Gb T 18431 2014 Translated English Of Chinese Standard Gbt 18431 2014 Gb T18431 2014 Gbt18431 2014

This Standard specifies the terms and definitions, types and basic parameters, requirements, test methods, inspection rules, marking, packaging and storage of steam and hot water type lithium bromide absorption water chiller.

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 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 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 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 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.

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 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.