. Electric railway journal . amp; Mfg. Co 144 Union Switch & Signal Co 59 U. S. Electric Signal Co 21 U. S. Metal & Mfg. Co 138 Universal Lubricating Co., The. 146 Universal Safety Tread Co 153 Universal Trolley Wheel 145Utah Corr. Culv. & Flume 27 Valentine & Co 148 Valentine-Clarke Co., The 136 Van Dorn Coupler Co 128 Van Dorn & Dutton Co 106 Virginia Metal & Culvert 27 W Walpole Tire & Rubber Co 80 Want Ads 151 Wason Mfg. Co 163 Wasson Engg & Supply Co 144 Weir Frog Co 139 Western Electric Co 120 Western Metal Mfg. Co 27 Westinghouse Elec. & Mfg. 2 Westinghouse Lamp
. Electric railway journal . amp; Mfg. Co 144 Union Switch & Signal Co 59 U. S. Electric Signal Co 21 U. S. Metal & Mfg. Co 138 Universal Lubricating Co., The. 146 Universal Safety Tread Co 153 Universal Trolley Wheel 145Utah Corr. Culv. & Flume 27 Valentine & Co 148 Valentine-Clarke Co., The 136 Van Dorn Coupler Co 128 Van Dorn & Dutton Co 106 Virginia Metal & Culvert 27 W Walpole Tire & Rubber Co 80 Want Ads 151 Wason Mfg. Co 163 Wasson Engg & Supply Co 144 Weir Frog Co 139 Western Electric Co 120 Western Metal Mfg. Co 27 Westinghouse Elec. & Mfg. 2 Westinghouse Lamp Co 4, 5 Westinghouse Traction Brake Co. _6Weston Elec. Instrument 153 White Companies, The J. G 60 White Company, The T. C 137 Wisch Service, The P. Edw 61 Wood Co., Chas. N 40 Woodman Mfg. & Supply Co., & Davidson, 60 Zelnicker Supply Co., Walter March 20, 1915] ELECTRIC RAILWAY JOURNAL 161 TITANIUM IN RAIL STEEL No. 17 Results of Hardness Tests. Hardness Tests are made on the well knownBrinell and Schlerescope Machines—the resultshere shown are Brinell Tests. TITANIUMSTANDARD TREATEDOPEN HEARTH OPEN HEARTH Hardness Hardness Head Web Flange Head Web Flange 217 277 223 223 228 228 217 283 214 237 250 226 241 277 230 226 239 230 223 267 198 217 221 223 230 274 239 225 243 230 219 253 215 210 221 212 217 237 212 219 223 226 237 253 225 223 283 237 221 253 221 210 200 219 221 241 209 221 221 215 212 219 210 230 221 221 214 248 205 217 215 215 225 253 233 225 253 230 250 283 248 248 262 246 223 260 223 226 262 215 181 170 178 221 223 223 183 187 183 237 243 230 A v e raj jes: 219 249 215 224 235 225 For details see our BulletinsNo. 1 to No. 7 Courtesy Sauveur & Boylston These tests are particularly interesting as they illustrate so clearly two The greater uniformity throughout the entire section of the Titanium-Treated The increased hardness of the heads of the Titanium-Treated Rails—additional evi-
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