This standard gives the scope of urban bridge spherical steel bearings, normative reference documents, product classification, models, structural forms and specifications, requirements, test methods, inspection rules, marking, packaging, transportation and storage general principles. This standard is applicable to spherical steel bearings for urban bridges with a vertical bearing capacity of 1 000kN-60 000kN. Spherical steel bearings used in highway bridges, rail transit and other engineering structures can refer to the implementation.
CJ/T 374-2011 Referenced Document
GB/T 1033.1-2008 Plastics.Methods for determining density of non-celluar plastics.Part1:Immersion method,liquid pyknometer method and titration method
GB/T 11352 Carbon steel castings for general engineering purpose
GB/T 11379 Metallic coatings.Electroplated coatings of chromium for engineering purposes