GB/T 4295-2019
Tungsten carbide powder (English Version)
- Standard No.
- GB/T 4295-2019
- Language
- Chinese, Available in English version
- Release Date
- 2019
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Latest
- GB/T 4295-2019
- Replace
- GB/T 4295-2008
- Scope
- This standard specifies the requirements for tungsten carbide powder, test methods, inspection rules, marking, packaging, transportation, quality certificates and purchase orders (or contracts). This standard is applicable to tungsten carbide powder with an average particle size not less than 0.5 pm for the production of cemented carbide and other powder untreated products.
GB/T 4295-2019 Referenced Document
- GB/T 13390 Metallic powder.Determination of the specific surface area.Method of nitrogen adsorption
- GB/T 3249 Test method for Fisher number of metal powders and related compounds*， 2022-03-09 Update
- GB/T 5124.1 Methods for chemical analysis of hardmetals.Determination of total carbon content.Gravimetric method
- GB/T 5124.2 Methods for chemical analysis of hardmetals.Determination of insoluble (free) carbon content.Gravimetric method
- GB/T 5314 Powders for powder metallurgical purposes.Sampling
- YS/T 559 Methods for emission spectrum analysis of tungsten
GB/T 4295-2019 history
- 2019 GB/T 4295-2019 Tungsten carbide powder
- 2008 GB/T 4295-2008 Tungsten carbide powder
- 1993 GB/T 4295-1993 Tungsten carbide powder
