PRODUCTS: Axle guards, Couplers, Yokes, Plates, Supports, Housings and parts of housings. THE QUALITY CONTROLL ARE MADE ACCORDING TO: EN 10204, EN 12680-1 and 12680-2, EN 1369, EN 12454 AND MSS SP 55, EN 12881 MATERIALS THAT ARE USED FOR PRODUCTION ARE ACCORDING TO STANDARDS: SEW 520, EN 10213-2, UIC 840-2, Others.