GB/T 33975-2017 PDF EnglishUS$150.00 · In stock · Download in 9 seconds
GB/T 33975-2017: Hot-rolled spring steel wire rod for high-speed railway fastener 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 33975-2017: Hot-rolled spring steel wire rod for high-speed railway fastener---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/GBT33975-2017GB NATIONAL STANDARD OF THE PEOPLE’S REPUBLIC OF CHINA ICS 77.140.60 H 44 Hot-rolled spring steel wire rod for high-speed railway fastener Issued on: JULY 12, 2017 Implemented on: APRIL 1, 2018 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 Ordering content ... 6 4 Dimension, shape, weight and tolerances ... 6 5 Technical requirements ... 6 6 Test methods ... 9 7 Inspection rules ... 9 8 Packaging, marking and quality certification ... 10ForewordThis Standard was drafted in accordance with the rules given in GB/T 1.1-2009. This Standard was proposed by China Iron and Steel Association. This Standard shall be under the jurisdiction of National Technical Committee 183 on Steels of Standardization Administration of China (SAC/TC 183). The drafting organizations of this Standard. Nanjing Iron and Steel Co., Ltd., Jiangsu Shagang Group Co., Ltd., Tianjin Iron and Steel Group Co., Ltd., Jiangsu Yonggang group Co., Ltd., China Metallurgical Information and Standardization Institute. The main drafters of this Standard. Shen Puheng, Gao Yan, Chu Juefei, Li Xiaobo, Wu Jinyuan, Yuan Changsheng, Liang Yunke, Xu Shucheng, Ren Cuiying, Wang Lingjun, Liu Xuesen, Wang Dejiong. Hot-rolled spring steel wire rod for high-speed railway fastener1 ScopeThis Standard specifies the ordering content, dimension, shape, weight and tolerances, technical requirements, test methods, inspection rules, packaging, marking and quality certification of hot-rolled spring steel wire rod for high-speed railway fastener, This Standard applies to hot-rolled spring steel wire rod for high-speed railway fastener with a nominal diameter of 12 mm ~ 20 mm (hereinafter referred to as steel wire rod). This standard can be used as a reference for ordinary railways and heavy-load railways.2 Normative referencesThe following referenced documents are indispensable for the application of this document. For dated references, only the edition dated applies to this document. For undated references, the latest edition of the referenced documents (including all amendments) applies to this document. GB/T 222, Permissible tolerances for chemical composition of steel products GB/T 223.5, Steel and iron -- Determination of acid-soluble silicon and total silicon content -- Reduced molybdosilicate spectrophotometric method GB/T 223.11, Iron, steel and alloy -- Determination of chromium content -- Visual titration or potentiometric titration method GB/T 223.12, Methods for chemical analysis of iron, steel and alloy -- The sodium carbonate separation-diphenyl carbazide photometric method for the determination of chromium content GB/T 223.14, Methods for chemical analysis of iron, steel and alloy -- The n- benzoy-n-phenylhydroxylamine extraction photometric method for the determination of vanadium content GB/T 223.19, Methods for chemical analysis of iron steel and alloy -- The neocuproine-chloroform extraction photometric method for the determination of GB/T 14981-2009, Dimension, shape, mass and tolerance for hot-rolled round wire rod GB/T 17505, Steel and steel products -- General technical delivery requirements GB/T 20066, Steel and iron-sampling and preparation of samples for the determination of chemical composition YB/T 081, Rule for rounding off of numerical values and judgement of testing values for technical standards of metallurgy3 Ordering contentContracts or orders based on this Standard shall include the following content. a) a reference to this Standard; b) product name; c) steel designation; d) product specification and weight; e) dimension, shape and accuracy grade; f) other special requirements.4 Dimension, shape, weight and tolerances4.1 The dimension, shape and tolerances of steel wire rod shall meet accuracy grade C of GB/T 14981-2009. Other dimensional accuracy can also be delivered as agreed on by the purchaser and the supplier. 4.2 The coil weight of steel wire rod shall be as specified in GB/T 14981-2009.5 Technical requirements5.1 Smelting method Steels for steel wire rod shall be smelted using an electric-arc furnace or a converter plus external refining. 5.2 Designation and chemical composition ......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 33975-2017 be delivered?Answer: The full copy PDF of English version of GB/T 33975-2017 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 33975-2017_English with my colleagues?Answer: Yes. 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