Candian National Railways Specification
Candian National Railways 12-11A was issued in 1987. This specification covers quenched carbon steel rail splice bars for use in railway track, includeds Design, Dimensions and Tolerances, Process, Manufacture, Chemical Composition, Quality Control about Rail Splice Bar for 100 lb. A.R.A.-A. Rail(Standard: TS-1201); Rail Splice Bar for 115 lb. R.E. Rail(Standard: TS-1202); Rail Splice Bar for 132 and 136 lb. R.E. Rail(Standard: TS-1203); Bent Splice Bars for 100, 115, 132 and 136 lb(Standard: TS-1204).