GB/T 3220-2011 Freight container spreader

GB/T 3220-1982 Dimensional and capacity series for freight container spreader

GB/T 985.1-2008 Recommended joint preparation for gas welding,manual metal arc welding,gas-shield arc welding and beam welding GB/T 985.2-2008 Recommended joint preparation for submerged arc welding 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 1229-1991 High strength large hexagon nuts for steel structures GB/T 1229-2006 High strength large hexagon nuts for steel structures GB/T 1230-1991 High strength plain washers for steel structures GB/T 1230-2006 High strength plain washers for steel structures GB/T 1413-1998 Series 1 freight containers—Classification,dimensions and ratings GB/T 1413-2008 Series 1 freight containers—Classification,dimensions and ratings GB/T 1413-2023 Series 1 freight containers—Classification,dimensions and ratings 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 2893-2001 Safety colors GB 2893-2008 Safety colours GB/T 2893.1-2004 Graphical symbols—Safety Colors and safety signs—Part1:Design principles for safety signs in workplaces and public areas GB/T 2893.1-2013 Graphical symbols—Safety colours and safety signs—Part 1:Design principles for safetry signs and safety markings GB/T 2893.2-2008 Graphical symbols—Safety colours and safety signs—Part 2:Design principles for product safety labels GB/T 2893.2-2020 Graphical symbols—Safety colours and safety signs—Part 2:Design principles for product safety labels GB/T 2893.3-2010 Graphical symbols—Safety colours and safety signs—Part 3:Design principles for graphical symbols for use in safety signs GB/T 2893.4-2013 Graphical symbols—Safety colours and safety signs—Part 4:Colorimetric and photometric properties of safety sign materials GB/T 2893.5-2020 Graphical symbols—Safety colours and safety signs—Part 5:Principles and requirements for the use of safety signs GB 2894-1996 Safety signs GB 2894-2008 Safety signs and guideline for the use GB 2894-2025 Safety colours and safety signs GB/T 3323-1987 Methods for radiographic inspection and classification of radiographs for fusion welded butt joints in steel GB/T 3323-2005 Radiographic examination of fusion welded joints in metallic materials GB/T 3323.1-2019 Non-destructive testing of welds—Radiographic testing—Part 1:X-and gamma-ray techniques with film GB/T 3323.2-2019 Non-destructive testing of welds—Radiographic testing—Part 2:X-and gamma-ray techniques with digital detectors GB/T 3766-2001 Hydraulic fluid power—General rules relating to systems GB/T 3766-2015 Hydraulic fluid power—General rules and safety requirements for systems and their components GB/T 3811-1983 Design rules for cranes GB/T 3811-2008 Design rules for cranes GB 4208-1993 Degrees of protection provided by enclosure (IP code) GB/T 4208-2008 Degrees of protection provided by enclosure(IP code) GB/T 4208-2017 Degrees of protection provided by enclosure(IP code) GB/T 5117-1995 Carbon steel covered electrodes GB/T 5117-2012 Covered electrodes for manual metal arc welding of non-alloy and fine grain steels GB/T 5118-1995 Low alloy steel covered electrodes GB/T 5118-2012 Covered electrodes for manual metal arc welding of creep-resisting steels GB/T 6067-1985 Safety rules for lifting appliances GB/T 6067.1-2010 Safety rules for lifting appliances—Part 1:General GB/T 6067.5-2014 Safety rules for lifting appliances—Part 5:Bridge and gantry cranes GB/T 8923.1-2011 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 1:Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings GB/T 8923.2-2008 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 2:Preparation grades of previously coated steelsubstrates after localized removal of previous coatings GB/T 8923.3-2009 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 3:Preparation grades of welds,edges and other areas with surface imperfections GB/T 8923.4-2013 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 4:Initial surface conditions,preparation grades and flash rust grades in connection with high-pressure water jetting GB/T 11345-1989 Method for manual ultrasonic testing and classification of testing results for ferritic steel welds GB/T 11345-2013 Non-destructive testing of welds—Ultrasonic testing—Techniques,testing levels,and assessment GB/T 11345-2023 Non-destructive testing of welds—Ultrasonic testing—Techniques, testing levels and assessment GB/T 14957-1994 Steel wires for melt welding JB/T 7949-1999 CB/T 3123