QB/T 2613.1-2003
防爆工具 防爆用呆扳手
Tools for explosive atmospheres -- Opened-end wrenches for explosive atmospheres
2003-12-11
GB/T 4388-2008
呆扳手、梅花扳手、两用扳手的型式
Types of open-end wrenches, box wrenches and combination wrenches
2008-12-30
GB/T 4393-2008
呆扳手、梅花扳手、两用扳手 技术规范
Open end wrenches, box wrenches and combination wrenches - Technical specifications
2008-12-30
QB/T 2613.5-2003
防爆工具 防爆用梅花扳手
Tools for explosive atmospheres -- Box wrenches for explosive atmospheres
2003-12-11
QB/T 2613.4-2003
防爆工具 防爆用桶盖扳手
Tools for explosive atmospheres -- Drum plug openers for explosive atmospheres
2003-12-11
QB/T 2613.9-2005
防爆工具 防爆用F扳手
Type F wrenches Tools for explosive atmospheres -- Type F wrenches for explosive atmospheres
2005-07-26
QB/T 2613.14-2015
防爆工具 防爆用两用扳手
Tools for explosive atmospheres - Combination wrenches for explosive atmospheres
2015-04-30
GB/T 4389-2013
双头呆扳手、双头梅花扳手、两用扳手 头部外形的最大尺寸
Double-headed open-ended wrenches,double-headed box wrenches and combination wrenches - Maximum widths of heads
2013-11-12