Standards

GB/T 5054.2-2008 Replaced

GB/T 5054.2-2008 Road vehicles—Multi-core connecting cables—Part 2:Test methods and requirements for high performance sheathed cables

This part of GB/T 5054 specifies the test methods and performance requirements for high-performance multi-core sheathed cables used for electrical connections between tractors and trailers. The cable is suitable for use in a temperature range of -40°C to +85°C.

Publish Date: 2008-09-24

GB/T 5054.4-2008 Replaced

GB/T 5054.4-2008 Road vehicles—Multi-core connecting cables—Part 4:Articulation test method and requirements for coiled cable assemblies

This part of GB/T 5054 specifies the bending test methods and requirements for spiral cable assemblies. This part is applicable to the electrical connections of tractors and trailers equipped with 12 V or 24 V power supplies.

Publish Date: 2008-09-24

GB/T 5590-2008 Replaced

GB/T 5590-2008 Low voltage explosion protection electromagnetic starter for mining

This standard specifies the classification, characteristics, technical requirements, structure, and performance requirements of mine-used explosion-proof low-voltage electromagnetic starters (hereinafter referred to as starters), as well as the test methods, inspection rules, and requirements for marking, packaging, transportation, and storage.
This standard applies to the design, manufacture, and inspection of starters used in coal mines to locally and remotely start and stop, reverse, and operate at two speeds three-phase squirrel-cage asynchronous motors in AC 50 Hz circuits with voltages up to 1,140 V, while providing protection for the motor and related circuits.

Publish Date: 2008-09-24

GB/T 7370-2008 Replaced

GB/T 7370-2008 p-Anisidine

This standard specifies the requirements for anisochloroacetophenone, sampling, testing methods, inspection rules, as well as marking, labeling, packaging, transportation, storage, safety, and safety technical specifications. This standard applies to the quality control of anisochloroacetophenone, a product primarily used in the dye industry.

Publish Date: 2008-09-24

GB/T 7595-2008 Replaced

GB/T 7595-2008 Quality of transformer oils in service

This standard specifies the quality and inspection cycle that transformer oil and circuit breaker oil should meet during operation. This standard applies to the quality supervision of mineral transformer oil and circuit breaker oil filled into electrical equipment during operation. The oil used for generators can be used for reference. This standard does not apply to mineral oil used as an impregnating agent in cables or capacitors.

Publish Date: 2008-09-24

GB/T 7596-2008 Replaced

GB/T 7596-2008 In-service quality criteria of turbine oils used in power plants

This standard specifies the quality standards that mineral turbine oil (hereinafter referred to as turbine oil) used in power plants (including hydro turbines, phase adjusters, and gas turbines) should meet during operation. This standard applies to the quality supervision of turbine oil (including oil used in hydro turbines, phase adjusters, and gas turbines) during the operation of power generation units.

Publish Date: 2008-09-24

GB/T 7605-2008 Replaced

GB/T 7605-2008 Determination of clemulsibility characteristics of turbine oils in service

This standard specifies the method for determining the demulsibility of turbine oil in operation. This standard applies to turbine oil in operation, and new oil can be used for reference when implementing it.

Publish Date: 2008-09-24

GB/T 12772-2008 Replaced

GB/T 12772-2008 Cast iron pipes、fittings and accessories with flexible joint sewerage for drainage

This standard specifies the classification, dimensions, shapes, weights, and allowable deviations of flexible-joint cast iron straight pipes and fittings for drainage (hereinafter referred to as cast iron pipes), as well as their technical requirements, test methods, inspection rules, packaging, marking, quality certificates, transportation, and storage. This standard applies to cast iron drainage pipes used for discharging wastewater, sewage, rainwater, and ventilation in buildings.

Publish Date: 2008-09-11

GB/T 14978-2008 Replaced

GB/T 14978-2008 Continuously hot-dip aluminum-zinc alloy coated steel sheet and strip

This standard specifies the terms and definitions, classification and designations, dimensions, shapes, weights, technical requirements, inspections and tests, packaging, marking, and quality certificates for continuous hot-dip aluminum-zinc alloy coated steel plates and steel strips (hereinafter referred to as steel plates and steel strips). This standard applies to steel plates and steel strips with a thickness of 0.30 mm to 3.0 mm, and is mainly used in industries such as construction, home appliances, electronics and electrical equipment, and automobiles.

Publish Date: 2008-09-11

GB/T 1786-2008 Replaced

GB/T 1786-2008 Forging tortillas ultrasonic testing method

This standard specifies the scope of application, testing personnel, testing instruments and equipment, comparison specimens, testing conditions and procedures, defect evaluation, quality assurance provisions, and testing reports for the ultrasonic inspection of forged discs (hereinafter referred to as discs) using flat-bottomed hole comparison specimens by ultrasonic water immersion or contact methods. This standard applies to the ultrasonic inspection of defects in high-temperature alloys and alloy steel discs with a cross-sectional thickness of not less than 8 mm. The ultrasonic inspection of discs for other purposes may be used as a reference after consultation between the supplier and the buyer.

Publish Date: 2008-09-11

GB/T 223.11-2008 Replaced

GB/T 223.11-2008 Iron,steel and alloy—Determination of chromium content—Visual titration or potentiometric titration method

This part of GB/T 223 specifies the determination of chromium content by visual titration or potentiometric titration. This part of the method I is applicable to the determination of chromium content ranging from 0.10% to 35.00% in cast iron, carbon steel, alloy steel, high-temperature alloy, and precision alloy; and method II is applicable to the determination of chromium content ranging from 0.25% to 35.00% in steel.

Publish Date: 2008-09-11

GB/T 22373-2008 Replaced

GB/T 22373-2008 Metadata of standards documents

This standard specifies the basic metadata of standard literature data sets, and provides the definitions of core standard literature metadata and public metadata, as well as their representation methods. This standard is applicable to the processing, organization, database construction, compilation, publication, and query of various standard literature data sets.

Publish Date: 2008-09-11