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Kuldne

Kohandatud metallist kullast (Au) materjalid


Materjal Type Kuldne
Sümbol Au
Aatommass 196.966
Aatomnumber 79
Värv/Välimus Gold, Metallic
Soojusjuhtivus 320W/mK
Sulamistemperatuur (°C) 1,064
Termilise laienduse koefitsient 14.2x 10-6/K
Teoreetiline tihedus (g/cc) 19.32
Ülevaade

Gold (Au) General Information:

The element symbol for gold is Au.Gold appearance: golden yellow, yellow, bright yellow metal, boiling point: 2808 ℃, density: 19.32g/cm3, molecular weight: 196.967, CAS registration number: 7440-57-5, 

EINECSi registreerimisnumber: 231-165-9

Gold is hard to break down. The hardness is 2-3, the pure gold is 19.3, and the melting point is 1064.4 °C; it has good ductility, can be pressed into thin foil, and has extremely high heat transfer and electrical conductivity. The resistance of pure gold is 2.4p.

Au-4N-COA

Au-4N-COA

Nimi SUURUS Puhtus Kohanda
Kuldtraat Ф0.01-4mm 99.99%
Kuldfoolium 0.01-2mm 99.99%
Gold Pellets 0.01-2mm 99.99%
Gold Target Kohanda 99.99%
Gold Cube Kohanda 99.99%
Customized Gold Kohanda 99.99%

Pure gold has good chemical resistance and is the best plating material.

Gold is one of the rarer, more precious and highly valued metals. Internationally, gold is generally measured
 in ounces and is a very important metal. It is not only a special currency for reserves and investment,
but also an important material for jewelry, electronics, modern communications, aerospace and other sectors.



Gold (Au)  Metal Element Overview:

Sulatame mis tahes metalli ja enamiku muude kõrgtehnoloogiliste materjalide vardaks, vardaks või plaadiks või pakume kliendilt joonistustooteid.
We sell these different shapeKuldne metallmaterjalid massiühiku või tüki kaupa erinevaks kasutamiseks uurimisvaldkonnas ja uute patenteeritud tehnoloogiate jaoks.


For example:Gold Wire,Gold Pellets, Gold Foil, Gold Target,Gold Cube

Muud kujundid on saadaval nõudmisel.


Gold CubeGold Cube
Gold PelletsGold Pellets
Gold TargetGold Target
KuldtraatKuldtraat
11Kuldtraat
 
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