Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Janka_hardness_test> ?p ?o }
- Janka_hardness_test abstract "The Janka hardness test measures the resistance of a sample of wood to denting and wear. It measures the force required to embed an 11.28 mm (.444 in) steel ball into wood to half the ball's diameter. This method leaves an indentation. A common use of Janka hardness ratings is to determine whether a species is suitable for use as flooring.The hardness of wood varies with the direction of the wood grain. Testing on the surface of a plank, perpendicular to the grain, is said to be of \"side hardness\". Testing the cut surface of a stump is called a test of \"end hardness\".The results are stated in various ways, which can lead to confusion, especially when the name of the actual units employed is often not attached. In the United States, the measurement is in pounds-force (lbf). In Sweden it is in kilograms-force (kgf), and in Australia, either in newtons (N) or kilonewtons (kN). Sometimes the results are treated as units, for example \"660 Janka\".The Janka Hardness test results tabulated below were done in accordance with ASTM D 1037-12 testing methods. Lumber stocks tested ranges from 1\" to 2\" thick. The tabulated Janka Hardness numbers are an average. There is a standard deviation associated with each species, but these values are not given. It is important to note no testing was done on actual flooring. Other factors affect how flooring performs: the type of core for engineered flooring such as pine, HDF, poplar, oak, birch; grain direction and thickness; floor or top wear surface, etc. The chart is not to be considered an absolute; it is meant to help people understand which woods are harder than others.".
- Janka_hardness_test thumbnail Janka_hardness_test.jpg?width=300.
- Janka_hardness_test wikiPageExternalLink fplgtr113.pdf.
- Janka_hardness_test wikiPageExternalLink fpl_rn303.pdf.
- Janka_hardness_test wikiPageExternalLink janka.htm.
- Janka_hardness_test wikiPageID "3739769".
- Janka_hardness_test wikiPageLength "11812".
- Janka_hardness_test wikiPageOutDegree "152".
- Janka_hardness_test wikiPageRevisionID "693049407".
- Janka_hardness_test wikiPageWikiLink ASTM_International.
- Janka_hardness_test wikiPageWikiLink Acer_negundo.
- Janka_hardness_test wikiPageWikiLink Acer_rubrum.
- Janka_hardness_test wikiPageWikiLink Acer_saccharinum.
- Janka_hardness_test wikiPageWikiLink Acer_saccharum.
- Janka_hardness_test wikiPageWikiLink African_mahogany.
- Janka_hardness_test wikiPageWikiLink Afzelia.
- Janka_hardness_test wikiPageWikiLink Allocasuarina_luehmannii.
- Janka_hardness_test wikiPageWikiLink Alnus_rubra.
- Janka_hardness_test wikiPageWikiLink Anadenanthera_colubrina_var._cebil.
- Janka_hardness_test wikiPageWikiLink Araucaria_angustifolia.
- Janka_hardness_test wikiPageWikiLink Australian_Wormy_Chestnut.
- Janka_hardness_test wikiPageWikiLink Baillonella.
- Janka_hardness_test wikiPageWikiLink Balfourodendron_riedelianum.
- Janka_hardness_test wikiPageWikiLink Bamboo.
- Janka_hardness_test wikiPageWikiLink Bamboo_floor.
- Janka_hardness_test wikiPageWikiLink Betula_alleghaniensis.
- Janka_hardness_test wikiPageWikiLink Betula_lenta.
- Janka_hardness_test wikiPageWikiLink Betula_papyrifera.
- Janka_hardness_test wikiPageWikiLink Blackwood.
- Janka_hardness_test wikiPageWikiLink Bloodwood.
- Janka_hardness_test wikiPageWikiLink Bolivian_Cherry.
- Janka_hardness_test wikiPageWikiLink Boreal_(wood).
- Janka_hardness_test wikiPageWikiLink Brazilian_Ebony.
- Janka_hardness_test wikiPageWikiLink Brazilian_Eucalyptus.
- Janka_hardness_test wikiPageWikiLink Brazilian_Koa.
- Janka_hardness_test wikiPageWikiLink Brazilian_Olivewood.
- Janka_hardness_test wikiPageWikiLink Brazilian_Redwood.
- Janka_hardness_test wikiPageWikiLink Cabreúva.
- Janka_hardness_test wikiPageWikiLink Callitris.
- Janka_hardness_test wikiPageWikiLink Cameron.
- Janka_hardness_test wikiPageWikiLink Carapa_guianensis.
