A Treatise on Roll-turning for the Manufacture of IronD. Van Nostrand, 1869 - 96 páginas |
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Página 2
... notched or star- shaped , as in the figure , but may also be made square , or of a circular section , with either two opposite or three equidis- tant notches , which are moderately deep . For many purposes - such as rolling plate or ...
... notched or star- shaped , as in the figure , but may also be made square , or of a circular section , with either two opposite or three equidis- tant notches , which are moderately deep . For many purposes - such as rolling plate or ...
Página 9
... notches or projections of various forms , which are applied to either roll singly , or to both , as made necessary by the finished form desired . The notches or projections must , of course , be placed at an equal distance from each ...
... notches or projections of various forms , which are applied to either roll singly , or to both , as made necessary by the finished form desired . The notches or projections must , of course , be placed at an equal distance from each ...
Página 27
... notched to receive the cinder - plate , while it is often the case that the end - fillet of large rolls sufficiently protects the neck . The use of Gothic passes in three high trains for small bar is quite frequent , and very advisable ...
... notched to receive the cinder - plate , while it is often the case that the end - fillet of large rolls sufficiently protects the neck . The use of Gothic passes in three high trains for small bar is quite frequent , and very advisable ...
Página 57
... notching to insure their hold ; but if these notches are pretty deep and are not very carefully considered in the formation of subsequent passes , they are apt to leave unsightly marks or laps on the finished product . Large rolls are ...
... notching to insure their hold ; but if these notches are pretty deep and are not very carefully considered in the formation of subsequent passes , they are apt to leave unsightly marks or laps on the finished product . Large rolls are ...
Página 75
... notches correspond to the heads of the single spikes . In order to fill out the notch properly with the metal which is forced up into it , a very heavy draw is required , and if the pass is narrow , fins are very likely to be formed ...
... notches correspond to the heads of the single spikes . In order to fill out the notch properly with the metal which is forced up into it , a very heavy draw is required , and if the pass is narrow , fins are very likely to be formed ...
Otras ediciones - Ver todas
A Treatise on Roll-Turning for the Manufacture of Iron Peter Tunner,John Barnard Pearse Sin vista previa disponible - 2016 |
Términos y frases comunes
angle iron arcs arrangement AUSTRIAN INCHES beams body-fillets bottom roll Cannelure Carinthia channel bar closed passes Cloth collars construction corners cylinders described diamond passes drawing passes edge pass end-fillets Engineer ENGLISH INCHES equal fillet finishing passes finishing rolls fins flange flat bars flatting pass former Frantschach Gothic passes greater grooves guides heat height horizontal Hypsometry INCHES IN DECIMALS inches wide kaliber large rolls last pass lathe latter length Leoben Merrimack River method necessary necks notches open passes oval passes pair of rolls passes in full PASSES.-These pile pitch line Plate position puddle bar puddle rolls radius rails rectangular reduced represented in Fig roll-turning roughing passes roughing rolls round pass screws set screws shaping passes shown in Fig side Silesian mill Slitting Mill small rolls spike spindle steady rest steel Styrian thick three high top roll tyre unequal Upper Silesia vertical welding width wire rod
Pasajes populares
Página 97 - Elver, at whose expense most of the experiments were made, being willing that the public should share the benefits of the scientific operations promoted by them, consented to the publication of the first edition of this work, which contained a selection of the most important hydraulic experiments made at Lowell up to that time. In this second edition the principal hydraulic experiments made there, subsequent to 1855, have been added.
Página 97 - ... JB FRANCIS, Civil Engineer. Second edition, revised and enlarged, including many New Experiments on Gauging Water in Open Canals, and on the Flow through Submerged Orifices and Diverging Tubes. With 23 copperplates, beautifully engraved, and about 100 new pages of text. I vol., 4to.