The carburizing incidentally carburizes the brickwork of the furnace, and thus protects it against corrosion by the molten slag.
In any case, severe corrosion will occur on the underside, and the plate rust through much before the rest of the floor; the masonry also will usually be disturbed.
In any floor carrying ballast or macadam, if means are not adopted to keep the road material from the structure of the floor, or from the main girders, corrosion may be serious in its effects.
The purport of the following paper is to show that corrosion of its banks and deposition of sediment constitute the legitimate business of a river.
Perhaps the corrosionof the bank might not be noticed except by a bottom land planter or a riverman.
It would thus appear that the danger from corrosionof iron steam pipes is not borne out in their actual use; and hence so much of the way is cleared for a stronger and more reliable material than copper.
If the current is reversed, the corrosion will take place in the other direction, and consequently the platinum point that formerly lost a part of its material will gradually be "built up" again.
No, sir; the lands and the grooves were worn, the corners were worn, and the interior of the surface was roughened from corrosion or wear.
When you examined the rifle the first time, you said that it showed signs of some corrosion and wear?
The tendency of both to corrosion by the action of the water is considerably reduced by coating the insides with Portland cement or a vitreous glaze.
To preserve the banding from corrosionand the wood from exterior decay, the pipe is thoroughly enveloped in refined asphalt having a flow-point adjusted to the prevailing temperature during shipment and laying.
At some points where this lifting was great enough to rupture the asphalt, and the soil is heavily charged with alkali, some corrosion has begun.
This lower six feet of each corner bar is embedded in the earth, and the construction just named makes it easy to replace the bars in the earth when corrosion makes it necessary.
Numbers of small girders of this latter type have had to be taken out after a comparative short life, in consequence of the great corrosion and wearing away of the lower ends of the lattice-bars and angle irons into which they were inserted.
Neglected corners soon create deterioration, the paint scales off, corrosion commences, and the working section is gradually reduced.
In his mind projects were taking form, though vague as yet, for renovating those noisome places of the city where human nature, undiluted by space, stews corrosion and corruption for its souls and bodies.
Instances of the corrosion of silver are also adduced.
These pins are also gilt, under the impression that gilding tends to prevent the corrosion of verdigris which the juices from the bodies of some moths, the Hepialidae especially, induce.
It must have been new when this world froze, for there was no sign of corrosionor oxidation.
Arcot had used a piece of tough, heavy plastic which would resist any corrosionthe cold, almost airless world might have to offer.
Preserving Shafting from Rust and Corrosion In a laboratory it was very difficult to keep the line shaft and countershafts bright and free from rust, owing to the fumes and gases issuing from the several fume closets within the same room.
Virlet ofcorrosion of rocks near Corinth, and by Dr.
Corrosion of the boiler will be lessened if the boiler is kept quite full of water when not in use.
This is a serious defect in that it allows impurities and sediment to collect in a portion of the boiler not easily inspected, and corrosion may result.
A complete removal is practically impossible and as a last resort to obviate corrosionin certain designs, the bottom of the water legs in some cases have been made of copper.
In boilers using water-leg construction, there is danger of defective circulation, leaks are common, and unsuspected corrosion may be going on in portions of the boiler that cannot be inspected.
Pitting, which consists of isolated spots of active corrosion which does not attack the boiler as a whole.
The preventive for corrosion arising from such acidity is the keeping tight of the condenser.
In vertical fire-tube boilers using a water leg construction, a deposit of mud in such legs is an active agent in causing corrosion and the difficulty of removing such deposit through handholes is well known.
Where pitting or corrosion is noted, the parts affected should be carefully cleaned and the interior of the drums should be painted with white zinc if the boiler is to remain idle.
Such deposits are difficult to remove and if corrosion goes on beneath such a covering the sheet may crack and an explosion result.
Metallic Structures: Corrosionand Fouling and their Prevention.
On the Corrosion of Copper Sheathing by sea-water; and on methods of preventing this effect, and on their application to ships of war and other ships.
It has been stated, that the Alarm frigate, the first coppered ship in our Navy, displayed very striking evidence of the effect of Voltaic action, in the rapid corrosion of its iron.
I have now concluded a review of those admirable researches which led Sir Humphry Davy to suggest and mature a plan for arresting the corrosion of the copper sheathing of vessels by Voltaic action.
Some pigments, under such conditions, cause rapid corrosion of the steel plates.
Illustration: Corrosion Adhering to Film Stripped from Panel Painted with Gypsum (Calcium Sulphate)] =Panel No.
Afterwards indications of corrosion were shown, and apparent breakdown of the film was indicated.
It is of little value as a paint pigment on account of its sulphur content, which causes darkening when mixed with lead pigments, and corrosion when applied to iron or steel.
Corrosion under these stencil marks became so great that the trade mark was plainly outlined in letters of rust.
Although the film seems to be intact, there are apparent abrasions of the surface showing stimulative corrosion effects of a pronounced nature.
The various sized particles, both large and small, resulting from the corrosion process, are prominently shown in the photomicrograph.
In excellent condition, showing a good firm surface with no checking or corrosion apparent.
The biotite and hornblende have much the same characters in both of these groups of rocks, and are often surrounded by black borders produced by corrosion and partial resorption by the magma.
There is thus not only a loss of the available peroxide, but a corrosion of the grid or plate.
Oil cleaning will prevent corrosion for 12 hours or more, but the first available opportunity must be taken to dismantle machine guns and clean all parts in boiling water containing a little soda.
All safety pins and working parts, especially those made of brass, should be kept oiled to prevent their setting from corrosion by the gas.
If this is not done, corrosion continues slowly even after oil cleaning and may ultimately put the gun out of action.
The effects of corrosion of ammunition are of even more importance than the direct effects of gas upon machine guns and rifles.
Illustration: Daniell Cell] Several hours working will be required before the film of copper becomes sufficiently thick to protect the tin from corrosion when the cell stands idle.
She no longer meant to destroy them: that intention had been effaced by the quick corrosion of Mrs. Peniston's words.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "corrosion" in a variety of sentences. We hope that you will now be able to make sentences using this word.
