This standard specifies the mutual format, dimensions and requirements for the D-type load-bearing saddle top thickness measuring ruler (hereinafter referred to as the measuring ruler). It is suitable for the design, manufacture and use of cut-off D-type load-bearing saddle top thickness measuring rulers.
TB/T 2884.7-1998 history
2006TB/T 2884.1-2006 Special measuring tools for adapter on freight car.Part 1:Measuring tools for manufacture of adapter
TB/T 2884.7-1998 D-type bearing saddle measuring tool top thickness measuring ruler was changed to TB/T 2884.1-2006 Special measuring tools for adapter on freight car.Part 1:Measuring tools for manufacture of adapter.