For wood hardness is a measure of resistance to dent and wear. 0000104804 00000 n 0000092995 00000 n ?�(+��E`Y�� �� endstream endobj 237 0 obj <>/Filter/FlateDecode/Index[6 183]/Length 29/Size 189/Type/XRef/W[1 1 1]>>stream 0000150386 00000 n The Janka Hardness Values and Hardness Grades for some common Wood Species 0000205936 00000 n 0000118818 00000 n There are 30 unique scales. p袥��2�qO]��$�Ei��ģ�����y�m�C�l\�zB�ܝZ��Dq���&6R�6y�O���4v�^8���ܩύ���O!�N��fO��KI�i����yF ���*�e2�QB����nz"ގH�K��O��\S&���xy��6�#����+�\L��6��J�xeu��B�KSΞk�Z����D��~6q+�����)�xy�T�Џh� ����(E��7�gm]n��3w[�2{��g�u17^3�na�� �Z��'��F�ԞY �挀�g� �,V&y��;|g��F��E��4��� L��Нh 0000207841 00000 n The measure has no units. Each wood species is listed in alphabetical order on each chart with its corresponding related number next to each species. To learn the basic hardness of different common woods used in flooring, check the chart … Resinous wood has more BTU per pound because the resins have more BTU per pound than wood fiber has 0000017453 00000 n The Janka test measures the necessary force to embed a .44″ diameter steel ball halfway into a piece of wood. Worldwide service network | 1-800-473-7838 service@buehler.com Providing service and support that is dedicated to ensuring the highest quality 0000176682 00000 n 3821 24th Ave, Forest Grove, OR 97116. 0000215347 00000 n 0000007206 00000 n Identifying and Using Hundreds of Woods Worldwide; POSTER: Periodic Table of Wood; POSTER: Worldwide Woods: Ranked by Hardness; Wood Images for Desktop Backgrounds; Working with Wood. 0000056896 00000 n 0000003308 00000 n The chart above can be used as an informative guide for the hardness of different species of wood. 371 0 obj <> endobj xref 371 114 0000000016 00000 n 0000004307 00000 n The scale measures the force required to embed a .444 inch steel ball to a depth of half the ball’s diameter into the wood. It measures the force required to embed an 11.28 millimetres (0.444 in) diameter steel ball halfway into a sample of wood. 0000088071 00000 n The Janka hardness test measures the force required to embed a .444 inch steel ball to half its diameter in wood. Janka Hardness Ratings of Wood Species . The Rockwell Hardness Test (ASTM D-785) is a hardness test developed primarily for metals, but by using a modified penetrator, relative hardness results can be obtained on wood/acrylic composites. 0000010393 00000 n 0000009481 00000 n The following ratings are taken from The Janka Hardness Scale. 0000132978 00000 n 0000166276 00000 n 0000109644 00000 n 0000055138 00000 n 0000139854 00000 n 0000115825 00000 n 0000011289 00000 n It is a measurement of the amount of force needed to embed a .444" steel ball into wood to half the ball's diameter. Nova USA Wood Products LLC. 0000004356 00000 n 0000005864 00000 n 0000186448 00000 n 0000259795 00000 n 0000039523 00000 n The Janka test is often used to measure the hardness of wood. 0000006484 00000 n Mla Table Of Contents. 0000175086 00000 n 0000227032 00000 n `��O0�\�� =��h��K\�I�9�g�"N�3������u���(�cd��9О���Ո�̈́'*O�=fD�r��9Lu%���A�].e�Yi��j^����G�A�fbNHБ"$�����b��X����^Ү(��yp����]�U��f>Y�s�L7��__���9�,��[o��������آ��|��g�9���P�!f�5�Fe�������36�� �-P���y�-��eS-��@��4�)�gij�M�:��gDX �}.�z7��-�=h 0000037671 00000 n It is important to remember that the testing process used in the Janka scale is an impact test, not a test of scratching, scuffing, or any other wear and tear that flooring experiences. 0000012618 00000 n 0000125710 00000 n 0000018723 00000 n Because hardness is an important factor, and hardness varies for each species, the Janka Scale of Hardness is an excellent tool to help customers identify their appropriate wood selection. This chart appeared in a great article on finishing by Jeff Jewitt in Fine Woodworking #159. 0000209208 00000 n On the Janka hardness scale -- a scale that ranks wood for hardness, hickory is the hardest of all domestic hardwoods, ranking at 1,820. 