Russian helicopter production base: Ulan-Ude Aviation Plant
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- Category: Tungsten's News
- Published on Monday, 01 September 2014 11:25
- Written by HJF
- Hits: 2396
Ulan-Ude Aviation Plant, Russia is the only production base for aircraft and helicopters. Its 75-year history has produced more than 90,000 aircraft. The successful application of plant products to Russia and other countries (over Europe, Asia, Africa, South America, Australia, Oceania and other 40 countries).
Read more: Russian helicopter production base: Ulan-Ude Aviation Plant
The Market of Tungsten Carbide Scrap in North American Has Down
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- Category: Tungsten's News
- Published on Monday, 01 September 2014 11:15
- Written by jwy
- Hits: 2010
Due to late August, some overseas enterprises have been in summer break, and havenot returned to the market, compared with the spring summer end users to buy in quantity.Tungsten carbide scrap prices are relatively low, the mainstream is around $15 / LBS. It is said that a customer for the price of $15.25 / lb payment to successful trading a small amount of goods, and the more volume, price will be relative declined slightly.
In spite of tungsten carbide scrap market downturn, but the market supply of goods supply tight, businesses find echo request of tungsten carbide scrap difficulty coefficient is larger, and tungsten carbide scrap as effective alternative to the tungsten carbide 99.7% min, as the end of the summer break, the arrival of the "golden Sep silver Oct" is expected to be back later.
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Two Ways for Marking X-rays
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- Category: Tungsten's News
- Published on Sunday, 31 August 2014 23:05
- Written by TungstenAlloy
- Hits: 1769
X-rays come out because of atomic processes induced by the energetic electrons shot at the target. They are just like any other kind of electromagnetic radiation. They can be produced in parcels of energy called photons, just like light. There are two different atomic processes that can produce x-ray photons. One is called Bremsstrahlung, which is a fancy German name meaning "braking radiation." The other is called K-shell emission. They can both occur in heavy atoms like tungsten.
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What is X-ray Protection?
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- Category: Tungsten's News
- Published on Sunday, 31 August 2014 23:09
- Written by TungstenAlloy
- Hits: 1781
The production of x-rays requires a rapidly moving stream of electrons that are suddenly decelerated or stopped. The source of electrons is the cathode, or negative electrode. Electrons are stopped or decelerated by the anode, or positive electrode. Electrons move between the cathode and the anode because there is a potential difference in charge between the electrodes. The components of the X-ray tube include a glass envelope containing a high vacuum. A cathode or negative electrode which contains a tungsten filament, which when heated emits electrons in a process called 'thermionic emission.
Tungsten alloy is required as it has a high atomic number to improve the efficiency of bremsstrahlung x-ray production, and a high melting point.
Tungsten Manufacturer & Supplier: Chinatungsten Online - http://www.chinatungsten.com
Tel.: 86 592 5129696; Fax: 86 592 5129797
Email: sales@chinatungsten.com
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North American Tungsten carbide scrap market in the doldrums, but tight supply
- Details
- Category: Tungsten's News
- Published on Friday, 29 August 2014 15:11
- Written by HJF
- Hits: 1965
Since late August, some overseas companies has not ended the summer break, return to the market, compared with the spring, summer decline in end-user buying. Tungsten carbide scrap prices are at a low position, the mainstream in $ 15 / nearby pounds. It is understood that customers $ 15.25 / lb contraband sent to a small number of successful trading price of the goods, and more trading volume, the price will be relatively slight decline.
Although tungsten carbide scrap market in the doldrums, but the market supply of goods in short supply, businesses find difficult to go along with the requirements of larger coefficient of tungsten carbide scrap and scrap tungsten carbide 99.7% min as effective substitutes, with the end of the summer break, & ldquo; gold, nine silver ten & rdquo; late arrival is expected to fall.
Read more: North American Tungsten carbide scrap market in the doldrums, but tight supply