. American engineer and railroad journal . Fig. Die, Back lAJOse Iitfyon Iut. Fig. 13.—Female Die. Back Head. 4 i- »2 1 ..t? •U-iail I — -ax- 1- - ,r II ;t7l< ^_ Fij. Plate. Gauge and surface cock holes and various other holes lorconnections on the back head are provided in the templet andpunched in the sheet In the boiler shop; also certain holes forcylinder saddles in the front end. Riveting. Where possible the contact surfaces of riveted joints beforeriveting should be thoroughly acid-washed to remove any ex-cess scale. After the sheets are thoroughly b
. American engineer and railroad journal . Fig. Die, Back lAJOse Iitfyon Iut. Fig. 13.—Female Die. Back Head. 4 i- »2 1 ..t? •U-iail I — -ax- 1- - ,r II ;t7l< ^_ Fij. Plate. Gauge and surface cock holes and various other holes lorconnections on the back head are provided in the templet andpunched in the sheet In the boiler shop; also certain holes forcylinder saddles in the front end. Riveting. Where possible the contact surfaces of riveted joints beforeriveting should be thoroughly acid-washed to remove any ex-cess scale. After the sheets are thoroughly bolted up andrigidly held in place, the intermediate holes may be reamedto the proper size and the bolts in the other holes inserted suc- toughness; whereas the distortion and twisting of the grainof the iron rivet in driving seems to weaken instead ofstrengthen It. The heating of the rivets should be done in such a way as togive the minimum amount of scale, and every precautionshould be taken to free them from scale before being interposition of this sc
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
