fotolia.com Gentlemen, Comrades and Friends hunters! You article «Again on the steel and lead» at «HORN» Mr. I. Arbuzov read? Carefully read? Personally, I have formed the opinion that the author was obviously not himself, for mixed everything that could be confused.We begin with the speed «different numbers of lead shot with the same initial velocity – 275 m / s». Where another 100 m / s happened? All tables referred to by the author, come from V = 375 m / s.Read more: «According to these tables lead shot has a speed of 200 Read more [...]
Photo: fotolia.com History of steel shot has its origins in the 40s of the last centuryThen the American scientist Frank Bellrouz published the results of studies that the main cause of population declines of ducks is not hunting, and getting the lead pellets with food in the digestive tract, leading to death or if the ducks still survived violations at the genetic level, impair reproductive function.Hunters challenged the results of the research, arguing that they would not have seen the dead and dying ducks in such quantities as to what said Dr. Bellrouz and colleagues. Read more [...]
In the autumn of last year, when the pages of "horn" and the magazine "R & R" has not turned a hot debate on the prospects of hunting of non-toxic shot types, my friends and I went for a week in the Volga delta on the huntThe event in general, ordinary, such travel take a lot of Russian hunters. It is better to have a week to shoot plenty than every weekend to go to the nearest body of water, to sit there in a desperate anticipation of the birds at a distance of slaughter shot and come back each time for lack of prey, and without firing a single shot to the house with philosophical calmness and Read more [...]
The question of the transition from lead shot to steel is not so simplePhoto: Andrey Zuev The hunting literature periodically publish articles on the replacement of lead shot steel. With this in mind, I want to highlight some of the problems associated with its use.Before considering the advantages and disadvantages of steel shot, you need to assess the possibility of placing it in the pocket. This is due to the fact that the density of lead by 1.45 times greater than the density of steel. So I made some experiments and calculations. For this we were taken balls with a diameter Read more [...]
Question replace lead to toxic metals - a matter of timePhoto: Anton Zhuravkov I note that no one in Russia and never produces steel shot, so most of her statements were merely assumptions authors.we not engaged in steel shot because they wanted to replace lead. AND at thought not It was. Hearing that, US makes steel shot, we decided to try. Tried and — it went. First steel bullet shells, buckshot, a large fraction. Beginning with 1998 years, about toxicity of lead shot talking environmentalists and on West began Read more [...]
By field, and on the accuracy of inferior steel shot lead shotPhoto: Fotolia The hunting literature from time to time publish articles about the possible adoption of a law to restrict or even on the inadmissibility of the use of lead shot in hunting. I can say nothing about the environment in Russia, but on the external ballistics steel shot should say.However, before considering the advantages and disadvantages of steel shot, you need to resolve the question of the possibility of its placement in the sleeve. This is due to the fact that the density of lead by 1.45 times greater Read more [...]
I'm not one of those who wants to ban lead shotauthor photo The whole world is hunting shooting steel shot, and in Russia it is not, so I would like to better reflect in this article all the pitfalls of the issue.Since 2008, the company's designers «Pozis» actively working on the patron that would compete with the cartridges with lead shot. This was primarily due to the environment, as well as the constant increase in lead prices. Ballistic tests on the basis of 12/70 caliber cartridges have not shown satisfactory results, and at the same time, the data cartridges with Read more [...]
Not for the first time in the pages of "horn" raises the issue of steel shot. That's another article Dear Victor Gurov "Alternative lead bullets" on the same topic. Admittedly, the article is very informative and is based on personal experience of the author.Photo: Anton Zhuravkov Not for the first time in the pages «HORN» It raised the issue of steel shot. That's another article Dear Victor Gurov «Alternative lead projectiles» on the same subject. Admittedly, the article is very informative and is based on personal experience of the author.First a bit of Read more [...]
Attempts to replace lead shot steel, cheaper, in the Soviet Union did not stop. The Institute of casting the Academy of Sciences has developed technology for manufacturing steel shot, which reduces its cost and simplifies the production processPhoto: Anton Zhuravkov Attempts to replace lead shot steel, cheaper, in the Soviet Union did not stop. The Institute of casting the Academy of Sciences has developed technology for manufacturing steel shot, which reduces its cost and simplifies the production processWe all (or at least many of us) read the novel by Jules Verne «Mysterious Read more [...]
Photo Eugene Obleuhova I imagined that there will ever come a time when sales are bullets all rooms and a fraction of the different materials. Leaving aside the cost of such cartridges, consider the advantages and disadvantages.Under this name in the log «Hunting and fishing XXI century» (№ 9, 2008) published an article by B. Ardynskogo, in which he shares his impressions about the hunt for ducks in the Volga delta using a tungsten fraction.In this regard, I imagined that there will ever come a time when sales are bullets all rooms and a fraction of the different Read more [...]
Benefits for selection of hunting knives with a comprehensive classification of the shape and geometry of the blades today, it is easy to find. But the good tourist, camp, marching knife - but what is really there! - Is now gaining popularity on the "knife to survive in the wild," it says not so much.Let's outline the silhouette of our outdoorsy tourist knife. He should be on all occasions, and this cleaning campsites and lodging, and cutting pegs for the tent and planing of wood to ignite a fire (sometimes falls and small firewood chop like a full-fledged ax, striking his stick on the Obukhov), Read more [...]
