Stamping dies—Gas springs—Part 3:Gas spring with increased spring force and compact built height
MOD ISO 11901-3:2014
全国模具标准化技术委员会(SAC/TC 33)
GB/T 20914的本部分规定了紧凑强力氮气弹簧的尺寸、公称初始力和型号、标识、交货技术条件、标记。
本部分适用于型号1 700~200 000，使用氮气加压，公称初始力为1 700×（1±5%）N~200 000×（1±5%）N的冲模用紧凑强力氮气弹簧。
注：氮气弹簧安装附件规格参见GB/T 20914.2。
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