GB/T 30984.3-2016 PDF EnglishUS$150.00 · In stock · Download in 9 seconds
GB/T 30984.3-2016: Solar glass - Part 3: Reflective glass mirror 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 30984.3-2016: Solar glass - Part 3: Reflective glass mirror---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/GBT30984.3-2016GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 81.040.30 Q 34 Solar glass - Part 3. Reflective glass mirror Issued on: DECEMBER 13, 2016 Implemented on: DECEMBER 01, 2017 Issued by. General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China; 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 Classifications and common specifications .. 6 5 Materials .. 6 6 Requirements .. 7 7 Test methods . 13 8 Inspection rules .. 21 9 Packaging, marking, storage and transportation . 25 Appendix A (Normative) Surface shape accuracy .. 27 Foreword GB/T 30984 “Solar glass” is currently divided into 3 parts. - Part 1. Ultra-clear patterned glass; - Part 2. Transparent conductive oxide coated glass; - Part 3. Reflective glass mirror. This section is Part 3 of GB/T 30984. This part was drafted in accordance with the rules given in GB/T 1.1-2009. This part was proposed by the China Federation of Building Materials. This part shall be under the jurisdiction of the National Standardization Technical Committee for Industrial Glass and Special Glass (SAC/TC 447). Drafting organizations of this part. China National Building Material Inspection & Certification Group Co., Ltd., Wuhan Shengpu Solar Energy Technology Co., Ltd., China Haiyang Energy Group Co., Ltd., Beijing Zhaoguang Thermal Technology Co., Ltd., Asahi Glass Special Glass (Dalian) Co., Ltd., National Building Material Industrial Photovoltaic (Electric) Product Quality Supervision Inspection Center, National Safety Glass and Quartz Glass Quality Supervision Inspection Center. Main drafters of this part. Wang Li, Wu Guixiang, Xue Liming, Qi Yuming, Zhao Bin, Zhang Chaojie, Wang Dong, Han Song, Xiao Pengjun, Wang Hongguo, Xiao Songhua, Miao Xiangyang, Bu Cong, Li Yang, Fan Xianglin, Du Dayan, Dai Lei, Wang Jingjing, Qiu Juan, Zuo Huixia, Zhang Jingling, Xu Xingmei, Zhu Liping. Solar glass - Part 3. Reflective glass mirror1 ScopeThis part of GB/T 30984 specifies the terms and definitions, classification and common specifications, materials, requirements, test methods, inspection rules, packaging, marking, storage and transportation of reflective glass mirrors. This part applies to solar thermal reflective glass mirrors, condenser photovoltaic mirrors and other types of mirrors can be implemented with reference to this part.2 Normative referencesThe following documents are essential to the application of this document. For the dated documents, only the versions with the dates indicated are applicable to this document; for the undated documents, only the latest version (including all the amendments) are applicable to this standard. GB/T 531.1 Rubber vulcanized or thermoplastic - Determination of indentation hardness - Part 1. Durometer method (Shore hardness) GB/T 2423.3 Environmental testing for electric and electronic products - Part 2. Testing method test Cab. Damp heat Steady state (GB/T 2423.3-2006, IEC 60068-2-78.2001, IDT) GB/T 2828.1-2012 Sampling procedures for inspection by attributes - Part 1. Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection (GB/T 2828.1-2012, ISO 2859.1.1999, IDT) GB/T 5137.3 Road vehicles - Safety glazing materials - Test methods for resistance to radiation high temperature humidity fire and simulated weathering GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values GB/T 9056 Steel ruler GB/T 9286 Paints and varnishes - Cross cut test for films (GB/T 9286-1998, eqv ISO 2409.1992) GB/T 10125 Corrosion tests in artificial atmospheres - Salt spray tests (GB/T appearance quality shall comply with the requirements in Table 1. 6.9 Neutral salt spray (NSS) test performance It is tested in accordance with 7.10, after the test, the surface of the protective coating of the monolithic reflective glass mirror test shall have no peeling, cracks, and stripping, and the reflective layer shall not subject to discoloration or turbidity. The appearance quality meets the requirements of Table 1, the edge corrosion shall not be greater than 1.0 mm; the composite reflective glass mirror shall have no open glue after the test, the part 1.0 m beyond the edge is free from air bubble or coating loss, there is no change at the front surface of the specimen during visual observation, the appearance quality shall comply with the requirements in Table 1. 