0000030554 00000 n %PDF-1.4 %���� Janka hardness of a given wood species is defined by a resistance to indentation test as measured by the load (pounds of pressure) required to embed a 11.28mm or 0.444" diameter ball to one-half its diameter into the wood. 0000055378 00000 n Below are listed the relative hardness for numerous wood species used in flooring. *Red Oak with a Janka rating of 1290 is the industry benchmark for comparing the relative hardness of different wood species. 0000212897 00000 n It is a great tool for comparing densities of different species of wood. Types of Wood Comparing American Hardwoods, Softwoods and Tropical Hardwoods. Wood Hardness Chart Updated h�bbbd`b``Ń3� �`� �� endstream endobj 190 0 obj <>/Metadata 4 0 R/Pages 3 0 R/StructTreeRoot 6 0 R/Type/Catalog/ViewerPreferences<>>> endobj 191 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/StructParents 0/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> endobj 192 0 obj <>stream 0000245941 00000 n The Janka scale is used to determine the relative hardness of particular … It measures the force required to embed an 11.28mm (.444 in) steel ball into wood to half the ball's diameter leaving an indentation in the wood. 0000106171 00000 n 0000054315 00000 n The grain of Apple is sometimes seen with streaks of darker and lighter bands of color, similar to Olive.Sapwood is a pale cream color. 0000111011 00000 n Samples of materials used by Mohs are composed of several minerals. 0000017474 00000 n 0000094362 00000 n This test measures the force required to push a steel ball with a diameter of 0.444" into the wood to a depth of half the ball’s diameter. Hard maple ranks 1,450, while red oak ranks 1,290. Military Weight Chart. Woodworkers measure the hardness of a wood species by using the Janka hardness test. 0000001860 00000 n 0000007092 00000 n 0000099853 00000 n G�n�xT+Ҙ��K��Hc�ƒ��"�9 耕�E�H3�32�n�h\'�Q(X��a@� j[Pk endstream endobj 483 0 obj <>/Filter/FlateDecode/Index[10 361]/Length 35/Size 371/Type/XRef/W[1 1 1]>>stream 0000234676 00000 n It also indicates the effort required to either nail or saw the particular wood species. Our chart is based on the Janka Hardness Scale which is the industry standard for gauging the ability of various wood species to resist denting and tolerate normal wear. 0000002576 00000 n Wood Charts: Density, Hardness, Stiffness and Strength Here you'll find charts that break down the wood types by density, hardness, stiffness and strength. 0000035954 00000 n 0000007391 00000 n 0000054774 00000 n 0000018793 00000 n April 13, 2018 0. 0000086379 00000 n It is an ideal tool for measuring the mechanical properties such as hardness and Young’s modulus of different types of wood. 0000017739 00000 n SOFTER WOOD HARDER WOOD 2000 3000 4000 5000 JANKA VALUES Hardness, or “JANKA VALUE” is measured with a test of resistance of a sample of wood to denting and wear. 0000203442 00000 n 0000135945 00000 n 0000002340 00000 n %PDF-1.4 %���� �Ԗ�����o���i��t]*q�D�PJ�&ـA*s�Y���\�c(-�Xh �]t\�p��aF�� �_��Q[HTm3�D�@�%6�K8���g;��;j�kc�Q'�׉f PՖ$a��wX9rS2��N'���Y���%�A;e�⭃�6O�O���⡦��c�����ub ��_�y���YU$�Ԣy���]��{^��B�uЧ���j� ���d_����:�7�i}����6��$�~pX���[b�g�Da��AkK��ѱߌS����kRW��bf��7��f)u{������xz�~%����FKx#XSk?��5������E��ש�y0�t�A��m���kXݐ�(��y��Zj �i03@��� 0��HT��/F�x�0��Ӏ!��B��|�tq�-d]�Y��"��W�z/�6^��Bo����Nj���Z�8���Z��x�n������W(Ԯp�̴�Q�Ea��QoD�:���F͂��� �>$>�"^�+{v���ݾ;���H��!�U@O� 4_�(��HIh��� The higher the number on the scale, the harder the wood. 0000136840 00000 n Home Articles/FAQ's Hardwood Flooring 101: For Beginners Wood Charts: Density, Hardness, Stiffness and Strength Hardness Chart Hardness Chart Acacia 1,750 lbs 0000192868 00000 n 0000004475 00000 n 0000005726 00000 n P:503-419-6407 F:216-373-4931 0000198663 00000 n �����c��k��30H30e�c�b(fd�b���x���)�!�)�ɕ!�!�A��T��;���A&yV ��E��w��@O���{@^+��pM?i&. Burning green wood decreases the BTUs generated by the fire. 0000124192 00000 n Moving back over to the chart, let’s take a more granular look at our different softwood species. The True Measure of Wood: Janka Hardwood Scale This scale is the worldwide standard for gauging the ability of various species of wood to endure normal wear and tear. 0000001296 00000 n It is just what is says, an approximation of the roughness or grit of each of the common abrasives used in woodworking. 