Gb T 31142 2014 Translated English Of Chinese Standard Gbt 31142 2014 Gb T31142 2014 Gbt31142 2014

This Standard specifies the product properties, technical parameters and structural types that should be paid attention to during the selection and application of transfer switching equipment (TSE), and the environmental conditions in use.

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 Part of GB/T 6324 specifies the instrument method that adopts the principle that was determined by International Commission on Illumination (CIE) in 1931, using X, Y, Z (tristimulus values) to express the color of clear liquid to determine the color (expressed in platinum-cobalt color). This Part is applicable to determine clarified, non-turbid liquid organic chemical products of which the nominal platinum-cobalt color number is 0~100 and the sample has similar absorption characteristics to the platinum-cobalt solution, without fluorescence emission.

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 requirements for the restricted substances management systems of the organizations related to the production of electrical and electronic products, so as to help the organizations identify the process related to the use of restricted substances according to the relevant laws and regulations or customer requirements, and to establish and implement the restricted substances management systems.

This Standard stipulates the method of adopting single test piece brittleness temperature testing machine to test vulcanized rubber brittleness temperature and judging whether vulcanized rubber is failed after being impacted at a stipulated temperature. The method includes two procedures: Procedure A is applicable to the test of brittleness temperature; Procedure B is applicable to the judgment of whether fail is caused after the impact at a stipulated temperature.

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 methods for the expression of codes, chemical element symbols, nominal contents and mechanical properties of cast steel designations. This Standard applies to all types of cast steels.