6.10 Copper accelerated acrylate spray (CASS) test performance It is tested accordance with 7.11, after the test, the protective coating surface of the monolithic reflective mirror shall be free from peeling, cracking, or stripping, the reflective layer shall not discolor or turbid, the appearance quality complies with the requirements of Table 1, the edge corrosion shall not be more than 1.5 mm; the composite reflective glass mirror shall have no open glue after the test, the part 1.5 m beyond the edge is free from air bubble or coating loss, there is no change at the front surface of the specimen during visual observation, the appearance quality shall comply with the requirements in Table 1. 6.11 Heat cycle resistance It is tested in accordance with 7.12, after the test, the attenuation of the solar hemispherical reflectance shall not exceed 1.5%. After the monolithic reflective glass mirror test, the surface of the protective coating shall be free from peeling, cracks, and stripping. The reflective layer shall not be discolored or turbid. The appearance quality meets the requirements of Table 1, the edge corrosion shall not exceed 1.5 mm; the composite reflective glass mirror shall have no open glue after the test, the part 1.5 m beyond the edge is free from air bubble or coating loss, there is no change at the front surface of the specimen during visual observation, the appearance quality shall comply with the requirements in Table 1. 6.12 Frost resistance It is tested in accordance with 7.13 based on the conditions of use as negotiated between the supplier and the purchaser, after the test, the attenuation of the solar hemispherical reflectance shall not exceed 1.5%. After the monolithic reflective glass mirror test, the surface of the protective coating shall be free from peeling, cracks, and stripping. The reflective layer shall not be discolored or turbid. The appearance quality meets the requirements of Table 1, the edge corrosion shall not exceed 1.5 mm; the composite reflective glass mirror shall have no open glue after the test, the part 1.5 m beyond the edge is free from air bubble or coating loss, there is no change at the front surface of the specimen during visual observation, the appearance quality shall comply with the requirements in Table 1. 6.13 Damp heat resistance It is tested in accordance with 7.14 based on the conditions of use as negotiated between the supplier and the purchaser, after the test, the attenuation of the solar hemispherical reflectance shall not exceed 1.5%. After the monolithic reflective glass mirror test, the surface of the protective coating shall be free from peeling, cracks, and stripping. The reflective layer shall not be discolored or turbid. The appearance quality meets the requirements of Table 1, the edge corrosion shall not exceed 1.5 mm; the composite reflective glass mirror shall have no open glue after the test, the part 1.5 m beyond the edge is free from air bubble or coating loss, there is no change at the front surface of the specimen during visual observation, the appearance quality shall comply with the requirements in Table 1. 6.14 UV radiation resistance It is tested in accordance with 7.15, after the test, the attenuation of the solar hemispherical reflectance shall not exceed 1%. After the monolithic reflective glass mirror test, the surface of the protective coating shall be free from peeling, cracks, and stripping. The reflective layer shall not be discolored or turbid. The appearance quality meets the requirements of Table 1, the edge corrosion shall not exceed 1.5 mm; the composite reflective glass mirror shall have no open glue after the test, the part 1.5 m beyond the edge is free from air bubble or coating loss, there is no change at the front surface of the specimen during visual observation, the appearance quality shall comply with the requirements in Table 1. 6.15 Wear resistance 6.15.1 Mirror surface wear resistance It is tested in accordance with 7.16.1, the solar hemispherical reflectance change caused by abrasion after the test shall not exceed 1.0%. 6.15.2 Protective layer wear resistance For monolithic reflective glass mirror, one piece is taken to perform test in accordance with 7.16.2, after the test, the primer shall not be exposed, the protective layer appearance shall be free from obvious change during visual observation. 6.16 Protective layer adhesion A sample that has a size of 300 mm x 300 mm prepared in the same material as the product and under the same process conditions is used as a specimen, the number is 3 pieces. It is tested in accordance with the provisions of GB/T 5137.3. 7.9 Condensate test performance 7.9.1 Specimen A sample that has a size of at least 100 mm×70 mm prepared in the same material as the product and under the same process conditions is used as a specimen, the number is 3 pieces. 7.9.2 Test procedure It is tested in accordance with the provisions of GB/T 13893, the test time is 480 h. 7.10 Neutral salt spray (NSS) test performance 7.10.1 Specimen A sample that has a size of at least... ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al. 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