A Treatise on Roll-turning for the Manufacture of IronD. Van Nostrand, 1869 - 96 páginas |
Dentro del libro
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Página 2
... guides , are used in rolling flat iron , spring steel , etc. In such cases they save many grooved rolls , which would be otherwise necessary . Figure 33 , on Plate III . , represents such a step roll , and Figure 34 shows the necessary ...
... guides , are used in rolling flat iron , spring steel , etc. In such cases they save many grooved rolls , which would be otherwise necessary . Figure 33 , on Plate III . , represents such a step roll , and Figure 34 shows the necessary ...
Página 6
... guide for the bar at its entrance and exit . 3. HALF OPEN PASSES . - These are passes which are closed on one side and open on the other , at the pitch line . This form occurs occasionally where difficult and complicated sec- tions are ...
... guide for the bar at its entrance and exit . 3. HALF OPEN PASSES . - These are passes which are closed on one side and open on the other , at the pitch line . This form occurs occasionally where difficult and complicated sec- tions are ...
Página 12
... guide arrangement , as shown in Fig . 34 , on Plate III . , is often preferred to that of the adjusting pass ; but the use of the latter cannot be well avoided if the corners of the piece are rounded off . These passes are , with few ...
... guide arrangement , as shown in Fig . 34 , on Plate III . , is often preferred to that of the adjusting pass ; but the use of the latter cannot be well avoided if the corners of the piece are rounded off . These passes are , with few ...
Página 16
... guides , and reduced at one passage to a thickness of of an inch . In this way all were exposed to the same draw- pressure , while entirely at liberty to expand laterally . The result was , that , in the case of the iron , that bar ...
... guides , and reduced at one passage to a thickness of of an inch . In this way all were exposed to the same draw- pressure , while entirely at liberty to expand laterally . The result was , that , in the case of the iron , that bar ...
Página 17
... guides , etc. , and , therefore , special appliances must be used to prevent these accidents . But if the depth of the pass was equal above and below the pitch line , these appli- ances would be necessary on both rolls - an arrangement ...
... guides , etc. , and , therefore , special appliances must be used to prevent these accidents . But if the depth of the pass was equal above and below the pitch line , these appli- ances would be necessary on both rolls - an arrangement ...
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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