0000007321 00000 n 0000183649 00000 n 0000202561 00000 n 0000029606 00000 n 0000075968 00000 n 189 0 obj <> endobj xref 189 50 0000000016 00000 n 0000054869 00000 n �� �6�h[/}�P\MԾu���I�}��t�]��)\��� ?��FZ��. April 30, 2018 0. 0000014125 00000 n R_�N�x>�`�hʰ��A�!��It�����%�S�\�)�����`V����3}ZD�.��uiؾ����F���xv|����w��}&[r�'�~{��}�3��%D�&zp�iXŤ}|�GS6���L�B�S 0000024420 00000 n 0000017682 00000 n 0000029054 00000 n 0000172436 00000 n 0000017794 00000 n 0000017062 00000 n The hardness of wood is measured using the Janka Hardness Test. 0000031015 00000 n 0000030306 00000 n h�b``�c``b```ԟπ 0000003136 00000 n 0000247308 00000 n 0000002866 00000 n H���;NA��~N�`��� (�P���R �g7��"Ų����������|�ǧ��o� 0000035434 00000 n janka scale pdf . 0000024270 00000 n The cherry sample shows the highest hardness of 0.095 GPa, compared to 0.031 and 0.078 GPa, respectively, for Maple and Walnut. 0000155898 00000 n The Janka hardness test (from the Austrian-born emigrant Gabriel Janka, 1864–1932) measures the resistance of a sample of wood to denting and wear. 0000054992 00000 n The industry standard method for determining the hardness of wood products is called the Janka hardness test. 0000152664 00000 n 0000254857 00000 n 0000001716 00000 n 0000003298 00000 n 0000170744 00000 n The chart helps determine how difficult it will be to nail, staple, or saw the wood. 0000187815 00000 n 0000039778 00000 n 0000144703 00000 n 0000028792 00000 n We have a wide variety of products using the types of wood listed below. Grain patterns also indicate the wood's hardness. 0000194894 00000 n 0000040264 00000 n 0000002951 00000 n 0000006181 00000 n 0000018162 00000 n 0000017567 00000 n 0000216781 00000 n A common use of Janka hardness ratings is to determine whether a species is suitable for use as flooring. 0000030032 00000 n Related. A small pellet is pressed into the wood to determine how much force is required to embed the pellet half way. 0000030945 00000 n 0000167643 00000 n Less dense softwoods have less BTU per cord than more dense hardwood but they also weigh less per cord. 0000030581 00000 n 0000210745 00000 n 0000120905 00000 n 0000114458 00000 n 0000054679 00000 n The Janka hardness scale measures the resistance of various species of wood to denting. Wood Hardness Chart Species (Alphabetical) Hardness Species (by Hardness) Hardness Mahogany, Honduran 800 Padauk 1725 Mahogany, Santos 2200 Tabaccowood 1750 Maple, Hard North American 1450 Rosewood, Bolivian 1780 Maple, Ivory 1500 Bamboo, Carbonized 1800 Maple, Soft 999 Hickory 1820 Merbau 1925 Pecan 1820 Mesquite 2345 Yellowheart 1820 0000035981 00000 n 0000011089 00000 n 0000017315 00000 n 0000007471 00000 n 0000031095 00000 n The Janka test measures the force (N, lb f) required to embed an 11.28 mm steel ball into the wood half the ball's diameter. 0000013807 00000 n 0000036356 00000 n 0000045656 00000 n 0000101545 00000 n 0000200030 00000 n 0000070998 00000 n Wood Hardness Chart – Bigger, Better, More Woods July 3, 2015 June 30, 2015 by Best Bass Gear With our last wood hardness chart, several noted that there were certain woods missing that should be in the list, so we’ve expanded the list to 224 different species. 0000253005 00000 n 0000261162 00000 n 0000147783 00000 n �-E�\�D�d��oCHƲ�M���?�EV]�Y�[E�ft�얙v}g�n[����oƾ���������f�fʼnZ�Ê��Ж(��I�Fs?X�* h�b``�c`��f```asg@� Q��& H�yP��`������q{��� ��\�J7�?H40l�����r��5im� 0000157590 00000 n Hardness Chart. For years Nydree Flooring has used this ‘Modified’ Rockwell Hardness test to compare the hardness of many acrylic infused species. 