Vikipediya, ochiq ensiklopediya
| Nikel / Niccolum (Ni) | |
|---|---|
| Atom raqami | 28 |
| Koʻrinishi | Kumush rang yaltiroq metall |
| Atom xossasi | |
| Atom massasi (molyar massasi) | 58,6934 m. a. b. (g/mol) |
| Atom radiusi | 124 pm |
| Ionlashish energiyasi (birinchi elektron) | 736,2 (7,63) kJ/mol (eV) |
| Elektron konfiguratsiyasi | [Ar] 3d8 4s2 |
| Kimyoviy xossalari | |
| Kovalentlik radiusi | 115 pm |
| Ion radiusi | (+2e) 69 pm |
| Elektrmanfiylik (Poling boʻyicha) | 1,91 |
| Elektrod potensiali | 0 |
| Oksidlanish darajasi | 3, 2, 0 |
| Termodinamik xossalari | |
| Zichlik | 8,902 g/sm³ |
| Solishtirma issiqlik sigʻimi | 0,443 J/(K·mol) |
| Issiqlik oʻtkazuvchanlik | 90,9 Vt/(m·K) |
| Erish harorati | 1 726 K |
| Erish issiqligi | 17,61 kJ/mol |
| Qaynash harorati | 3 005 K |
| Qaynash issiqligi | 378,6 kJ/mol |
| Molyar hajm | 6,6 sm³/mol |
| Kristall panjarasi | |
| Panjara tuzilishi | kubik markazlashgan |
| Panjara davri | 3,520 Å |
| Panjara/atom nisbati | n/a |
| Debay harorati | 375,00 K |
BW Bewise Inc.
Welcome to BW tool world! We are an experienced tool maker specialized in cutting tools. We focus on what you need and endeavor to research the best cutter to satisfy users’ demand. Our customers involve wide range of industries, like mold & die, aerospace, electronic, machinery, etc. We are professional expert in cutting field. We would like to solve every problem from you. Please feel free to contact us, its our pleasure to serve for you. BW product including: cutting tool、aerospace tool .HSS Cutting tool、Carbide end mills、Carbide cutting tool、NAS Cutting tool、Carbide end mill、Aerospace cutting tool、Фрезеры’Carbide drill、High speed steel、Milling cutter、CVDD(Chemical Vapor Deposition Diamond )’PCBN (Polycrystalline Cubic Boron Nitride) ’Core drill、Tapered end mills、CVD Diamond Tools Inserts’PCD Edge-Beveling Cutter(Golden Finger’PCD V-Cutter’PCD Wood tools’PCD Cutting tools’PCD Circular Saw Blade’PVDD End Mills’diamond tool ‘Single Crystal Diamond ‘Metric end mills、Miniature end mills、NAS986’DIN6537’DIN6537’NAS965’NAS907’NAS897’NAS937’DIN1837’DIN338’DIN340’DIN1897’DIN6539’DIN6529’DIN6527’DIN6528’DIN6535HA’DIN1833’ Специальные режущие инструменты ‘
Пустотелое сверло ‘DIN212’DIN850’DIN335’DIN334’DIN347’Pilot reamer、Fraises’Fresas con mango’ PCD (Polycrystalline diamond) ‘Frese’Electronics cutter、Step drill、Metal cutting saw、Double margin drill、Gun barrel、Angle milling cutter、Carbide burrs、Carbide tipped cutter、Chamfering tool、IC card engraving cutter、Side cutter、NAS tool、DIN tool、Special tool、Metal slitting saws、Shell end mills、Side and face milling cutters、Side chip clearance saws、Long end mills、Stub roughing end mills、Dovetail milling cutters、Carbide slot drills、Carbide torus cutters、Angel carbide end mills、Carbide torus cutters、Carbide ball-nosed slot drills、Mould cutter、Tool manufacturer.
Bewise Inc. www.tool-tool.com
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