Common crossings in 109 LB./YD. F.B. rail service trials of facing crossings incorporating Paddinghaus hardened medium manganese steel, and high manganese steel, point rails (E-462)

1.2 From tests at three sites with predominantly electric or diesel traction, the far better performance of high manganese steel point rails compared with medium manganese steel point rails, untreated or treated, in resisting wheel batter is confirmed. 1.3 At these sites, the Peddinghaus hardened medium manganese steel point...