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 2613.5-2003
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 2613.1-2003
防爆工具 防爆用呆扳手
Tools for explosive atmospheres -- Opened-end wrenches for explosive atmospheres
2003-12-11
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