QB/T 4055.1-2010 (English Version) PDF

Scope: This part specifies the terms and definitions, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of oxide cermet appearance parts for watches. This section applies to appearance parts made of oxide cermet materials with zirconium oxide as the main component. Appearance parts made of oxide cermets with other components can also be used with reference.

QB/T 4055.1-2010 Referenced Document

GB/T 10700 Test methods for elastic moduli of fine ceramics (advanced ceramics,advanced technical ceramics).Bending method
GB/T 14256 Horological vocabulary-Part 2:Technico-commercial definitions
GB/T 2828.1 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)*， 2013-02-15 Update
GB/T 2829 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 3489 Hardmetals.Metallographic determination of porosity and uncombined carbon*， 2015-12-10 Update
GB/T 4028 Symbolization of control positions for timekeeping instruments*， 2013-12-17 Update
GB/T 6569 Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for flexural strength of monolithic ceramics at room temperature
GB/T 7997 Hardmetals.Vickers hardness test*， 2014-07-24 Update
QB/T 1901.2 Watch-cases and accessories good alloy covering Part 2: Determination of fineness, thickness, corrosion resistance and adhension