GB/T 14829-2018 English PDFUS$119.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 14829-2018: Variable-speed V-belt for agricultural machinery Status: Valid GB/T 14829: Historical versions
Basic dataStandard ID: GB/T 14829-2018 (GB/T14829-2018)Description (Translated English): Variable-speed V-belt for agricultural machinery Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: G42 Classification of International Standard: 21.220.10 Word Count Estimation: 6,652 Date of Issue: 2018-05-14 Date of Implementation: 2018-12-01 Older Standard (superseded by this standard): GB/T 14829-2007 Regulation (derived from): National Standards Announcement No. 6 of 2018 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 14829-2018: Variable-speed V-belt for agricultural machinery---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.Variable-speed V-belt for agricultural machinery ICS 21.220.10 G42 National Standards of People's Republic of China Replacing GB/T 14829-2007 Variable speed V belt for agricultural machinery Published on.2018-05-14 2018-12-01 Implementation National Market Supervision Administration China National Standardization Administration released ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB/T 14829-2007 "Variable-speed V-belts for agricultural machinery." Compared with GB/T 14829-2007, in addition to editoriality The main technical changes outside the modification are as follows. --- Modify the requirements for adhesive strength of variable speed V-belt wire ropes for agricultural machinery (see 5.3, 5.3,.2007 edition); --- Modify the fatigue performance requirements of variable speed V-belts for agricultural machinery (see 5.4,.2007 version 5.4); --- Added reference force values for the reference force elongation rate of agricultural machinery used in HG, HH, HN and HO models (see 6.3, 2007 version 7.3). This standard is proposed by China Petroleum and Chemical Industry Federation. This standard is under the jurisdiction of the National Technical Committee on Pulleys and Belts Standardization Technical Committee (SAC/TC428/SC3). This standard was drafted by. Wuxi Zhonghui Rubber Technology Co., Ltd., Maanshan Ruisheng Industry & Trade Co., Ltd., Jiamusi Whale Rubber & Plastics Co., Ltd. Co., Ltd., Zhejiang Three-dimensional Rubber Products Co., Ltd., Zhejiang Zijingang Adhesive Tape Co., Ltd., Zhejiang Kaiou Transmission Belt Co., Ltd., Qingdao City Product Quality Inspection Technology Institute. The main drafters of this standard. Zhu Shusheng, Li Fang, Liu Zhigang, Wang Honggang, Liu Youliang, Pang Changzhi, Xie Deli, Hao Yongliang. The previous versions of the standards replaced by this standard are. --- GB/T 14829-1993, GB/T 14829-2007. Variable speed V belt for agricultural machinery1 ScopeThis standard specifies the structure, type and marking, requirements, inspection rules, and tests of the variable-speed V-belts for agricultural machinery (hereinafter referred to as “V-belts”). Methods and signs, labels, packaging, storage and transportation. This standard applies to agricultural machinery (especially harvesting, threshing machinery) with a variable speed V belt.2 Normative referencesThe following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. Test method for tensile strength and elongation of GB/T 3686 belt V belt and V-ribbed belt Test method for bonding strength of GB/T 3688 V tapes GB/T 10821 V-belts and ribbed belt sizes for agricultural machinery GB/T 12735 V-belt fatigue test for agricultural machinery with belt drive Standard Test Method for Change in Center-to-Center Distance of GB/T 13490 V Band Uniformity Measurement3 StructureThe 3.1 V band is divided into two types of hemmed-edge V-belt and cut-edge V-belt according to the structure; among them, the trimming-type V-belt is divided into ordinary trimming V-belts and toothed trimmings. There are three kinds of V tapes and bottom tapes. The 3.2 V band consists of a wrapper, a top cloth, a top rubber, a cushion rubber, a tensile body, a primer, a bottom rubber cloth, and a backing cloth (see FIG. 1). a) edging V-belt b) ordinary trimming V-belt c) Tooth trimming V-belt d) Under-grinding cloth trimming V-belt Explanation. 1---package cloth; 2 --- top cloth; 3--- top glue; 4 --- buffer rubber; 5 --- tensile body; 6 --- plastic; 7---Base cloth; 8 --- bottom plastic folder cloth. Figure 1 V band structure ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 14829-2018_English be delivered?Answer: Upon your order, we will start to translate GB/T 14829-2018_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 14829-2018_English with my colleagues?Answer: Yes. 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Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 14829-2018 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |