根据ISO 11901-1、ISO 11901-3和ISO 11901-4，本文件描述了用于冲压工具的气体弹簧的安全要求及其正确的安装说明。 附录A中描述的说明和操作条件有助于最大限度地延长氮气弹簧的使用寿命，并确保其安全运行。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document describes the safety requirements for gas springs in accordance with ISO 11901-1, ISO 11901-3 and ISO 11901-4 intended for use in press tool and their correct installation instructions. The instructions and operating conditions described in Annex A help to maximise lifetime and ensure the safe operation of nitrogen gas springs.All current amendments available at time of purchase are included with the purchase of this document.