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tungsten    音标拼音: [t'ʌŋstən]
n. 钨,钨锰铁矿,金属元素

钨,钨锰铁矿,金属元素

tungsten
n 1: a heavy grey-white metallic element; the pure form is used
mainly in electrical applications; it is found in several
ores including wolframite and scheelite [synonym: {tungsten},
{wolfram}, {W}, {atomic number 74}]

Tungsten \Tung"sten\ (t[u^]ng"st[e^]n), n. [Sw. tungsten (cf.
Dan. tungsteen, G. tungstein); tung heavy (akin to Dan. tung,
Icel. [thorn]ungr) sten stone. See {Stone}.]
1. (Chem.) A rare element of the chromium group found in
certain minerals, as wolfram and scheelite, and isolated
as a heavy steel-gray metal which is very hard and
infusible. It has both acid and basic properties. When
alloyed in small quantities with steel, it greatly
increases its hardness. Symbol W (Wolframium). Atomic
weight, 183.6. Specific gravity, 18.
[1913 Webster]

2. (Min.) Scheelite, or calcium tungstate. [Obs.]
[1913 Webster]

{Tungsten ocher}, or {Tungstic ocher} (Min.), tungstite.
[1913 Webster]


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  • Why no high-density tungsten bullets? | Snipers Hide Forum
    Tungsten is 70% denser than lead Why aren't there any small-caliber tungsten core bullets on the market? I know there's the armor-piercing restrictions, but that doesn't preclude frangible tungsten powders or cores that aren't shaped for penetration The closest I've seen are: 1 Barnes'
  • Ammo - SwissP 338 Lapua Mag Armor Piercing 260gr Tungsten Carbide Core . . .
    This rare variety of Swiss P 338 Lapua Magnum Ammo is available for a limited time The tungsten carbide core is much harder and more ductile than most targets which makes it unstoppable for light armor Because the core does not break apart during penetration, it transfers outstanding residual
  • Hunting Fishing - tungsten bullets WARNING GRAPHIC
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  • Make your own HEAVY BUFFER | Snipers Hide Forum
    Getting an AR10, going to make a heavy rifle buffer Purchased a bottle dog ear tipping weight tungsten It was the best price for pure tungsten, $14 for 3 ounces of powdered tungsten Going to take the AR10 buffer apart and put the powdered tungsten in Hoping for another two to three ounces Heavy AR10 buffers are VERY EXPENSIVE ($125)
  • Tungsten guide rod weights?? | Snipers Hide Forum
    Glock 23 gen 3 Does the heavy guide rod really help? who makes the heaviest? I am always just trying to improve on it thank s for your time and input!
  • Accessories - MPA Matrix Pro II Chassis - Tungsten
    OK, had this on my backup comp rifle and got rid of the barreled action, so here it is It has some external wear, but if you're thinking of getting a custom paint job then that won't even matter Front spigot NV bridge ARCA rail built-in 2 extra thumb rests so you can customize to your
  • Consensus firearm lubricant | Snipers Hide Forum
    Fifteen years ago when moly coating bullets was common I tried Tungsten disulfide known in the shooting world as Danzak It is far superior to moly lubricants for all applications
  • Ammo - Free Shipping on Armor Piercing 338 Lapua Mag Ammo
    Brand new Swiss P 338 Lapua Mag 260gr Tungsten Carbide Armor Piercing Ammo $149 95 10 round box (20 boxes per sealed can) Free shipping with coupon
  • Buffer Weights? | Snipers Hide Forum
    On my MK12, I replaced that with 7 Tungsten weights, since I run suppressed 100% Final weight is 10ozs Whatever weight you end up using, ensure the rubber shims remain and there's still some "slop" inside as that backlash is part of the effectiveness of the buffer





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