 | Albert Ladd Colby - Steel - 1902 - 114 pages
...top of the ingots to insure sound rails. (d). No bled ingots shall be used. Comical properties. 2. Rails of the various weights per yard specified below shall conform to the following limits in chemical composition : DROP TEST. Carbon .... Pho sphorus shall not exceed Silicon... | |
 | Harry Huse Campbell - Iron - 1903 - 914 pages
...material shall be discarded from the top of the ingots to insure sound rails. CHEMICAL PROPERTIES. 2. Rails of the various weights per yard specified below shall conform to the following limits in chemical composition: 50 to 59+ 60 to 69+ 70 to T9+ 80 to 89+ 90 to 100 pounds.... | |
 | Harry Huse Campbell - Iron - 1903 - 906 pages
...material shall be discarded from the top of the ingots to insure sound rails. CHEMICAL PROPERTIES. 2. Rails of the various weights per yard specified below shall conform to the following limits in chemical composition: .50 to 59+ 60 to 60+ 70 to 70+ 80 to 89+ 90 to 100 pounds.... | |
 | Walter Loring Webb - Railroad engineering - 1903 - 784 pages
...material shall be discarded from the top of the ingots to insure sound rails. CHEMICAL PROPERTIES. 2. Rails of the various weights per yard specified below shall conform to the following limits in chemical composition: PHYSICAL PROPERTIES. 3. One drop test shall be made on a... | |
 | John Butler Johnson - Building materials - 1904 - 886 pages
...material shall be discarded from the top of the ingots to insure sound rails. CHEMICAL PROPERTIES. 2. Rails of the various weights per yard specified below shall conform to the following limits in chemical composition : Manganese 0.70-1.00 0.70-1.00 0.75-1.05 0.80-1.10 0.80-1.10... | |
 | John Butler Johnson - Engineering - 1904 - 588 pages
...material shall be discarded from the top of the ingots to insure sound rails. CHEMICAL PROPERTIES. 2. Rails of the various weights per yard specified below shall conform to the following limits in chemical composition: Manganese 0.70-1.00 0.70-1.00 0.75-1.05 0.80-1.10 0.80-1.10... | |
 | Gaetano Lanza - Engineering - 1905 - 974 pages
...material shall be discarded from the top of the ingots to insure sound rails. CHEMICAL PROPERTIES. 2. Rails of the various weights per yard specified below shall conform to the following limits in chemical composition: Carbon Phosphorus shall not Silicon shall not exManganese... | |
 | Gaetano Lanza - Engineering - 1905 - 980 pages
...material shall be discarded from the top of the ingots to insure sound rails. CHEMICAL PROPERTIES. 2. Rails of the various weights per yard specified below shall conform to the following limits in chemical composition: Phosphorus shall not Silicon shall not exceed 50 to 59 +... | |
 | American Society of Civil Engineers - Civil engineering - 1906 - 742 pages
...before sawing for the purpose of reducing their (continued). temperature. Chemical Composition.—Hails of the various weights per yard specified below shall conform to the following limits in chemical composition: 70 to 79 lb. 8i, to 89 Ib. 90 to 100 Ib. Percentage. Percentage.... | |
 | American Society of Civil Engineers - Civil engineering - 1907 - 956 pages
...be held before sawing for the purpose of reducing their temperature. ''Chemical Composition.—Rails of the various weights per yard specified below shall conform to the following limits in chemical composition: 70 to 79 Ib. SO to 89 Ib. 90 to 100 Ib. Percentage. Percentage.... | |
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must be evenly heated throughout their length, drawn at a uniform temperature, and a uniform finishing-temperature also maintained. 2. Chemical Composition. Rails of the various weights per yard specified below shall conform to the limits in chemical... 
