GB/T 29535-2013 English PDFUS$139.00 ยท In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 29535-2013: Technological design principle for combined warm-cold forging process Status: Valid
Basic dataStandard ID: GB/T 29535-2013 (GB/T29535-2013)Description (Translated English): Technological design principle for combined warm-cold forging process Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J32 Classification of International Standard: 77.140.85 Word Count Estimation: 6,685 Quoted Standard: JB/T 6054 Regulation (derived from): National Standards Bulletin 2013 No. 9 Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China Summary: This standard specifies the warm forging steel forgings joint forming process process planning principles, including process planning, process parameters determine forging blank preparation and forming equipment choices. This standard applies to steel for GB/T 29535-2013: Technological design principle for combined warm-cold forging process---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.Technological design principle for combined warm-cold forging process ICS 77.140.85 J32 National Standards of People's Republic of China Warm forging Cold forging forming joint compilation principles Process Process Issued on. 2013-06-09 2014-03-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released ForewordThis standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard by the National Standardization Technical Committee Forging (SAC/TC74) and focal points. This standard was drafted. Shanghai Jiaotong University, Jiangsu Sunway Precision Forging Co., Ltd., Jiangsu Pacific Precision Forging Technology Co., Ltd., Beijing Inst. The main drafters of this standard. Zhao Zhen, Hucheng Liang, Xu Xianglong, Gongai Jun, Zhao Hongjun, Tao Liping, Xie talk, Zhou Lin. Warm forging Cold forging forming joint compilation principles Process Process1 ScopeThis standard specifies the principles of the preparation process of cold forging steel forging Warm forging joint forming process, including process planning, process parameters, forging Pieces of rough and ready selection forming apparatus. This standard applies to steel forgings in warm forging forging joint press forming.2 Normative referencesThe following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. JB/T 6054 pieces of cold extrusion process of the preparation of Principles3 Terms and DefinitionsThe following terms and definitions apply to this document. 3.1 Warm forging Cold forging joint forming combinedwarm-coldforgingprocess Preforming by warm forging and cold forging forming process using a joint final forming.4 compilation principles4.1 process planning 4.1.1 complete warm forging forging preformed, cold forging complete forging a final shape. Complete with warm forging process of forging large deformation, the formation of complex shape Like; cold forging process is completed local small deformation forging to ensure the accuracy of critical dimensions. 4.1.2 The forging process design should avoid warm forging, cold forging defects, and warm forging and cold forging technology convergence occurs instability section. 4.1.3 warm forging Multi-station forming, each station should be a reasonable allocation of the amount of deformation before and after the station positioning and reliable, easy to remove and put in the work. 4.1.4 should minimize the number of cold forging process, when a cold forging forging deformation should be within the range of allowable degree of deformation. 4.1.5 Before forging process, the surface should be softened and lubricated. Available after warm forging process waste heat to soften the material. 4.1.6 should be conducive to the process of the preparation of the mold design, manufacturing and cost reduction should be conducive to automation. 4.1.7 numerical methods can be used finite element simulation of the process parameters to optimize the design. 4.1.8 forging, should choose the right strain rate, reduce the impact of thermal effects. 4.2 process parameters 4.2.1 deformation and heating temperature 4.2.1.1 deformation temperature selection, should help to reduce the deformation resistance, improve forging material formability. 4.2.1.2 The heating temperature should avoid the blue brittle region, billet heating time in order to achieve a uniform billet before forging temperature as the basis, and should reduce the metal oxide And decarbonization. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 29535-2013_English be delivered?Answer: Upon your order, we will start to translate GB/T 29535-2013_English as soon as possible, and keep you informed of the progress. 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