 | William Davis Haskoll - Railroads - 1864 - 214 pages
...nearly to their breaking point. " A great variation exists in the strength of iron bars which have been cut and welded ; whilst some bear almost as much...strength of others is reduced fully a third. • "The breaking strain is considerably less when the strain Is applied suddenly instead of gradually, though... | |
 | Alexander Lyman Holley - Armor-plate - 1865 - 994 pages
...blister." Mr. Kirkaldy concludes* that " a great variation exists in the strength of iron bars which have been cut and welded ; whilst some bear almost as much...the strength of others is reduced fully a third." 4OO. SHAPE. — A solid-forged gun may be turned down to the Dahlgren form (see Ames's gun, 129), so... | |
 | Alexander Lyman Holley - Armor-plate - 1865 - 1516 pages
...that " a great variation exists in the strength of iron bars which have been cut and welded ; wlulst some bear almost as much as the uncut bar, the strength of others is reduced fully a third." 409. SHAPE. — A solid-forged gun may be turned down to the Dahlgren form (see Ames's gun, 129), BO... | |
 | Bindon Blood Stoney - Girders - 1869 - 378 pages
...nearly to their breaking point. 54. A great variation exists in the strength of iron bars which have been cut and welded ; whilst some bear almost as much...bar, the strength of others is reduced fully a third. 55. The welding of steel bars, owing to their being BO easily burned by slightly overheating, is a... | |
 | Bindon Blood Stoney - Girders - 1869 - 370 pages
...nearly to their breaking point. 54. A great variation exists in the strength of iron bars which have been cut and welded ; whilst some bear almost as much...bar, the strength of others is reduced fully a third. 55. The welding of steel bars owing to their being so easily burned by slightly overbeating, is a difficult... | |
 | Dennis Hart Mahan - Civil engineering - 1873 - 560 pages
...nearly to their breaking-point. 39. A great variation exists in the strength of iron bare which have been- cut and welded ; whilst some bear almost as...bar, the strength of others is reduced fully a third. 40. Iron is injured by being brought to a white or welding heat if not at the same time hammered or... | |
 | Bindon Blood Stoney - Girders - 1873 - 692 pages
...nearly to their breaking point. 54. A great variation exists in the strength of iron bars which have been cut and welded ; whilst some bear almost as much...bar, the strength of others is reduced fully a third. 55. The welding of steel bars, owing to their being so easily burned by slightly overheating, is a... | |
 | Bindon Blood Stoney - Girders - 1873 - 682 pages
...whilst some bear almost as much as the uncut bar, the strength of others is reduced fully a third. 65. The welding of steel bars, owing to their being so...overheating, is a difficult and uncertain operation. 56. Iron is injured by being brought to a white or welding heat, if not at the some time hammered or... | |
 | Dennis Hart Mahan - Civil engineering - 1873 - 560 pages
...imagined. 38. Screwed bolts are not necessarily injured although strained nearly to their breaking-point. much as the uncut bar, the strength of others is reduced fully a third. 40. Iron is injured by being brought to a white or welding heat if not at the same time hammered or... | |
 | Dennis Hart Mahan - Civil engineering - 1875 - 636 pages
...shearing strain of steel rivets is found to be about a fourth less than the tensile strain (163). 16. The welding of steel bars, owing to their being so easily burned by s]jghtly overheating, is a difficult and uncertain operation (181, 15). 18. In cast steel the density... | |
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A great variation exists in the strength of iron bars which have been cut and welded ; whilst some bear almost as much as the uncut bar, the strength of others is reduced fully a third. 
