Transcription of CHÂTAIGNIER - Cirad
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CH TAIGNIERPage 1of 426/03/2012 TROPIX 7 - 1998-2011 Cirad - Dissemination without express authorization is prohibitedFAGACEAE (angiosperm)Family:Scientific name(s):Castanea sativaCommercial restriction:no commercial restriction2560pointlessgoodabsentstraig htmediumclearly demarcatedlight yellowLOG DESCRIPTIONWOOD DESCRIPTIONC olor:Sapwood:Texture:Grain:Interlocked grain:Diameter:Thickness of sapwood:Floats:Log durability:fromtocmLight yellow wood to yellowish :0,642,90,426,94,230moderately stable467113300 PHYSICAL PROPERTIES1,6 MECHANICAL AND ACOUSTIC PROPERTIESS pecific gravity *:Monnin hardness *:Coeff. of volumetric shrinkage:Total tangential shrinkage (TS):Total radial shrinkage (RS):Fiber saturation point:MeanStd and mechanical properties are based on mature heartwood specimens. These properties can vary greatly depending on origin and ratio:Stability:Crushing strength *:MeanStd bending strength *:Modulus of elasticity *:(*: at 12% moisture content, with 1 MPa = 1 N/mm )Musical quality factor:%%%%MPaMPaMPa95,8 measured at 2546 Hzclass 3 - not in ground contact, outsideclass 4 - not permeableclass M - moderately durabledurable - sapwood demarcated (risk limited to sapwood)class 2 - durableNATURAL DURABILITY AND TR
CHÂTAIGNIER Page 2/4 TROPIX 7 - © 1998-2011 CIRAD - Dissemination without express authorization is prohibited 26/03/2012 DRYING normal to slow slight risk
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