Nodular Iron Rolls - Hitachi Metals AmericaNodular Iron Rolls. Hitachi Roll Material. Adamite Steel. Cr Iron. Cr Steel. Definite Chilled Iron. High Speed Steel. Indefinite Chilled Iron. Nodular Iron.nodular iron roll mill 8a,The Nodular Cast Iron Half-Hard Rolls Hardness Assurance .rolling mill, it will lead to rejection. This paper presents . Keywords: hardness, nodular half-hard cast iron rolls, . and intermediate plate mills and rod or bar mill roughers. .. (8). HB(body)/HB(sup.neck) = 0,192 Ni3 - 0,99 Ni2 +. 1,59 Ni + 0,41.


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Patent US3273998 - Chill-cast ductile iron rolling mill rolls - Google .

Another object of the invention is to provide chill-cast ductile iron rolling mill ... 8. A chill-cast ductile iron roll having at least the outer portions thereof made of an.

the cast iron rolling rolls manufacturing - Acta Technica Corviniensis

cast iron rolls, alloying elements, mathematical interpretations . deformations between the rolling mills rolls, . The nodular graphite cast iron is considered as . 0,8. 0,3… 0,5. 0,02… 0,04. Fig. 1. Casting process of the half-hard iron rolls.

Influence of a matrix on properties of mottled cast iron applied for mill

Cast iron mill rolls, due to their fracture toughness and tribological properties, are the most often applied at .. increases from 698±8 MPa to 872±15 MPa in the case of variant I .. and niobium on structure mechanical properties of nodular.

nodular iron roll mill 8a,

Structural causes of defects in a cast iron mill - Archives of Foundry .

ARCHIVES of FOUNDRY ENGINEERING Volume 8, Issue 2/2008, 93-98. 93 . This paper describes an analysis of a defective microstructure of a mill roll. For this . The cast iron under investigation is characterised with nodular graphite (Fig.


Cast Metal Rolls for all types of Hot Steel Rolling Mills. Material grades range from Alloy Cast Steel Base Adamite, SGI Nodular. Pearlitic, SGI Nodular Bainitic.

Download PDF - MBI Rolls

Fujico's CPC/HSS Roll Performance at . rolls in several bar and rod mills in North . instance, the nodular iron process .. stands 4-8 are 450 ntm diameter.

microstructure and wear resistance of high speed steels for rolling .

high speed steel, rolling mill roll, wear. INTRODUCTION. The quality of the strips and the productivity of the hot rolling mills are two of the most . and a core of ductile iron or steel. . 2.5%C; up to 6%W; up to 6%Mo; 3–8%Cr and 4–10%V.

Rolling Mills Rolls | ispatguru

Rolling Mills Rolls. Posted by Satyendra on Dec 8, 2013 in Ispat Digest | 1 comment . Around 1950 nodular iron was invented and introduced into roll manufacturing. . For cold rolling mills forged steel rolls were improved to give higher.

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