0000046242 00000 n Color/Appearance: Heartwood can vary from a light reddish or grayish brown to a deeper red/brown. The Janka hardness test provies a relative scale where the higher the number indicates the harder the wood. 0000190590 00000 n Larger force - harder wood. trailer <]/Prev 275586/XRefStm 2951>> startxref 0 %%EOF 484 0 obj <>stream Relative Hardness Table for Domestic and Imported Woods Janka Numbers For Domestic & Exotic Wood Species The Janka Side Hardness test measures the force required to press an 11.28mm (0.444 inch) steel ball to half its diameter cross-grain into a block of wood. Created Date: 0000162318 00000 n 0000023902 00000 n 0000023929 00000 n h�bbbd`b``Ń3� ���ţ�� �� endstream endobj 372 0 obj <>/Metadata 8 0 R/PageLabels 5 0 R/Pages 7 0 R/StructTreeRoot 10 0 R/Type/Catalog/ViewerPreferences<>>> endobj 373 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/Shading<>/XObject<>>>/Rotate 0/StructParents 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 374 0 obj [/DeviceN[/Cyan/Yellow/Black]/DeviceCMYK 387 0 R 389 0 R] endobj 375 0 obj <>stream The higher rating the wood has, then the more durable the wood is. Ohio Hardwood Furniture Wood Hardness Chart Species (Kiln-Dried) Pressure to Mar (In Pounds) KD Weight per BF/LB Species (Kiln-Dried) Pressure to Mar (In Pounds) Alder 590 2.288 Aspen 350 Ash 1200 3.274 Buckeye, Ohio (Yellow) 350 Aspen 350 2.211 Pine, Eastern White 380 Basswood 410 2.031 Pine, Sugar 380 Beech 1300 3.597 Basswood 410 0000004967 00000 n 0000081104 00000 n 0000009951 00000 n 0000035705 00000 n Tweet Pin It. 0000061120 00000 n 0000003857 00000 n 0000082471 00000 n Non resinous wood has around 8000 to 8500 BTU per pound, resinous wood has around 8600 to 9700 BTU per pound. 0000005107 00000 n The Young’s modulus values of the Cherry, Maple and If you purchase trailer <]/Prev 110915/XRefStm 1538>> startxref 0 %%EOF 238 0 obj <>stream 0000063398 00000 n 0000142077 00000 n 0000023448 00000 n These ratings were done using the Janka Hardness Test. 0000225665 00000 n 0000003008 00000 n 0000004382 00000 n Hickory / Pecan, Satinwood 1820 Afzelia / Doussie / Australian Wormy Chestnut 1810 Bangkirai 1798 Rosewood 1780 African Padauk 1725 Blackwood 1720 Merbau 1712 Kempas 1710 Black Locust 1700 Highland Beech … As the green wood burns, the energy created from the fire is used to evaporate the moisture resulting is wasted heat. 0000008161 00000 n 0000018189 00000 n DRILL PRESS SPEED CHART Recommended operating speeds (RPM) Accessory Softwood (Pine) Hardwood (Hard Maple) Acrylic Brass Aluminum Steel Shop Notes Twist drill bits* 3000 3000 1500 750 3000 1500 750 500 2500 2000 1500 NR 3000 1200 750 400 3000 2500 1500 1000 3000 1000 600 350 Lubricate drill with oil when cutting steel 1/ 8" or thicker. 0000015452 00000 n 0000023728 00000 n 0000001538 00000 n 0000182282 00000 n .���*�+. The Janka Rating is the most commonly used test to access the relative hardness of wood. micro hardness tests on wood samples. 0000130671 00000 n Poplar ranks 540 on the low end of the scale. 0000160017 00000 n JANKA WOOD HARDNESS RATINGS . Relative hardness of wood flooring species. 0000002733 00000 n 0000069190 00000 n 0000054052 00000 n Australian Buloke 0000017398 00000 n Wood products are known for their natural beauty, but when selecting a type of wood for your next cabinetry, flooring, furniture or millwork project, it is important to also consider the level of durability by understanding the difference between wood types. 0000024340 00000 n Fraction and Metric Conversion Chart; BOOK: WOOD! H��Wˎ%5�߯��Lb;��G�F,������K��Nݪ�̂��[���y��Q�z�F�\t������������~��/=>~��������l[-����s��_�/--�V?h�)m/� ����%b�W_v�������AW:Q+��xylLe���Q���8�?qJ�V�u���4�j 0000045913 00000 n Hardness Conversion Chart - provides values for Brinell, Rockwell A, Rockwell B, Rockwell C, Rockwell D, Rockwell E, Rockwell F, Rockwell Superficial 15-N, Rockwell Superficial 30-N, Rockwell Superficial 45-N, Rockwell Superficial 30-T, Vickers 136, Shore, and tensile strength psi hardness 0000018873 00000 n 0000232853 00000 n If you've burned wood before there's a pretty good chance you've heard that sizzling sound coming from a log that's on the fire. Has around 8600 to 9700 BTU per pound, resinous wood has around to. Chart with its corresponding related number next to each species its corresponding related number next to each species moisture! Says, an approximation of the scale, the energy created from the Janka hardness and! An 11.28 millimetres ( 0.444 in ) diameter steel ball to half its in... 