearchGate
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ICDP Rolls Work roll material
LMM GROUP is one of the professional roll manufacturing base in China, which supply all kinds of large-size rolls for iron and steel enterprises with production capacity of 100,000 tons of all kinds of hot strip mill rolls, section mil rolls, rod mil rolls, cold rolling m rolls, casting and forging …
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Alloy SG ductile cast iron roll
The company has two sets of horizontal centrifugal casting machines, with the maximumspin cast roll size of Dia. 1400× 3860mm Barrel Length. The centrifugal casting machinescan realize the integration of spray coating and controlling the mould temperature.They aredriven by hydraulic motor and operated steadily.
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High-Chromium Steel Mill Rolls Suppliers
Our rolls have the characteristics of high precision, high wear resistance and high fatigue resistance, which can significantly improve the output and product quality of steel rolling mills. Cooperation with us will provide you with stable, reliable and efficient roll solutions to help you achieve your business goals.
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Chilled cast iron roll manufacturer, work rolls/backup rolls
Indefinite chilled roll is a mill roll between chilled cast iron and gray cast iron with a carbon content of 2.5-3.5% and a silicon content of 0.7-1.6%. The structure of the roll body changes uniformly from the outside to the inside. The cold hard structure gradually transitions to the gray structure without significant change on the cold hard layer.
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Mill Rolls | LMM PRODUCTS | Provide types of rolls used in …
Compared with traditional ductile iron rolls and high-nickel-chromium rolls, high-speed steel rolls have higher steel passing per groove (times) due to their good wear resistance, which saves …
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EN HiCr roll
Hi Chromium steel rolls are used in roughing stands of HSMs, Steckle Mills and some early finishing stands of Hot Strip Mills. Enhanced High Chromium Steel Rolls are alloyed with Nb, V …
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High Chromium White Cast Iron (High Cr White Iron)
The utilization of high chromium white cast iron offers several advantages in industrial applications: Superior wear resistance: High Cr white iron exhibits exceptional resistance to abrasive wear, making it suitable for environments with high wear and impact forces. Extended service life: Components made from high Cr white iron have a longer lifespan due to …
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Chilled Iron Rolls | LMM | Mill Rolls Manufacturers
chilled iron rolls LMM GROUP provides world-class quality mill rolls designed for your specific applications. Get In Touch Alloy indefinite chilled cast iron rolls See More CrMo indefinite chilled cast iron rolls Barrel hardness(HSD): 50-70, Tensile strength(Mpa): ＞160 Details NICrMo indefinite chilled cast iron rolls（Ⅰ） Barrel hardness(HSD): 55-72, Tensile strength(Mpa): …
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High-chromium steel roll
High-chromium steel roll. Brand name: LMM GROUP Packing Details : Wooden box with fumigation or Wooden Fram Delivery Details: 30~60days or Based on the quantity Shipping: Sea freight、Land freight、Air freight. ... Cast iron rolls; …
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Successful Strategy for HSS Rolls Implementation
High speed steel rolls (HSS) have replaced the traditional high chromium iron rolls (HCI) in many hot strip mills, showing very good results for quality and productivity improvements.
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High Speed Steel Roll Processing
After the hardness of the roll is increased, the processing difficulty of the roll will increase accordingly. For the pass processing of the high speed steel roll of the wire and bar rolling mill, especially the rolling of the rebar, when it is repeatedly used for cutting, due to the intermittent cutting, Its processing is difficult, so as long as a reasonable processing tool and …
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Alloy indefinite chilled cast iron rolls
LMM have been supplied to world's top steel manufacturer Arcelormittal, TATA Steel, EZZ steel etc. We do OEM for Concast and Danieli for a long time. Alloy infinitely chilled cast iron roll …
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Effect of Heat Treatment on Microstructure and Hardness of a High …
High-chromium cast iron (HCCI) is widely used for manufacturing mill rolls due to its high wear resistance, hardness, low cost and good adaptability to manufacture [1,2,3,4].Despite the active application of rolls from high-speed steels, HCCI rolls still occupy a large share of the market [].The cast microstructure of the external layer of rolls from HCCI …
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High Chromium Cast Iron Roll
Brand SDMT; Product origin HEBEI; Delivery time within 75 days after advanced payment; ... High chromium cast iron roll. Thanks to its high content of M7C3, type carbide in range of 20-30% and discontinuous network distribution of carbide, the roll offers a high wear resistance performance. The matrix is finely-disseminated secondary carbides ...
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Application of a High Chromium Steel to Roughing Work Rolls …
High-chromium (Hi-Cr) iron rolls have good wear resistance, but have certain disadvantages in their application to roughing mills. The influence of C and Cr contents on material and mechanical properties were examined. The dendritic structure of the material changes with C and Cr contents, with the structure of lower C and Cr steel being larger ...
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Chilled cast iron rolls manufacturer
Chilled cast iron rolls, work rolls/backup rolls/hss rolls/adamit rolls. LMM GROUP can supply customer with high wear resistance and stablity, high-strength quality rolls. Skip to content +86 411 84174804; info@lmmworkrolls; Mon - Fri: 8:30 - 17:30; Linkedin Youtube Facebook Twitter Instagram. HOME; PRODUCT.
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High-Chromium Steel Mill Rolls Suppliers
LMM GROUP, as an expert in roll production, is committed to providing high-quality, high-performance roll products to the global steel industry. We have rich experience and advanced technology to meet the needs of various steel rolling …
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Hot friction and wear behaviour of high speed steel and high chromium …
Wear and friction behaviour of high chromium iron and high speed steels for hot rolls A. Sinatora, M. Boccalini Jr., M.E. Hara (Eds.), Proceedings of International Conference on Abrasion 2005, Abrasion Wear Resistant Alloyed Cast Irons For Rolling and Pulverizing Mills, Sao Paolo (Brazil), 14–17 August ( 2005 ), pp. 189 - 198
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chilled cast iron rolls
LMM chill iron rolls have an excellent combination of metallurgical and physical properties with uniform and stable hardness ensuring the highest quality of cold-rolled strip and efficient performance characteristics (resistance to wear, …
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Corrosion Wear of Hypereutectic High Chromium Cast Iron: …
Hypereutectic High Chromium Cast Iron (HHCCI) is a new type of corrosion-wear-resistant material developed from ordinary high chromium cast iron by increasing the chromium and carbon content and is often used in abrasive environments where wear and corrosion interact. The corrosion wear resistance of the HHCCI is related to the number, size, shape and …
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