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reodata 4.0 - OneSteel Reinforcing

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ast.fsy - Product of reinforcing steel area (Ast),mm 2 and reinforcement yield<br />

stress (fsy), MPa - gives nominal tensile capacity of a reinforcing bar - units<br />

generally kilo Newtons (kN) by dividing product by 1000.<br />

Band Beam - Wide beam with width significantly greater than depth,<br />

generally about 1200 to 2400 wide, used in buildings and carparks to<br />

minimuse structural floor depth. Either reinforced or post-tensioned concrete<br />

depending on the span and design loads.<br />

Beam - A narrow member in a building structure predominantly acting in<br />

flexure, generally horizontal.<br />

Bending moment - Internal action effect due to bending, normally resolved<br />

about a principal axis at a cross-section of a structural member.<br />

Bond strength - Normally expressed as the average ultimate stress that<br />

can develop at the interface between a bar and concrete when longitudinal<br />

slip occurs.<br />

500n contistREtch (cs) - 500 MPa low carbon bar : strength achieved by<br />

continuous stretching process.<br />

centre heave - Generally refers to deformation of a housing slab caused<br />

by the contraction of the expansive (clay) soils around the edge of a house -<br />

generally caused by drying out of the soils around house edge - opposite<br />

would be edge heave.<br />

column - A narrow vertical member in a building as distinct from a wall,<br />

normally under combined compression and bending.<br />

Reinforced concrete thesaurus<br />

compression - An internal state of compressive stress prependicular to a<br />

cross-section.<br />

compression member - A structural member predominantly in compression.<br />

cover - Minimum clear distance from an exposed concrete surface to<br />

closest bar - for durability design not just to main bars but to closest bar<br />

which is generally a stirrup or a tie. Insufficient cover is a major cause of<br />

reinforcement corrosion in concrete.<br />

creep - Property of concrete (dependant upon its constituents and internal<br />

state of stress) where a concrete element will deform due to sustained<br />

stress during its life. This is very important in the calculation of long-term<br />

deflections, and in prestressed/post-tensioned concrete design as an element<br />

can lose a significant proportion of its prestress.<br />

Decking - Profiled steel sheeting or structural steel decking used as a dual<br />

formwork, reinforcement system.<br />

Deflection - Normally the maximum vertical or horizonal movement of a<br />

structural member or a building frame, measured relative to the member<br />

supports or between adjacent floor levels in the case of sway.<br />

www.reinforcing.com | www.reinforcing.tv 59<br />

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