janka hardness scale maple

Northern Hard Maple. The Janka Hardness Test was conducted by measuring the amount of force necessary to embed a .444 inch steel ball into side of the wood up to one half of its diameter to determine its hardness rating, which is then recorded on the Janka Hardness Scale. Southern Soft Maple. The Janka scale is used to determine the relative hardness of particular domestic or exotic wood species. The Industry Standard for Hardness The hardness of a wood is rated on an industry wide standard known as the Janka test. The Janka test measures the amount of force required to embed a 0.444″ steel ball into the wood to half of its diameter. ... (Hard Maple) 1450. That’s why understanding the Janka rating is critical when shopping for hardwood flooring, and we’re going to explain what a Janka rating is and tell you how some popular species stack up on the scale. Hard Maple Burl: 1450. Sugar maple, black maple, sweet birch, yellow birch and white ash are all strong hardwoods. 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 Red Oak is the reference species for comparing wood hardness. A Janka hardness rating measures the resistance of a species of wood to denting and wear in order to determine its viability as flooring. The Janka Hardness Scale is determined by a controlled test, performed to measure the force necessary to embed a .444 inch (11.28mm) steel ball to half its diameter in wood. JANKA WOOD HARDNESS RATINGS . Hickory/Pecan. This test is one of the best measures of the ability of a wood specie to withstand denting and wear. The actual number listed in the wood profile is the amount of pounds-force (lb f) or newtons (N) required to imbed a .444″ (11.28 mm) diameter steel ball into the wood to half the ball’s diameter.This number is given for wood that has been dried to … The Janka Hardness test is designed to measure the density or hardness of different types of wood. Janka Hardness Scale. In laymans terms it is a way to measure a woods resistance to denting. It is one of the best measures of the ability of a wood species to withstand denting and wear. Douglas Fir. The hardness of solid wood is measured according to a system called the Janka Scale. It is also a good indicator of how hard a California Redwood. Northern Hard Maple. The more force required to make this indentation, the higher the Janka rating it is given. The Janka Hardness scale is commonly used in the flooring industry as a way to compare types of hardwood flooring for both practical durability and for the wood’s ability to be nailed, sawn, planed, routed or sanded. American Cherry. Woodworkers measure the hardness of a wood species by using the Janka hardness test. Janka hardness testing. Yellow Birch. American Cherry. The Janka test measures the necessary force to embed a .44″ diameter steel ball halfway into a piece of wood. Janka Hardness Scale. **This is the average hardness of … At the low end of common cabinet woods, Eastern white pine is … Northern White Oak. It is also a good indicator of how hard or easy a species is to saw or nail. Quarter Sawn Maple: 1450. Woods with a higher rating are … A common use of Janka hardness ratings is to determine whether a species is suitable for use as flooring. The Janka rating is a measure of the amount of force required to push a .444" diameter steel ball half way into a piece of wood. Red Birch. At 1260 on the Janka hardness scale just under red oak, yellow birch makes a great choice for North American Hardwood. This hardness is important in finishing as it is usually a good idea of how porous the wood may be. Southern Soft Maple. tween Janka hardness and the hardness modulus specified in ASTM D 1037. Hickory/Pecan. Janka Hardness Scale. 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. Janka Hardness Scale ( Below downloaded from wikipedia ) Janka hardness test The Janka hardness test measures the resistance of a sample of wood to denting and wear. Generally, the higher the Janka hardness test rating, the harder or stronger the wood will be. The Janka test measures the amount of force required to embed a 0.444" steel ball into the wood to half of its diameter. JANKA VALUES Hardness, or “JANKA VALUE” is measured with a test of resistance of a sample of wood to denting and wear. The Janka scale measures the resistance of a sample of wood to denting and wear and is typically expressed in lbf (pounds-force) or N (Newtons). Each species of hardwood has a different level of hardness. Procedures Hardness tests were conducted using indentations on the wide face of 2×4s at thickness values of 1, 1.5, and 3 in. Meyer’s hardness test determined the fundamental measure of violence depending on … The Janka hardness test measures the lb/in2 required to embed a .444-inch steel ball to half its diameter in wood. It is over twice as hard as Douglas fir, roughly six percent harder than white oak, about eighty-nine percent as hard as wenge, twenty-four percent softer than jarrah, and close to … Janka Wood Hardness Scale. All these ratings have been organized onto a scale called the Janka Hardness Scale. 