welding defect
41Drilling — For other uses, see Drilling (disambiguation). Drilling is a cutting process that uses a drill bit to cut or enlarge a hole in solid materials. The drill bit is a multipoint, end cutting tool. It cuts by applying pressure and rotation to the… …
42British Rail Class 357 — Electrostar Class 357 006 at West Ham in the new National Express c2c livery …
43Sand casting — Sand casting, also known as sand molded casting, is a metal casting process characterized by using sand as the mold material. It is relatively cheap and sufficiently refractory even for steel foundry use. A suitable bonding agent (usually clay)… …
44Carpenter Body Company — Carpenter Industries, Inc. Carpenter: The Safest Link Between Home and School. Industry Vehicle Manufacturing Fate Dissolved by parent company Founded 1919 Founder(s) …
45Cold cracking — is a defect that occurs in welding and requires all the following preconditions: * susceptible microstructure ( e.g. martensite) * hydrogen present in the microstructure (hydrogen embrittlement) * service temperature environment (normal… …
46Annealing (metallurgy) — Annealing, in metallurgy and materials science, is a heat treatment wherein a material is altered, causing changes in its properties such as strength and hardness. It is a process that produces conditions by heating to above the recrystallization …
47M39 Pantserwagen — Type Armoured car Place of origin  Netherlands …
48Diamante — Para otros usos de este término, véase Diamante (desambiguación). Diamante General Categoría Minerales elementos (no metales) Clase …
49India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …
50automotive industry — Introduction all those companies and activities involved in the manufacture of motor vehicles, including most components, such as engines and bodies, but excluding tires, batteries, and fuel. The industry s principal products are passenger… …
