WebApr 11, 2024 · The compressive strength of gmelina is 4,801.5 lbf/in2 (2.75 GPa). In comparison, pine has a compressive strength of 5,075 lbf/in2 (3.4 GPa), while black walnut comes in at 7,975 lbf/in2 (4.8 GPa). The way that this test is conducted is by clamping a length of timber from end grain to end grain and measuring how much force it can take … WebOn the Janka Hardness Scale, the Hard Maple hardwood species rating is the highest of all the Maple hardwood species. Hard Maple has a Janka Hardness Scale value of 1,450, while its soft maple relative, the Red Maple, has a rating of 950 lbf. When compared with other hardwood species, Hard Maple wood falls in the middle of the Janka Hardness …

Understanding Wood Hardness Ratings - The Spruce

WebUnderstanding how the Janka Hardness scale works is simple! In short, a higher number (rating) on the Janka scale equates to a harder wood species; the lower the number, the softer. A Janka rating provides a … WebSummary. Consider strength, durability and personal taste when selecting wood products. Among maple, birch, poplar and ash, sweet birch has the highest specific gravity at 0.65, with a Janka measurement of 1,470. Blue ash has the highest Janka rating at 2,030, with a specific gravity of 0.58. Sugar maple, black maple, sweet birch, yellow birch ... gates of ishtar

Wood Hardness Chart - Schenck & Company

WebPromising strength and hardness comparable to exotics like Eucalyptus (4000 – 5000 Janka rating), strand woven bamboo is rated as one of the strongest materials on the Janka Scale period. Depending on the quality … Web225 rows · Jun 30, 2015 · 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. ... They’re “hardwoods” but … WebAug 26, 2015 · All these ratings have been organized onto a scale called the Janka Hardness Scale. The Janka Hardness Scale starts at 0 and goes through 4000, with … dawah education academy