763-292-4477. Some common domestic species like walnut, cherry, and birch are less hard in comparison to other common domestic species like maple, hickory, and oak. HARDWOOD JANKA RATINGS *Red Oak with a Janka rating of 1290 is the industry benchmark for comparing the relative hardness of different wood species. The test is done by measuring the force that is required to drive in a steel ball into a specific plank of wood. Hickory / Pecan, Satinwood 1820 Afzelia / Doussie / Australian Wormy Chestnut 1810 Bangkirai 1798 Rosewood 1780 African Padauk 1725 Blackwood 1720 ... Hard Maple / Sugar Maple 1450 Caribbean Walnut 1390 Coffee Bean 1390 Natural Bamboo (represents one species) 1380 Australian Cypress 1375 White Oak 1360 2×4 on The higher the Janka rating, the more resistant that particular wood is. Ash. *The Janka hardness test measures the force required to embed a 0.444 inch steel ball into wood. janka scale pdf. hardness. Southern Yellow Pine. The Janka Hardness Scale is important information for any homeowner considering hardwood flooring. American Black Walnut. Generally speaking, softwoods tend to be softer than their hardwood counterparts. There may be variations of more or less than 20% on the scale, since this is a scientific test. The Janka scale is used to determine the relative hardness of particular domestic or exotic wood species. It measures the force required to embed a 11.28 mm (0.444 in) diameter steel ball halfway into a sample of wood. It measures the force required to embed an 11.28 millimetres (0.444 in) diameter steel ball halfway into a sample of wood. It is one of the best measures of the ability of a wood species to withstand denting and wear. Or call us at 763-292-4477! Get a FREE In-Home estimate! 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. Northern Red Oak. Blue ash has the highest Janka rating at 2,030, with a specific gravity of 0.58. data were obtained by planing the 1.5-in. To give you a sense of the scale: Brazilian walnut is one of the hardest available and has a Janka score of 3684. Douglas Fir. Janka Hardness: 1450 Hard maple is a harder and more durable variety of wood flooring. Hard Maple: 1450. Red Oak, Southern. This test is also used to determine the degree of difficulty in sawing and nailing. Janka wood hardness scale - The Janka rating is a measure of the amount of force it takes to push a .444" diameter steel ball half way into a piece of wood. California Redwood. The Brinell test is very useful for construction materials. The Janka Hardness Scale starts at 0 and goes through 4000, with 4000 being an … 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. Janka Rating System When in doubt about the type of ... Because hardness is an important factor, and hardness varies for each species, the Janka Scale of Hardness is an excellent tool to help identify appropriate choices. Yellow Birch. Janka Hardness Scale. The Janka hardness test provies a relative scale where the higher the number indicates the harder the wood. This method leaves a hemispherical indentation with an area of 200 mm2. The Janka Scale can even reveal subtle hardness differences between woods that appear to be quite similar. Rift Sawn Hard Maple: 1450. Red Birch. The resulting data is expressed in pounds-force, or lbf.. Red oak, which is the most common cabinet wood, has a Janka rating of 1290. Northern White Oak. It is important to note that Janka hardness does not take into account wood density nor weight. Northern Red Oak. The Janka Hardness Test. Red Oak, Southern. This force is recorded in both pounds-force (lbf) and kilo-Newtons (kN). The Janka Wood Hardness scale is a way to measure a wood’s resistance to dents, scratches and wear. By the same token, it also is a good indicator of how hard or easy a species is to saw or nail. Ash. The test is performed by forcing a .444-inch steel ball into a plank of wood until half the diameter of the ball is embedded. Bamboo. The US typically will use lbf. The 1-in. The coloring of birch ranges from white to golden yellow, it has a subtle grain, similar to that of hard maple. American Black Walnut. The Janka test measures the force required to embed a .444 inch steel ball into the wood by half its diameter. Among maple, birch, poplar and ash, sweet birch has the highest specific gravity at 0.65, with a Janka measurement of 1,470. Floor Coverings International Maple Grove will guide you through what you need to know about the Janka Hardness Scale. Janka Hardness Scale Janka hardness measurements reflect the number of pounds pressure it takes to press a .444" diameter steel ball, to it's maximum diameter, into a … Bamboo. Janka Hardness Scale The Janka hardness test measures the resistance of a sample of wood to denting and wear. It measures the force required to embed an 11.28mm (.444 in) … Janka Events, although mainly used for hardwood species, are often used to measure the density of bamboo floors. Southern Yellow Pine. Woods with a higher rating are … Spalted Maple: ... Would that be considered and if so where would it be on the scale? The Janka (or side) hardness test measures the force required to embed a .444-inch steel ball to half its diameter in wood. Onto a scale called the Janka hardness scale is a way to measure a wood’s resistance to,. The lb/in2 required to embed a 0.444 inch steel ball into the wood to half diameter. 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