When a person is in extreme conditions, usually it does not take in anything that is necessary for survival, including compass. There, you need to find, or to make an alternative substitute from scrap materials. Today we will talk about how to make a substitute for a compass. Homemade compass help out for orientation to the cardinal, not more than shopping.
There is an element without which it is impossible to do homemade compass. Need a piece of steel wire, sewing needle, nail. Without steel, the metal rod will not work. It just so happens that all compasses are based on the fact that the geographic Read more [...]
Ordinary words steel is an alloy of iron with carbon.if Carbon is very large, it appears the cast iron.If the contrary is not enough, it turns out the tin.Steel is referred to as an alloy with similar amounts of both components.Different types of steel are determined first, not the proportions of carbon and iron and the alloying additives and impurities that give the harvesting of different qualities.TYPES of Iron ALLOYS, which have these elements :1. The carbon. There are all types of steels and is the main component. Assigns hardness and hardness. In most cases, its content is more than 0.5%. Read more [...]
Far not every region has deposits of iron. But still, this metal is quite often found in nature - it is more than 4 percent by weight of the earth's crust. Most of it is in Brazil, USA, Liberia, Canada, Sweden, Russia and Ukraine. And yet, these data are very vague. Because before to test our luck visite information about where you can find metal ore. • Collecting ore from the bottom of the river and the forging of the blade 1-2. Search and collection of steel ore in the mud of the river.3. Cleaning steel ore by means of fire.4. This burnt steel ore, weighs about 4 kg5-6. The materials that are Read more [...]
The Stamp Tam Stab Exposure: courtesy, SOGThe Varnish Tam TongueThe Sealskin Tam TongueA:I alike it! That's really a heavy skillset. Almost of us expect roughly rather tongue, but I acknowledge that I plausibly tap alone a petite divide of its potentiality use. I get a oust of observation Gestate Grylls (Man vs. Barbarian) excogitate shelters and spears and diverse selection items with his knife—even victimization it as a kinda axe by throb the binding of the brand with a endocarp or large bind spring it more slug.Anyways, this isn't the situation for a multi-tool stab. I don't Read more [...]
Until now, all encyclopedias indicate incorrect date of birth of Pavel Petrovich Anosov famous Ural metallurgy, unravel the mysteries of receipt of damask steel and forging of her sharp blades. Only recently, scientists and historians of Chrysostom found in the State Archive of the Tver region metric Pavel Anosov, where was listed his date of birth: June 29, 1796 (New Style July 10), and not 1799, as noted so far in the past references. He was born in Tver in the family of office of the Secretary Pyotr Vasilievich Anosov and not in St. Petersburg, as previously thought. Read more [...]
I myself am quite a novice survivalist, so my brain is heavily influenced by television concept of survival, namely transmission with TC Bear Grylls Discovery. Characteristic features of this concept - at least short term assets and autonomy. NAZ Grylls - knife and flint. Here I am, though I have different vyzhivalcheskie tackle, starting and ending with a backpack entrenching shovel, prepare to survive with a minimum of gadgets with them.
Closed this week for themselves the question knife. Considered two options: 1) ordinary knife - strong and reliable; 2) knife "survival" - a hefty, with a bunch Read more [...]
SADOVSKY Vissarion Dmitrievich
(24.07 (06.08) .1908, Omsk -17.02.1991, Sverdlov.), Metallurgist, Acad. Academy of Sciences of the USSR (1970), chl.korr. Academy of Sciences of the USSR (1968), Dr. Sci. Sciences (1946), prof. (1946), Honored. Worker. Scientist of the RSFSR (1968). Rod. the family priest. He graduated from Kazan University (1930), in 1930-35 he worked at Zlatoust instrumental s de. Since 1935 in the Institute of Metal Physics (deputy. Cond., Head. Lab., Head. Dep.). Pers. Pres. UFAN (1945-50), UC and the Ural Branch of the USSR Academy of Sciences (1971-88). Regular. scientific Read more [...]
Of the plant's history museum
Since last year, in 22 monthly issues "CABG" we were heading "From the history of the factory museum," introduces readers to the history and milestones of the former Demidov, then the State Metallurgical Plant named after Kuibyshev. Today is the last chapter. It completes the biography industry veteran Tagil, who died to be reborn as a museum and has a monument to the industrial heritage of the Urals.
Before the formation of the Nizhny Tagil Iron and Steel Works at the plant was an active, full-blooded life. Here breasts experienced, skilled workers who love Read more [...]
World Exhibition 2010 will take place in Shanghai, but not in Moscow as the General Assembly agreed to the International Exhibitions Bureau. It has long been considered the business world fairs squatting time demonstrating the results of the development of science and technology, culture and the economy but a certain stage of human history. They started from the middle of the XIX century in London and Paris. 130 years ago the turn of Vienna.
Since the last crisis in 1867 the world has experienced major changes. Came the tremendous growth of means of communication: Read more [...]