hot-dip galvanized coating
1Hot-dip galvanizing — is a form of galvanization. It is the process of coating iron or steel with a thin zinc layer, by passing the steel through a molten bath of zinc at a temperature of around 860 °F (460 °C). When exposed to the atmosphere, pure zinc reacts with… …
2Coating — is a covering that is applied to the surface of an object, usually referred to as the substrate. In many cases coatings are applied to improve surface properties of the substrate, such as appearance, adhesion, wetability, corrosion resistance,… …
3Galvanization — or galvanisation refers to any of several electrochemical processes named after the Italian scientist Luigi Galvani.MeaningsElectricityOriginally, galvanization was the administration of electric shocks (in the 19th century also termed Faradism …
4Salt spray test — is a standardized test method used to check corrosion resistance of coated samples. Coatings provide corrosion resistance to metallic parts made of steel, ZAMAK or brass. Since coatings can provide a high corrosion resistance through the intended …
5steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …
6Reinforced concrete — is concrete in which reinforcement bars ( rebars ), reinforcement grids, plates or fibers have been incorporated to strengthen the concrete in tension. It was invented by French gardener Joseph Monier in 1849 and patented in 1867.[1] The term… …
7Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… …
8Nail (fastener) — A pile of nails. In woodworking and construction, a nail is a pin shaped, sharp object of hard metal or alloy used as a fastener. Formerly wrought iron, today s nails are typically made of steel, often dipped or coated to prevent corrosion in… …
9GALFAN — A trademark for a special type o hot dip galvanized steel sheet with a coating consisting of a zinc alloy containing 5% aluminum and rare earths …
10Galvalume — trademark for a special type of hot dip galvanized steel sheet with a coating consisting of 55% aluminum, 43.4% zinc and 1.6% silicon …
