T/CAS 431-2020 Technical specification for pipeline support and bracing in comprehensive utility corridor

GB/T 90.1-2002 Fasteners—Acceptance inspection GB/T 90.1-2023 Fasteners—Acceptance inspection GB/T 157-2001 Geometrical product specifications(GPS) Series of conical tapers and taper angles GB/T 157-2025 Geometrical product specifications(GPS)—Series of conical tapers and taper angles GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB/T 321-1980 Preferred numbers and preferred number series GB/T 321-2005 Preferred numbers—Series of preferred numbers 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 1732-1993 Determination of impact resistance of film GB/T 1732-2020 Determination of impact resistance of coating films GB/T 1843-1996 Plastics—Determination of izod impact strength GB/T 1843-2008 Plastics—Determination of izod impact strength GB/T 2822-1981 Standard linear dimensions GB/T 2822-2005 Standard linear dimensions GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability) GB/T 2829-2025 Sampling procedures and tables for periodic inspection by attributes(Apply to inspection of process stability) GB/T 2934-1996 General-purpose flat pallets for through transit of goods—Principal dimensions and tolerances GB/T 2934-2007 General-purpose flat pallets for through transit of goods—Principal dimensions and tolerances GB/T 3098.1-2000 Mechanical properties of fasteners—Bolts, screws and studs GB/T 3098.1-2010 Mechanical properties of fasteners—Bolts,screws and studs GB/T 3323.2-2019 Non-destructive testing of welds—Radiographic testing—Part 2:X-and gamma-ray techniques with digital detectors GB/T 4096-2001 Geometrical product specifications(GPS) Series of angles and slopes on prisms GB/T 4096.1-2022 Geometrical product specifications (GPS)—Wedges—Part 1:Series of angles and slopes GB/T 4096.2-2022 Geometrical product specifications (GPS)—Wedges—Part 2:Dimensioning and tolerancing GB/T 4857.1-1992 Packaging—Complete, filled transport packages—Identification of parts when testing GB/T 4857.1-2019 Packaging—Basic tests for transport packages—Part 1:Identification of parts when testing GB/T 4879-1999 Rustproof packaging GB/T 4879-2016 Rustproof packaging GB/T 4892-1996 Dimensions of rigid rectangular packages—Transport packages GB/T 4892-2008 Dimensions of rigid rectangular packages—Transport packages GB/T 4892-2021 Dimensions of rigid rectangular transport packages GB/T 4996-1996 General-purpose flat pallets for through transit of goods—Test methods GB/T 4996-2014 General-purpose flat pallets for through transit of goods—Test methods GB/T 4996-2025 Flat pallets—Test methods GB/T 5398-1999 Test methods for large transport packages GB/T 5398-2016 Test methods for large transport packages GB/T 5752-2002 Conveyor belts—Marking GB/T 5752-2013 Conveyor belts—Marking GB/T 6388-1986 Transport package shipping mark GB/T 6417.1-2005 Classification and explanation of imperfections in fusion welded joints GB/T 8051-2002 Sequential sampling procedures and tables for inspection by attributes GB/T 8051-2008 Sequential sampling plans for inspection by attributes GB/T 9445-1999 Qualification and certification for nondestructive testing personnel GB/T 9445-2005 Non-destructive testing—Qualification and certification of personnel GB/T 9445-2008 Non-destructive testing—Qualification and certification of personnel GB/T 9445-2015 Non-destructive testing—Qualification and certification of NDT personnel GB/T 9445-2024 Non-destructive testing—Qualification and certification of personnels GB/T 9799-1997 Metallic coatings—Electroplated coatings of zinc on iron or steel GB/T 9799-2011 Metallic and other inorganic coatings—Electroplated coatings of zinc with supplementary treatments on iron or steel GB/T 9799-2024 Metallic and other inorganic coatings—Electroplated coatings of zinc with supplementary treatments on iron or steel GB/T 9978.1-2008 Fire-resistance tests—Elements of building construction—Part 1:General requirements 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 11373-1989 The general principle of surface preparation of metallic substrate for thermal spraying GB/T 11373-2017 Thermal spraying—Pre-treatment of surfaces of metallic parts and components GB/T 12467.1-1998 Quality requirements for welding—Fusion welding of metallic materials—Part 1:Guidelines for selection and use GB/T 12467.1-2009 Quality requirements for fusion welding of metallic materials—Part 1:Criteria for the selection of the appropriate level of quality requirements GB/T 12605-1990 Methods of radiographic inspection and quality classification of circumferential fusion welded butt joints in steel pipes and tubes GB/T 12605-2008 Non-destructive testing—Test methods for radiographic testing of circumferential fusion-welded butt joints in metallic pipes and tubes GB/T 13346-1992 Metallic coatings—Electroplated coatings of cadmium on iron and steel GB/T 13346-2012 Metallic and other inorganic coatings—Electroplated coatings of cadmium with supplementary treatments on iron or steel GB/T 13912-2002 Metallic coatings—Hot dip galvanized coatings on fabricated iron and steel articles—Specifications and test methods GB/T 13912-2020 Metallic coatings—Hot dip galvanized coatings on fabricated iron and steel articles—Specifications and test methods GB/T 17116.1-1997 Pipe supports and hangers—Part 1:Technical specification GB/T 17116.1-2018 Pipe supports and hangers—Part 1:Technical specification GB/T 17116.2-2018 Pipe supports and hangers—Part 2:Pipe attachments GB/T 17395-1998 Dimensions、shapes、masses and tolerances of seamless steel tubes GB/T 17395-2008 Dimensions,shapes,masses and tolerances of seamless steel tubes GB/T 17395-2024 Dimensions,shapes,masses and tolerances of steel tubes GB/T 37613-2019 Embedded channel steel GB 50009-2012 Load code for the design of building structures GB 50017-2017 Code for design of steel structures GB 50661-2011 Code for welding of steel structures JB 4732 JGJ 145-2013 technical specification for post-installed fastenings in concrete structures TB/T 3329-2013 Electricity-powered railway contact network pre-buried channel in tunnel