thin-wall pipe
11Cylinder stresses — Circumferential stress is a type of mechanical stress of a cylindrically shaped part as a result of internal or external pressure. The classic example of circumferential stress is the tension applied to the iron bands, or hoops, of a wooden… …
12Hoop stress — is mechanical stress defined for rotationally symmetric objects being the result of forces acting circumferentially (perpendicular both to the axis and to the radius of the object). Along with axial stress and radial stress, it is a component of… …
13Electrical conduit — risers, seen inside fire resistance rated shaft, as seen entering bottom of a firestop. The firestop is made of firestop mortar on top, rockwool on the bottom. Raceways are used to protect cables from damage …
14Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… …
15Fabrication of structural steel by plasma and laser cutting — Fabrication of dimensional (non flat) structural steel elements has historically been performed by sequential operations involving sawing, drilling and high temperature flame cutting to remove material. Each of these operations is performed on… …
16Arabic influence on the Spanish language — has been significant, due to the Islamic presence in the Iberian peninsula between 711 and 1492 A.D. (see Al Andalus). Modern day Spanish language (also called castellano in Spanish) first appeared in the small Christian Kingdom of Castile in… …
17Diamond tool — A close up of the segment of a diamond saw blade A diamond tool is a cutting tool with diamond grains fixed on the functional parts of the tool via a bonding material or another method.[1] As diamond is a superhard material, diamond tools have… …
18Notching — For Nocking, the fitting of an arrow to a bowstring, see Archery. Notching is a metal cutting process used on sheetmetal or thin barstock, sometimes on angle sections or tube. A shearing or punching process is used in a press, so as to cut… …
19Milling machine — For the machine used in road construction, see Asphalt milling machine. Not to be confused with mill (grinding). Example of a bridge type CNC vertical milling center …
20tubing — Fluid carrying pipe which has a thin wall. See butted tubing plain gauge tubing seamed tubing seamless tubing tube …
