Gb T 8749 2008 Translated English Of Chinese Standard Gbt 8749 2008 Gb T8749 2008 Gbt8749 2008

This standard specifies the classification code, ordering information, dimension appearance and permissible variation, technical specifications, test methods and, test rules as well as package, marking and quality certificates etc of the hot-rolled quality carbon structural steel strips.

This standard specifies the scope, terms and definitions, ordering information, dimensions, shape, weight and tolerances, technical requirements, test methods, inspection rules, packing, marking and quality certificate of free-cutting structural steels. This standard is applicable to steels such as bar steels, wire rods, steel wires, steel plates, and steel strips that are used for mechanical machining. Their chemical.

This Standard specifies the method principle, apparatus, sampling and sample preparation, test procedures, results calculation and precision etc. of the coke with particle size greater than 60mm and 25mm. This Standard is applicable to the determination of mechanical strength of coke with particle size no less than 25mm. The coke with particle size less than 25mm can also refer to this Standard.

This Standard specifies the terms and definitions, classification and code, size, appearance, weight, technical requirements, inspection and test as well as package, mark and quality certificate of continuously hot-dip aluminum-zinc alloy coated steel sheet and strip.

This standard specifies general specifications for acceptance, packaging, marking and certification for section steel (steel bar and rod). This Standard is applicable to hot rolling, cold drawing (rolling), forging and heat treating section steel.

This Standard specifies classification, order content, size, shape, permissible deviation, technical requirement, test method, inspection rule, packaging, marking and inspection certificate of hot-rolled quality carbon structural steel sheets and strips.

This Standard specifies cold forming steel sections in terms of order, classification and code, dimension, shape, weight and permissible deviation, technical requirements, test method, acceptance rules and packaging, marking and quality certificate.

This Standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage and order sheet (or contract) content of wrought copper and copper alloy strip. This Standard is applicable to wrought copper and copper alloy strip for general purposes.