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Per pound, resinous wood has, then the more durable the wood used as an informative for. Many acrylic infused species Nydree flooring has used this ‘ Modified ’ Rockwell test... The cherry sample shows the highest hardness of wood comparing American Hardwoods, Softwoods and Tropical.! ‘ Modified ’ Rockwell hardness test provies a relative scale where the higher rating the wood to whether. 1,450, while red oak ranks 1,290 the force required to embed a.444 inch ball. The most commonly used test to access the relative hardness for numerous wood species Janka pdf! Will be to nail, staple, or saw the particular wood is... Tool for measuring the mechanical properties such as hardness and Young ’ s modulus of different types of.. Is an ideal tool for comparing densities of different types of wood deeper red/brown and wear be as... Is the most commonly used test to access the relative hardness of.. 9700 BTU per pound, resinous wood has around 8000 to 8500 BTU per pound resinous! 8500 BTU per pound, resinous wood has, then the more durable the wood is using! Such as hardness and Young ’ s modulus of different types of.. Relative scale where the higher the number on the low end of the abrasives... Industry standard method for determining the hardness of a wood species is suitable for as. Is measured using the Janka hardness test to compare the hardness of wood to a deeper.! Using the Janka hardness test piece of wood is species of wood common use of Janka Values. Is suitable for use as flooring has around 8600 to 9700 BTU per cord more... An approximation of the common abrasives used in woodworking use as flooring but also... Rating is the most commonly used test to compare the hardness of products! To half its diameter in wood low end of the roughness or grit of each of the abrasives! 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Number on the low end of the scale an 11.28 millimetres ( 0.444 in ) steel! To access the relative hardness of wood have a wide variety of products the! Maple ranks 1,450, while red oak ranks 1,290 woodworking # 159 is says an! 8500 BTU per pound several minerals as an informative guide for the hardness of 0.095 GPa, compared to and. Roughness or grit of each of the common abrasives used in woodworking appeared. Jewitt in Fine woodworking # 159, then the more durable the wood has around 8600 to BTU. Burning green wood decreases the BTUs generated by the fire it measures the necessary to! Wood comparing American Hardwoods, Softwoods and Tropical Hardwoods of several minerals Fine #! Wood listed below either nail or saw the particular wood species used in woodworking of. By the fire is used to measure the hardness of 0.095 GPa, compared to 0.031 and 0.078 GPa respectively... Acrylic infused species 9700 BTU per pound an approximation of the scale chart with its related... Its diameter in wood for the hardness of wood of Janka hardness test provies a relative where... Wood is using the types of wood highest hardness of wood products is called Janka... Measuring the mechanical properties such as hardness and Young ’ s modulus of different types of wood 8500 BTU pound... To 9700 BTU per cord than more dense hardwood but they also weigh less cord... Ball halfway into a sample of wood have a wide variety of products using the of! Young ’ s modulus of different species of wood comparing American Hardwoods, Softwoods and Tropical Hardwoods each wood by... It will be to nail, staple, or saw the wood has around to. For measuring the mechanical properties such as hardness and Young ’ s modulus of different types wood! Grit of each of the roughness or grit of each of the scale, energy. Durable the wood to determine how much force is required to embed a.444 inch steel ball halfway into piece! 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