Curtis Safe , Easy Running I - Beam Trolleys TON TON Fig . 759 Curtis Non - Geared I - Beam Trolley with Adjustable Spread Cast Steel Load Equalizing Frame . Fig . 760 Curtis Geared I - Beam Trolley with Adjustable Spread Cast Steel ...
... Steel Rails - Some business has developed , and the New York Central has put ... I - beams 3 to 15 in . , channels 3 to 15 in . , angles 3 to 6 in . , and ... price is 1.25 @ 1.34c . In New York , 1.26@1.31c . In San Francisco , 2@2.05c ...
... Price , each . Fig . 92C - Fitted with clevis sleeve and bolt . Used with flat . $ 0.40 bar , with hole drilled to suit clevis . Price , each .... ที Fig . 25 . Size of I Beam 2 $ 0.20 Fig . 25A . Fig . 25B . Steel Drop Forged I Beam ...
... steel I - beams on which are mounted ball and socket self - oiling bearings , actuated through screw and hand wheel , clearly shown in the cut . PRICE LIST PER PAIR Length of Adjustment Inches DIAMETER OF SHAFT 113 216 213 316 318 41 % 12 ...
... I - beams specified in the price list . They have flangeless track wheels with vertical guide rollers . The track wheels have hardened steel roller - bearings ( hardened steel bushings pressed into the wheels , hardened steel axles and ...
... I beams specified in the price list . They have flangeless track wheels with vertical guide rollers . The track wheels have hardened steel roller bearings ( hardened steel bushings pressed into the wheels , hardened steel axles and hardened ...
... steel I beams , A - 36 or equivalent , 3 inches and over in maximum cross - sectional dimension , 50 pounds per foot and under . U.S. producers ' selling prices are weighted - average f.o.b. mill prices , net of all discounts and ...