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GB/T 7735-2016 Automated eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for detection of imperfections (English Version)
GB/T 7106-2008 Graduations and test methods of air permeability watertightness wind load resistance performance for building external windows and doors (English Version)
GB/T 699-2015 Quality carbon structural steels
GB/T 6930-2002 Rolling bearings - Vocabulary
GB/T 6892-2015 Wrought aluminium and aluminium alloys extruded profiles for general engineering (English Version)
GB/T 6725-2017 Cold forming steel sections (English Version)
GB/T 6391-2010 Rolling bearings—Dynamic load ratings and rating life
GB/T 6177.1-2016 Hexagon nus wit flange,style 2 (English Version)
GB/T 5777-2008 Seamless Steel Pipe and Tubing Methods for Ultrasonic Testing
GB/T 5620-2002 Road vehicles - Braking of automotive vehicles and their trailers - Vocabulary (English Version)
GB/T 50549-2010 Coding standard for power plant identification system (English Version)
GB/T 50087-2013 Code for design of noise control of industrial enterprises