chemical heat treatment
121Wrought iron — is commercially pure iron. In contrast to steel, it has a very low carbon content. It is a fibrous material due to the slag inclusions (a normal constituent). This is also what gives it a grain resembling wood, which is visible when it is etched… …
122Pinus radiata — Monterey Pine Conservation status Conservation Dependent …
123Zircon — Not to be confused with zirconia or cubic zirconia. This article is about the mineral. For other uses, see Zircon (disambiguation). Zircon Zircon crystal from Tocantins, Brazil (2×2 cm) …
124Silicon carbide — Chembox new Name = Silicon carbide ImageFile = Silicon carbide 3D balls.png ImageSize = 140px ImageName = Ball and stick model of part of a crystal of SiC ImageFile1 = silicon carbide detail.jpg ImageSize1 = 140px OtherNames = Section1 = Chembox… …
125Engineering society — An engineering society is a professional organization for engineers of various disciplines. Some are umbrella type organizations which accept many different disciplines, while others are discipline specific. Many award professional designations,… …
126Sheet metal — Sheets of stainless steel cover the Chrysler Building …
127Continuous production — Part of a series of articles on Industry Manufacturing methods Batch production • Job production Continuous production Impro …
128Niobium-tin — Unity cell of the A15 phases of Nb3Sn Niobium tin (Nb3Sn) or triniobium tin is a metallic chemical compound of niobium (Nb) and tin (Sn), used industrially as a type II superconductor. This intermetallic compound is a A15 phases superconductor.… …
