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17-type forging coupler forge yoke introduction: Forging coupler yoke are upgrading product on the base of Casting coupler yoke. it has the performance of high strength, long service life, reliability, etc. that is applied in the railway high-speed, heavy-load transportation. With cooperation of FAW Barrett Forging Company, we successfully research,design, manufacture 17-type forging coupler yoke, and in 2006 we got the manufacture qualification license authorized by the Ministry of Railways.17-type forging coupler yoke is used for the 70-ton railway wagon, and it is made by 25MnCrNiMoA through forging, welding, heat treatment and machining processes. Product main technical parameters: 1, box body length: 932.5mm 2, box body width: 291mm 3, box body wall thickness: 28mm 4, weight: 105 kg