Gb T 5450 2014 Translated English Of Chinese Standard Gbt 5450 2014 Gb T5450 2014 Gbt5450 2014

This standard specifies the terms and definitions, method summary, reagents and materials, instruments and equipment, specimens, test procedures, expression of results, method precision of Audibert-Arnu dilatometer test of bituminous coal. This standard applies to bituminous coal.

This Standard specifies contents such as the structure, bar code character set, bar code symbol dimension, quality assurance of GS1 system code 128 (hereinafter referred to as GS1-128 code), and the application parameters, character string encoding and decoding rules of GS1-128 code. This Standard applies to automatic identification and data collection in the bar code system for commodity.

This standard specifies the 180-degree peel test method for vulcanized rubber as bonded to metal. This standard is applicable to the determination of the 180 peel strength of vulcanized rubber as bonded to metal. The 180-degree peel strength of other flexible materials as bonded to rigid materials may also refer to this standard. This standard does not apply to low-flexibility materials which will produce cracks or delamination after bending 180. Such materials may be subjected to a 90 peel test, the test method may refer to GB/T 7760.

This Standard specifies the basic design requirements, technical requirements, manufacture and installation, and test methods for the strops with no more than 4 passengers. This Standard is applicable to the design, manufacture, installation and testing of the strops.

This Standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, and storage of vulcanizing accelerator Ncyclohexylbenzothiazole-2-sulfenamide (referred to as vulcanizing accelerator CBS). This Standard is applicable to the vulcanizing accelerator CBS prepared by using vulcanizing accelerator 2-mercaptobenzothiazole (referred to as vulcanizing accelerator MBT) and cyclohexylamine as main raw materials.

This standard specifies the designations, code and chemical composition, and chemical composition analysis methods for the casting titanium and titanium alloys.

This Part of GB/T 31024 specifies the technical requirements for medium access control layer and physical layer of dedicated short-range communications of cooperation of roadside to vehicle, including system reference model, MAC layer frame format and MAC layer function of communication mode with center node, MAC layer frame format and function of communication mode without center node, physical layer parameters and functions of communication mode with center node, physical layer parameters and functions of communication mode without center node.

This Part of GB/T 20042 specifies terms and definitions, thickness uniformity test, electrical resistance test, mechanical strength test, air permeability test, porosity test, bulk density test, areal density test, roughness test and test report for test method of carbon paper properties of proton exchange membrane fuel cells.