GB/T 32836-2016 Spherical bearing for steel building structure

GB/T 1184-1996 Geometrical tolerancing—Geometrical tolerance for features without individual tolerance indications GB/T 1804-2000 General tolerances for linear and angular dimensions without individual tolerance indications GB/T 19844-2005 Leaf spring GB/T 985.1-2008 Recommended joint preparation for gas welding,manual metal arc welding,gas-shield arc welding and beam welding GB/T 1033.1-2008 Plastics—Methods for determining the density of non-cellular plastics—Part 1:Immersion method,liquid pyknometer method and titration method GB/T 1040.1-2006 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1040.1-2018 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1040.3-2006 Plastics—Determination of tensile properties—Part 3:Test conditions for films and sheets GB/T 1228-1991 High strength bolts with large hexagon head for steel structures GB/T 1228-2006 High strength bolts with large hexagon head for steel structures GB/T 1591-1994 High strength low alloy structural steels GB/T 1591-2008 High strength low alloy structural steels GB/T 1591-2018 High strength low alloy structural steels GB/T 3280-1992 Cold rolled stainless steel sheets and plates GB/T 3280-2007 Cold rolled stainless steel plate, sheet and strip GB/T 3280-2015 Cold rolled stainless steel plate, sheet and strip GB/T 3398.1-2008 Plastics—Determination of hardness—Part 1:Ball indentation method GB/T 4956-2003 Non-magnetic coatings on magnetic substrates—Measurement of coating thickness-Magnetic method GB/T 7233.1-2009 Steel castings—Ultrasonic examination—Part 1:Steel castings for general purposes GB/T 7233.1-2023 Steel castings—Ultrasonic testing—Part 1:Steel castings for general purposes GB/T 7659-1987 Carbon steel castings suitable for welded structure GB/T 7659-2010 Steel casting suitable for welded structure GB/T 11379-1989 Metallic coatings—Electroplated coatings of chromium for engineering purposes GB/T 11379-2008 Metallic coatings—Electroplated coatings of chromium for engineering purposes GB/T 14436-1993 General principles of industrial product guarantee documents HG/T 2502-1993 5201 grease JB/T 5943-2018 Engineering Machinery Welding Components General Technical Specification JB/T 5943-1991 General technical specification for welding parts of construction machinery GB/T 1040.1-2025 Plastics—Determination of tensile properties—Part 1:General principles GB/T 7659-2025 Steel castings for welding structures GB 50661-2011 Code for welding of steel structures GB/T 4956-2025 Non-magnetic coatings on magnetic substrates—Measurement of coating thickness—Magnetic method