This standard specifies the product classification, requirements, test methods, inspection rules and markings, packaging, transportation and storage of explosion-proof inspection hammers. This standard applies to explosion-proof inspection hammers (hereinafter referred to as inspection hammers) used in explosive and flammable situations.
QB/T 2613.3-2003 history
2003QB/T 2613.3-2003 Tools for explosive atmospheres - Inspecting hammers for explosive atmospheres