An arrangement (1-1; 1-2; 1-3; 1-4) for detecting cracks along a strip (S) of a metallic material (M) moving in relation to the arrangement, the arrangement (1-1; 1-2; 1-3; 1-4) comprising: a coil arrangement (3-1; 3-2; 3-3) having: - a first winding portion (5a; 21a; 24a) extending in a first direction for inducing a first current (i 1 ) in the first direction in a portion of the strip (S), - a second winding portion (5b; 21b; 24b) extending in a second direction for inducing a second current (i 2 ) in the second direction in the portion of the strip (S), the first direction and the second direction intersecting each other, wherein the first winding portion (5a; 21a; 24a) and the second winding portion (5b; 21b; 24b) form part of electrically separated coils, - a first receiver coil arranged to detect a magnetic field generated by the first current (i 1 ), and a second receiver coil arranged to detect a magnetic field generated by the second current (i 2 ), the magnetic field generated by the first current (i 1 ) and the magnetic field generated by the second current (i 2 ) providing a measure of whether a crack is present in the portion of the strip (S) and a direction of the crack, wherein the first receiver coil is arranged at a side of the first winding portion (5a; 21a; 24a) and the second receiver coil is arranged at a side of the second winding portion (5b; 21b; 24b), the first receiver coil and the second receiver coil both being arranged in the same plane as the first winding portion (5a; 21a; 24a) and the second winding portion (5b; 21b; 24b), a signal generator (13; 13-1; 13-2) arranged to feed an individual time-varying current in the form of a pulse train to each of the first winding portion (5a; 21a; 24a) and the second winding portion (5b; 21b; 24b) for inducing the first current (i 1 ) and the second current (i 2 ) in the metallic material (M), a control unit for controlling the signal generator (13; 13-1; 13-2) to alternatingly provide the time-varying current to each of the first winding portion (5a; 21a; 24a) and the second winding portion (5b; 21b; 24b) to thereby alternatingly induce the first current (i 1 ) and the second current (i 2 ) in the metallic material (M). - a first winding portion (5a; 21a; 24a) extending in a first direction for inducing a first current (i 1 ) in the first direction in a portion of the strip (S), - a second winding portion (5b; 21b; 24b) extending in a second direction for inducing a second current (i 2 ) in the second direction in the portion of the strip (S), the first direction and the second direction intersecting each other, wherein the first winding portion (5a; 21a; 24a) and the second winding portion (5b; 21b; 24b) form part of electrically separated coils, - a first receiver coil arranged to detect a magnetic field generated by the first current (i 1 ), and a second receiver coil arranged to detect a magnetic field generated by the second current (i 2 ), the magnetic field generated by the first current (i 1 ) and the magnetic field generated by the second current (i 2 ) providing a measure of whether a crack is present in the portion of the strip (S) and a direction of the crack, <EOS>