Rough steel tyres for railway-wheels
(for normal-gauge track)

Material

Electric steel, grade B2, B3, B4, and B5 with the chemical composition and the mecanichal characteristics according to UIC 810-1

Dimensions, weight and limit tolerances of the rough tyre Download Drawing
Dimensions and limit tolerances [mm] Weght [Kg/pcs.] Dimensions of the machined tyre [mm]
D +8/0 d 0/-10 B +4/-1 I + 3/0
786 620 138 40 240 780 x 630 x 135
786 620 143,5 40 245 780 x 630 x 140
860 690 138 40 260 850 x 700 x 135
926 760 138 40 264 920 x 770 x 135
956 790 138 40 274 950 x 800 x 135
1006 840 138 40 288 1000 x 850 x 135
1006 842 143,5 30 292 1000 x 850 x 140
1006 842 143,5 40 294 1000 x 850 x 140
1106 936 143,5 30 344 1100 x 950 x 140
1256 1086 143,5 30 382 1250 x 1100 x 140
Note: Depending on the customer`s request, on the basis of their documentation, there can be also manufactured other tyre sizes.

Shape deviations
According to UIC 810 - 2
Out-of-roudness of the rim diameter max. 2,5 mm
Eccentricity of the external revolution surface against the internal one, measured in the plane of rim max. 2 mm
Taper of the internal surface of the tyre max. 2 mm
Deviation from the flatness of the generatrix of the internal tyre lateral surface max. 2 mm

Delivery state, delivery
Delivery state Delivery
Rough rolled, normalized (N) Without packing and unprotected to corrosion
Rough rolled, hardened and tempered (T)