F Interlock Couplers are designed on base of H type tight coupling, with functions of strong structure strength, small coupling distance, anti-stripping, interlock and automatic centering function, as well as reliable three states and reliable anti jump performance. F coupler is made of E grade steel, material complies with AAR M201 standard, profile comply with AAR S117 standard, manufacture comply with AAR M211 standard.

FR rotatable couplers are developed to meet the requirements of coals and other bulk goods’ unloading without uncoupling and tipping, on base of F type coupler. FR Interlock rotatable couplers have been widely applied in heavy unit freight wagons, and have improved the transportation efficiency significantly.

Railteco could provide F70DE and FR 209AE couplers.