A Treatise on Roll-turning for the Manufacture of IronD. Van Nostrand, 1869 - 96 páginas |
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Página 2
... piece to be rolled . The coupled ends are often 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 ...
... piece to be rolled . The coupled ends are often 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 ...
Página 5
... piece shows to be the proper one . This is the case in finishing rolls , especially those for fine bar iron or rod , but in these cases the play must be small . A third reason is , that such play is a protection against breaking the ...
... piece shows to be the proper one . This is the case in finishing rolls , especially those for fine bar iron or rod , but in these cases the play must be small . A third reason is , that such play is a protection against breaking the ...
Página 10
... piece is rolled while at a welding heat . These are naturally the first passes , and generally the first three , and are made with a very great draw or reduction , in order that the pile may be powerfully compressed . Their surfaces are ...
... piece is rolled while at a welding heat . These are naturally the first passes , and generally the first three , and are made with a very great draw or reduction , in order that the pile may be powerfully compressed . Their surfaces are ...
Página 11
... very small , and the contraction of the finished bar on cooling must be provided for in the last one . Strictly speaking , the last pass only could be called a finish- ing pass , but the piece is often rolled several 11.
... very small , and the contraction of the finished bar on cooling must be provided for in the last one . Strictly speaking , the last pass only could be called a finish- ing pass , but the piece is often rolled several 11.
Página 12
ritter Peter von Tunner. ing pass , but the piece is often rolled several times through it , as in the case of the heavier round iron . Strictly speaking , the last pass only could be called a finishing pass , but the piece is often ...
ritter Peter von Tunner. ing pass , but the piece is often rolled several times through it , as in the case of the heavier round iron . Strictly speaking , the last pass only could be called a finishing pass , but the piece is often ...
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 applied arcs arrangement AUSTRIAN INCHES beams body-fillets bottom roll Bridge Cannelure Carinthia closed passes Cloth collars construction contain corners cylinders described diamond passes drawing passes edge pass edition Engineer ENGLISH INCHES engravings equal fillet finishing passes finishing rolls fins flange flat bars flatting pass former Frantschach Gothic passes grooves guides heat heavy horizontal Hypsometry Illustrated inches wide J. P. WHITNEY JULIUS WEISBACH last pass latter length Leoben manufacture metal method necessary necks notches open passes oval passes pair of rolls passes in full PASSES.-These pile pitch line position puddle bar puddle rolls radius rails reduced roll-turning roughing passes roughing rolls round pass screws shaping passes shown in Fig side spike spindle steady rest Steam Steam Engine steel STRENGTH OF MATERIALS Styrian three high tion top roll train turned tyre U. S. Navy Upper Silesia vertical Water welding width wood-cuts ZERAH COLBURN
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