BS EN 975-1-2009 木材,硬木锯材的目测分级.第1部分:橡树和山毛榉

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【英文标准名称】:Sawntimber—AppearancegradingofhardwoodsPart1:Oakandbeech
【原文标准名称】:木材,硬木锯材的目测分级.第1部分:橡树和山毛榉
【标准号】:BSEN975-1-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-04-30
【实施或试行日期】:2009-04-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:外观;狭板;水青岗木;水青岗(木材);块料;类别;特性;特征;分类;分类;分类法;定义;耐久性;定义(术语);名称与符号;尺寸;尺寸规格;等级(质量);硬木;橡木;工作特性;质量;质量特性;;接收;锯材;;木板条;规范(验收);;外观检查(试验);外观检查(测试);木材;木制品
【英文主题词】:Appearance;Battens;Beech;Beech(wood);Blockgoods;Categories;Characteristics;Classification;Classifications;Definitions;Designations;Dimensions;Grades(quality);Hardwoods;Oak(wood);Performancecharacteristics;Quality;Qualitycharacteristics;Qualitycondition;Reception;Sawntimber;Sawntimberofbroadleavedspecies;Slats;Specification(approval);Timberinlogs;Visualinspection(testing);Wood
【摘要】:ThisEuropeanStandardspecifiestherulesdeterminingthequalityofappearancegradedsawntimber.Itdescribesvariousgradesoftemperatehardwoodroughsawntimberandregularizedtimberforwhichitlaysdowndenominationsanddefinitions.Italsogivesrulesforcompositionandacceptanceofbatches.Thisstandardgivesminimumrequirementsforeachgradeclassification.Sawntimbernotincludedwithinlimitsgiveninthisstandardmaybedefined,ifnecessary,bycontractspecificationsestablishedonthebasisofthisstandard.Thisstandardappliestogradingofgreenanddriedtimber.Characteristicsapplyatthetimeofgrading.Thisstandarddoesnotapplytothestrengthgradingofstructuraltimberortosawntimberforpallets.Thisstandardisapplicabletothefollowingproducts:a)Oaksawntimber,inthefollowingcategories:1)Un-edgedboards:individualselectedpiecesandboules;2)Squareedgedtimberandstrips(notexceeding41mmthickness);3)Baulks(sumofthickness+width≥200mmandthickness≥80mm).b)Beechsawntimber,inthefollowingcategories:1)Un-edgedboards:individualselectedpiecesandboules;2)Squareedgedtimberandstrips;3)Preparedtimber(driedtimber).
【中国标准分类号】:B69
【国际标准分类号】:79_040
【页数】:38P.;A4
【正文语种】:英语