Performance of casts 2657,2747,2757 & 3609(improved rail steels) in full section fracture test (TN-FM-011)

Full section fracture tests have been performed on 113A FB rails from three casts of the Mk I (EN.15 type aluminium grain refined) variant of improved rail steel. These casts are similar to cast 692 which exhibited the best fracture performance in a previous series of tests (ref. 1). Similar...