GB 50051-2013 Code for design of chimneys (English Version)
GB/T 2423.18-2012 Environmental testing - Part 2: Test methods - Test Kb: Salt mist, cyclic (sodium chloride solution) (English Version)
GB/T 2828.1-2012 Sampling procedures for inspection by attributea-Part1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection
GB/T 4662-2012 Rolling bearings - Static load ratings
GB/T 9452-2012 Testing method for working zone of heat treatment furnace
GB/T 28439-2012 Limits and methods of testing for immunity of electrical / electronic sub-assemblies in vehicles to electromagnetic radiation
GB 50345-2012 Technical Code for Roof Engineering (English Version)
GB 50191-2012 Design code for antiseismic of special structures (English Version)
GB 50207-2012 Code for acceptance of construction quality of roof (English Version)
GB 50009-2012 Load Code for the Design of Building Structures