GB/T 4169.7-1984 Plastic injection mold parts push plate GB/T4169.7-1984 standard download decompression password: www.bzxz.net
Some standard content:
National Standard of the People's Republic of China Plastic Injection Mold Parts Push Plate Components of Injectlo μold for plasticsEjector pHates This standard applies to push plates, push rod fixing plates, etc. A5 Marking example: B=56, L=100, H=12.5 push plate: GB4169.7-84 56×100×12.5bZxz.net National Bureau of Standards 1984-02-27 Issued UDC 621.725.29 GB $169.7—84 The rest 4 19 8;-01-01 implementation Material: 45 steel iGB699—65. Technical conditions: GB 4168.7—B4 The geometric tolerance values marked in the figure are in accordance with Appendix 1 of GB1184—80, where a is Grade 6 and t, is Grade 8. a Two adjacent right-angled faces based on A shall be clearly marked, and the marking method shall be determined by the contractor. Others shall be in accordance with GB4170—84. Additional remarks: This standard was proposed by the Ministry of Machinery Industry of the People's Republic of China and is under the jurisdiction of the Guilin Electric Science Research Institute of the Ministry of Machinery Industry. 50 This standard was drafted by the Guilin Electric Science Research Institute of the Ministry of Machinery Industry, the Shanghai Plastics Mould Factory of the Ministry of Light Industry, the Chongqing Radio Factory of the Ministry of Electronics Industry, the Shanghai Spark Mould General Factory of Shanghai, the Beijing Qingyun Instrument Factory of the Ministry of Aviation Industry, and the Taiyuan Weidong Chemical Factory of the Ministry of Ordnance Industry. The main drafters of this standard are Zhang Anchen, Zhao Yunjie, Yang Bingxin, Wang Xu, Wei Min, and Wu Zhengyuan. Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.