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GB/T 38529-2020: Requirements of concentration limits for restricted substances in 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 38529-2020: Requirements of concentration limits for restricted substances in 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/GBT38529-2020NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 83.160.10 G 41 Requirements of concentration limits for restricted substances in tyres ISSUED ON: MARCH 06, 2020 IMPLEMENTED ON: FEBRUARY 01, 2021 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 Raw materials that shall not be used in tyres ... 5 5 Restricted substances and requirements in tyres ... 6 6 Test method ... 6 7 Specimen preparation ... 7 8 Determination principles ... 7 Annex A (informative) Raw materials for tyre production that may exist or produce restricted substances ... 8ForewordThis Standard was drafted in accordance with the rules given in GB/T 1.1-2009. This Standard was proposed by China Petroleum and Chemical Industry Federation. This Standard shall be under the jurisdiction of National Technical Committee on Tyre rims of Standardization Administration of China (SAC/TC 19). The drafting organizations of this Standard: Triangle Tire Co., Ltd., Shandong Linglong Tire Co., Ltd., Shandong Fengyuan Tire Manufacturing Co., Ltd., Double Star Group Co., Ltd., Beijing Rubber Industry Research and Design Institute Co., Ltd., Jiangsu Academy of Inspection and Quarantine Science and Technology, Zhongce Rubber Group Co., Ltd., Shuangqian Tire Group Co., Ltd., Fengshen Tire Co., Ltd., Wanli Tire Co., Ltd., Qingdao Senqilin Tire Co., Ltd., Sichuan Tire & Rubber (Group) Co., Ltd., Guizhou Tire Co., Ltd., Xiamen Zhengxin Rubber Industry Co., Ltd., Pulin Chengshan (Shandong) Tire Co., Ltd., Ningxia Shenzhou Tire Co., Ltd., Sailun Group Co., Ltd., Jinyu Tire Group Co., Ltd., Shandong Huasheng Rubber Co., Ltd., Tianjin Wanda Tire Group Co., Ltd., Shandong Taishan Tire Co., Ltd., China Quality Certification Center, Michelin (China) Investment Co., Ltd., Dalian Goodyear Tire Co., Ltd., Continental Horse Tire (China) Co., Ltd., Bridgestone (China) Investment Co., Ltd., Pirelli Tire Co., Ltd., Sumitomo Rubber (China) Co., Ltd., Han Thai Tire Co., Ltd., SAIC-GM- Wuling Automobile Co., Ltd. Main drafters of this Standard: Ni Shujie, Ma Xiuju, Chen Shaomei, Pan Chao, Wang Lufei, Xu Lihong, Mou Shouyong, He Zhonghui, Ren Fujun, Fang Zhijun, Wang Xiaojuan, Cheng Mei, Zhang Kaikai, Zhang Junwei, Li Daiqiang, Chen Jianming, Liu Changbo, Chen Gang, Shi Qingyun, Li Weiguo, Chen Jianjun, Yu Zhenjiang, Wang Junling, Zhao Xiang, Ye Wei, Yin Qingye, Ma Zhong, Zhu Cheng, Niu Fuxiang, Huang Xiaoqing, Liang Bin, Fang Hua, Wang Kexian, Li Shuhuan. Requirements of concentration limits for restricted substances in tyres1 ScopeThis Standard specifies the raw materials that shall not be used, restricted substances and requirements, test methods, sample preparation and determination principles in rubber tyres (including inner tubes and cushion tapes). This Standard is applicable to rubber tyres (including inner tubes and cushion tapes).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 519, Test methods for measuring physical properties of pneumatic tyres GB/T 6326, Tyre terms and definitions GB/T 9874, Determination of lead content by atomic absorption spectrometry GB/T 26125, Electrical and electronic products - Determination of six regulated substances (lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers) 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 29614, Determination the content of polycyclic aromatic hydrocarbons in vulcanized rubber compounds SN/T 3814, Determination of short chain chloroparaffin in rubber and plastic5 Restricted substances and requirements in tyres5.1 Polycyclic aromatic hydrocarbons (PAHs) Tested by nuclear magnetic resonance hydrogen spectroscopy (1H NMR) method, the polycyclic aromatic hydrocarbons in the tyre shall have a H Bay content not greater than 0.35%. 5.2 Lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (Cr6+) The content of lead (Pb), mercury (Hg), cadmium (Cd), and hexavalent chromium (Cr6+) in the tyre shall meet the limit requirements in Table 2. Table 2 -- Limit requirements for lead (Pb), mercury (Hg), cadmium (Cd), and hexavalent chromium (Cr6+) in tyres No. Restricted substance Limit requirements (mass fraction) % 1 Lead (Pb) ≤0.1 2 Mercury (Hg) ≤0.1 3 Cadmium (Cd) ≤0.01 4 Hexavalent chromium (Cr6+) ≤0.1 5.3 Polybrominated biphenyls (PBBs) and polybrominated diphenyl ethers (PBDEs) The total amount of polybrominated biphenyls (PBBs) and polybrominated diphenyl ethers (PBDEs) in the tyre shall be no more than 0.1% (in terms of mass fraction). 5.4 Short-chain chlorinated paraffin (SCCP) (compounds with a carbon chain length of C10~C13) The content of short-chain chlorinated paraffin (SCCP) in the tyre shall be no more than 0.1% (based on mass fraction). 5.5 Raw materials for tyre production that may contain or produce restricted substances See Annex A for raw materials for tyre production that may exist or produce restricted substances.6 Test method6.1 The content of polycyclic aromatic hydrocarbons in tyres is determined according to ISO 21461. The PAH content of the filling oil is measured according to EN 16143. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of English version of GB/T 38529-2020 be delivered?Answer: The full copy PDF of English version of GB/T 38529-2020 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice.Question 2: Can I share the purchased PDF of GB/T 38529-2020_English with my colleagues?Answer: Yes. The purchased PDF of GB/T 38529-2020_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet.Question 3: Does the price include tax/VAT?Answer: Yes. 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