- Janka_hardness_test wikiPageWikiLink Caribbean_Heart_Pine.
- Janka_hardness_test wikiPageWikiLink Caribbean_Walnut.
- Janka_hardness_test wikiPageWikiLink Category:Hardness_tests.
- Janka_hardness_test wikiPageWikiLink Category:Wood.
- Janka_hardness_test wikiPageWikiLink Category:Woodcarving.
- Janka_hardness_test wikiPageWikiLink Category:Woodworking.
- Janka_hardness_test wikiPageWikiLink Cavanillesia_platanifolia.
- Janka_hardness_test wikiPageWikiLink Cherry.
- Janka_hardness_test wikiPageWikiLink Chestnut.
- Janka_hardness_test wikiPageWikiLink Cocobolo.
- Janka_hardness_test wikiPageWikiLink Cordia.
- Janka_hardness_test wikiPageWikiLink Corymbia_maculata.
- Janka_hardness_test wikiPageWikiLink Curupixa.
- Janka_hardness_test wikiPageWikiLink Detarium_senegalense.
- Janka_hardness_test wikiPageWikiLink Dipteryx_odorata.
- Janka_hardness_test wikiPageWikiLink Douglas_fir.
- Janka_hardness_test wikiPageWikiLink Ebony.
- Janka_hardness_test wikiPageWikiLink Eucalyptus_diversicolor.
- Janka_hardness_test wikiPageWikiLink Eucalyptus_grandis.
- Janka_hardness_test wikiPageWikiLink Eucalyptus_marginata.
- Janka_hardness_test wikiPageWikiLink Eucalyptus_paniculata.
- Janka_hardness_test wikiPageWikiLink Eucalyptus_resinifera.
- Janka_hardness_test wikiPageWikiLink Eucalyptus_saligna.
- Janka_hardness_test wikiPageWikiLink Eucalyptus_viminalis.
- Janka_hardness_test wikiPageWikiLink Fagus_grandifolia.
- Janka_hardness_test wikiPageWikiLink Flindersia.
- Janka_hardness_test wikiPageWikiLink Fraxinus.
- Janka_hardness_test wikiPageWikiLink Goncalo_alves.
- Janka_hardness_test wikiPageWikiLink Guibourtia.
- Janka_hardness_test wikiPageWikiLink Guibourtia_ehie.
- Janka_hardness_test wikiPageWikiLink Hard_maple.
- Janka_hardness_test wikiPageWikiLink Heart_pine.
- Janka_hardness_test wikiPageWikiLink Hickory.
- Janka_hardness_test wikiPageWikiLink Highland_Beech.
- Janka_hardness_test wikiPageWikiLink Honduran_Rosewood.
- Janka_hardness_test wikiPageWikiLink Hornbeam.
- Janka_hardness_test wikiPageWikiLink Hymenaea_courbaril.
- Janka_hardness_test wikiPageWikiLink Indentation_hardness.
- Janka_hardness_test wikiPageWikiLink Intsia_bijuga.
- Janka_hardness_test wikiPageWikiLink Iroko.
- Janka_hardness_test wikiPageWikiLink Juglans_boliviana.
- Janka_hardness_test wikiPageWikiLink Juglans_nigra.
- Janka_hardness_test wikiPageWikiLink Juniperus_occidentalis.
- Janka_hardness_test wikiPageWikiLink Juniperus_virginiana.
- Janka_hardness_test wikiPageWikiLink Kempas_(wood).
- Janka_hardness_test wikiPageWikiLink Kentucky_coffeetree.
- Janka_hardness_test wikiPageWikiLink Kilogram-force.
- Janka_hardness_test wikiPageWikiLink Kupay.
- Janka_hardness_test wikiPageWikiLink Lacewood.
- Janka_hardness_test wikiPageWikiLink Larch.
- Janka_hardness_test wikiPageWikiLink Larix_sibirica.
- Janka_hardness_test wikiPageWikiLink Lignum_vitae.
- Janka_hardness_test wikiPageWikiLink Lophostemon_confertus.
- Janka_hardness_test wikiPageWikiLink Maclura_pomifera.
- Janka_hardness_test wikiPageWikiLink Mahogany.
- Janka_hardness_test wikiPageWikiLink Manilkara_bidentata.
- Janka_hardness_test wikiPageWikiLink Mesquite.
- Janka_hardness_test wikiPageWikiLink Millettia_laurentii.
- Janka_hardness_test wikiPageWikiLink Mimusops_heckelii.