B70 or B-70 may refer to: B70 (chess opening) B70 (New York City bus) B-70 Valkyrie, a planned American supersonic bomber aircraft Bundesstraße 70, a federal highway in Germany CD86, a human protein also called B70 HLA-B70, an HLA-B serotype West Bromwich, UK postcode The pennant number assigned to Turkish battlecruiser TCG Yavuz Sultan Selim