GB/T 4295-2019 Translated English of Chinese Standard (GB/T 4295-2019, GBT4295-2019): Tungsten carbide powder [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 5. jun. 2023 - 11 sider This Standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage, quality certificates and purchase orders (or contracts) for tungsten carbide powder. This Standard applies to tungsten carbide powder with an average particle size no less than 0.6¦Ìm for the production of cemented carbide and other powder metallurgy products. |
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Side 3
... specific surface area requirements for three designations of FWC06-07, FWC07-08, and FWC08-10; modify the requirements for free carbon content, combined carbon content and oxygen content of some designations of tungsten carbide powder ...
... specific surface area requirements for three designations of FWC06-07, FWC07-08, and FWC08-10; modify the requirements for free carbon content, combined carbon content and oxygen content of some designations of tungsten carbide powder ...
Side 4
... specific surface area - Method of nitrogen adsorption YS/T 559 Methods for emission spectrum analysis of tungsten. 3. Requirements. 3.1 Product classification Tungsten carbide powder is divided into 18 designations according to the average ...
... specific surface area - Method of nitrogen adsorption YS/T 559 Methods for emission spectrum analysis of tungsten. 3. Requirements. 3.1 Product classification Tungsten carbide powder is divided into 18 designations according to the average ...
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Almindelige termer og sætninger
18 designations according analysis of hard-metals analysis of tungsten Appearance quality average particle average particle size Batch by batch Batch number batch of products carried out according Cemented Carbide chemical analysis Chemical composition Clause combined carbon content content and oxygen determined through negotiation Document Edition Form or Contract free carbon content Gravimetric method GB/T Increase the content Inspection items inspection results inspection Rules items and sampling judged as unqualified Main composition content mass fraction Metallic powder Methods for chemical name and designation Non-Ferrous Metals outer packaging oxygen content particle size greater powder metallurgy products powder shall comply product fails Product name product quality certificate production of cemented products is judged provisions of GB/T provisions of Table purchaser quality supervision department repeat the test repeated test results requirements of impurities sieve aperture specific surface area Standard Storage supplier take double specimens Test Method total carbon content tungsten carbide powder unqualified item YS/T