Accession Number : AD0667176

Title :   HARDNESS MODULUS AS AN ALTERNATE MEASURE OF HARDNESS TO THE STANDARD JANKA BALL FOR WOOD AND WOOD-BASE MATERIALS.

Descriptive Note : Forest Service research note,

Corporate Author : FOREST PRODUCTS LAB MADISON WIS

Personal Author(s) : Lewis,Wayne C.

Report Date : MAR 1968

Pagination or Media Count : 15

Abstract : Comparisons of Janka-ball hardness values with hardness modulus (load versus depth of penetration of the hardness tool) on representative wood and wood-base materials indicate that a constant relationship exists between the two values. (Author)

Descriptors :   (*WOOD, HARDNESS), FLEXURAL STRENGTH, THICKNESS, PANELS, FIBERBOARD, PENETRATION, LOADS(FORCES), MOISTURE, TEST METHODS, TABLES(DATA)

Subject Categories : Wood, Paper and Related Forestry Products
      Mechanics

Distribution Statement : APPROVED FOR PUBLIC RELEASE