. Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry . aa M. TRACK 631 The following table will be helpful in selecting the sizeof rails to use under different conditions: MAXIMUM WHEEL PRESSURE IN POUNDSTie Spacing, InchesRail Section, Pounds 8 32 16 20 25 30 35 40 20 1,140 2,200 3,550 4,970 6,390 8,340i 10,540 12,780 24 950 1,830 2,950 4,140 5,320 6,950 8,200 10,650 30 760 1,460 2,360 3,310 4,260 5,560 6,700 8,520 36 630 1,220 1,970 2,760 3,550 4,630 5,820 7,100 Compromise or s
. Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry . aa M. TRACK 631 The following table will be helpful in selecting the sizeof rails to use under different conditions: MAXIMUM WHEEL PRESSURE IN POUNDSTie Spacing, InchesRail Section, Pounds 8 32 16 20 25 30 35 40 20 1,140 2,200 3,550 4,970 6,390 8,340i 10,540 12,780 24 950 1,830 2,950 4,140 5,320 6,950 8,200 10,650 30 760 1,460 2,360 3,310 4,260 5,560 6,700 8,520 36 630 1,220 1,970 2,760 3,550 4,630 5,820 7,100 Compromise or step joints are required for joining railsof different sections. To obtain the proper designation oneshould stand in the center of the track facing the jointand take the size of the left hand rail, then the size ofright hand rail. Track Bolts. Rail joints are furnished either with orwithout track bolts. If purchased separately the followingtable will be of assistance in estimating requirements: Rail Section, Weight, Number Per Pounds Size Bolt Lb. Per Toint Keg, 200 Lb. 8-10 H^lVi 2i,116 12-14-16 Vi-aWi 1,012 20 ^x2 964 25 Mx2;4 915 30-35 5^x2}^
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Keywords: ., bo, bookcentury1900, bookdecade1920, booksubjecthoistingmachinery
