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GB/T 40718-2021: Green product assessment - Tyres Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedure Status: Valid
Similar standardsGB/T 40718-2021: Green product assessment - Tyres---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT40718-2021GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 83.160.01 CCS G 41 Green product assessment - Tyres ISSUED ON: OCTOBER 11, 2021 IMPLEMENTED ON: MAY 01, 2022 Issued by: State Administration for Market Regulation; Standardization Administration of the People's Republic of China. Table of ContentsForeword ... 3 1 Scope ... 4 2 Normative references ... 4 3 Terms and definitions ... 5 4 Product classification ... 6 5 Assessment requirements ... 6 6 Assessment judgement ... 12 Annex A (Normative) Indicator calculation method and testing method ... 13 Bibliography ... 15 Green product assessment - Tyres1 ScopeThis Standard specifies product classification, evaluation requirements and evaluation judgment in tyre green product assessment. This Standard is applicable to the green product assessment of passenger car tyres and truck tyres.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 6326, Auto immediate GB 9743, Passenger car tyres GB 9744, Truck tyres GB/T 9874, Rubber - Determination of lead content by atomic absorption spectrometry GB/T 19001, Quality management systems - Requirements GB/T 21910, Method for measuring relative wet grip performance of passenger car tyres GB/T 22036, Coast-by methods for measurement of tyre-to-road sound emission GB/T 23331, Energy management system requirements and guidelines GB/T 24001, Environmental management systems - Requirements with guidance for use GB/T 26125, Electrical and electronic products - Determination of six regulated substances (lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers) GB 27632, Emission standard of pollutants for rubber products industry GB/T 29040, Test methods of rolling resistance for motor vehicle tyres - Single point test and correlation of measurement results GB 29449, The norm of energy consumption for per unit product of tyre GB/T 29607, Rubber product - Determination of cadmium content - Atomic absorption spectrometry GB/T 29610, Rubber products - Determination of polybrominated biphenyls and polybrominated diphenyl ethers - Gas chromatography and mass spectrometry GB/T 33761, General principles for green product assessment GB/T 35163, Method for measuring relative wet grip performance of truck and bus tyres GB/T 45001, Occupational health and safety management systems - Requirements with guidance for use SN/T 3814, Determination of short chain chloroparaffin in rubber and plastic products - Gas chromatography tandem mass spectrometry (GC-MS/MS) method ISO 21461, Rubber - Determination of the aromaticity of oil in vulcanized rubber compounds3 Terms and definitionsFor the purposes of this document, the terms and definitions defined in GB/T 6326 and GB/T 33761 as well as the followings apply. 3.1 green product in the whole life cycle process, the products that meet the requirements of environmental protection, are harmless to the ecological environment and human health or have little harm, consume less resources and energy, and are of high quality [Source: GB/T 33761-2017, 3.1] 3.2 passenger car tyre the tyres designed primarily for use in passenger cars [Source: GB/T 6326-2014, 3.3.1] 3.3 truck tyre the tyres designed primarily for use on commercial vehicles and their trailers [Source: GB/T 6326-2014, 3.3.2]4 Product classificationTyre products applicable to this document are classified according to Table 1. When determining the product classification, the category to which the product belongs shall be determined according to the primary level and the secondary level.5 Assessment requirements5.1 Basic requirements 5.1.1 Basic requirements for production enterprises 5.1.1.1 Tyre production enterprises shall have no major safety accidents and environmental pollution accidents in the past three years. 5.1.1.2 The discharge of water pollutants and air pollutants by tyre manufacturing enterprises shall comply with the provisions of GB 27632. 5.1.1.3 The production enterprises shall establish and operate environmental management system, quality management system, occupational health and safety management system and energy management system in accordance with GB/T 24001, GB/T 19001, GB/T 45001 and GB/T 23331, respectively. 5.1.1.4 Tyre production enterprises shall adopt advanced technologies encouraged by the state. 5.1.2 Product basic requirements 5.1.2.1 Passenger car tyres shall meet the requirements of GB 9743. Truck tyres shall meet the requirements of GB 9744.Annex A(Normative) Indicator calculation method and testing method A.1 Calculation method for resource properties indicators The total amount of three rubbers (natural rubber, synthetic rubber and reclaimed rubber) consumed per 1 ton of tyres is calculated according to formula (A.1). where, V - The consumption of three rubbers per 1 ton of tyres produced, in tons per ton (t/t); Vs - The total consumption of three rubbers produced by tyres within a certain measurement time (usually one year), in tons (t); Mc - The output of tyres in a certain measurement time (usually one year), in tons (t). A.2 Calculation method for energy properties indicators The comprehensive energy consumption of tyre unit product is calculated according to formula (A.2). where, e - Energy consumption per unit of product, in ton of standard coal per ton (tce/t); E - Tyre comprehensive energy consumption, in ton of standard coal (tce); Q - Tyre production, in tons (t). A.3 Testing method for environmental properties indicators The content of polycyclic aromatic hydrocarbons in tyres is determined according to ISO 21461. Polybrominated biphenyls (PBBs) and polybrominated ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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