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punching shear

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  • Punching — Metals Punching in metal fabrication is the process of using a machine to press a shape through a sheet of metal and into a die to create the desired shape in the metal. This is most commonly done by use of a turret , a computer numerical… …   Wikipedia

  • Voided biaxial slab — Voided biaxial slabs are reinforced concrete slabs in which voids reduce the amount of concrete.While concrete have been used for thousands of years, the use of reinforced concrete is a relative recent invention, usually attributed to Joseph… …   Wikipedia

  • Soil mechanics — is a discipline that applies principles of engineering mechanics, e.g. kinematics, dynamics, fluid mechanics, and mechanics of material, to predict the mechanical behavior of soils. Together with Rock mechanics, it is the basis for solving many… …   Wikipedia

  • Bearing capacity — In geotechnical engineering, bearing capacity is the capacity of soil to support the loads applied to the ground. The bearing capacity of soil is the maximum average contact pressure between the foundation and the soil which should not produce… …   Wikipedia

  • Parker Manufacturing Company — Shear manufactured at the Parker plant. Parker Manufacturing Company was a machine shop during WWII, a manufacturer of machine tools, a manufacturer/distributor of metal kitchen cabinets and sinks, and an industrial landlord, in Santa Monica, CA …   Wikipedia

  • solids, mechanics of — ▪ physics Introduction       science concerned with the stressing (stress), deformation (deformation and flow), and failure of solid materials and structures.       What, then, is a solid? Any material, fluid or solid, can support normal forces.… …   Universalium

  • Roll forming — Roll forming, also spelled rollforming, is a continuous bending operation in which a long strip of metal (typically coiled steel) is passed through consecutive sets of rolls, or stands, each performing only an incremental part of the bend, until… …   Wikipedia

  • Scissors — are hand operated cutting instruments consisting of a pair of metal blades connected in such a way that the blades meet and cut materials placed between them when the handles are brought together. They are used for cutting various thin materials …   Wikipedia

  • Shearing (manufacturing) — Shearing, also known as die cutting,[1] is a process which cuts stock without the formation of chips or the use of burning or melting. Strictly speaking, if the cutting blades are straight the process is called shearing; if the cutting blades are …   Wikipedia

  • Terminal ballistics — Terminal ballistics, a sub field of ballistics, is the study of the behavior of a projectile when it hits its target. It is often referred to as stopping power when dealing with human or other living targets. Terminal ballistics is as relevant… …   Wikipedia

  • 1989 Loma Prieta earthquake — earthquake title= Loma Prieta earthquake date=October 17, 1989 magnitude=6.9 Mw depth=convert|18|km|mi|0 epicenter location=coord|37.04| 121.88) countries affected=United States (San Francisco Bay Area) location=Forest of Nisene Marks State Park …   Wikipedia

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