. Tentative revised boiler safety orders. FLARING TOOLA = Dlam. of Tube less §B - >* •» •» §Q ~ » » / p/us ^ Position offer using f/erring Tool^v Position after using^^^srmn/iu flatter. K--A -^L/nersDIE Diam. of Tube * j£ Fig. 7 Details of Flaring Tool and Die Block Eequired for Making Flange Tests of Boiler Tubes where i is the wall thickness in inches; D is the inside diameter ininches. Lapwelded tubes shall be struck near both ends, while underthe test pressure, with a 2 lb. steel hand hammer, or the equivalent. 170 Test Specimens, a All test specimens shall be taken fromt
. Tentative revised boiler safety orders. FLARING TOOLA = Dlam. of Tube less §B - >* •» •» §Q ~ » » / p/us ^ Position offer using f/erring Tool^v Position after using^^^srmn/iu flatter. K--A -^L/nersDIE Diam. of Tube * j£ Fig. 7 Details of Flaring Tool and Die Block Eequired for Making Flange Tests of Boiler Tubes where i is the wall thickness in inches; D is the inside diameter ininches. Lapwelded tubes shall be struck near both ends, while underthe test pressure, with a 2 lb. steel hand hammer, or the equivalent. 170 Test Specimens, a All test specimens shall be taken fromtubes before being cut to finished lengths and shall be smooth on theends and free from burrs, h All tests shall be made cold. 171 Number of Tests. All tubes shall be subjected to thehydrostatic test. One of each of the physical tests specified shallbe made k-om each of two tubes in each lot of 250 or less. 172 Retests. If the result of the physical tests of only one tubefrom any lot do not conform to the requirements specified in and 168, retests of two additional tubes from the same lot shallbe made, each of which shall conform to the requirements specified. 42 REPORT OF BOIL
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectsteambo, bookyear1919
