Durability of structural lumber products at high temperatures. Part I. 66°C at 75%RH and 82°C at 30%RH

Wood and Fiber Science

Volumn 35, Issue 4, 2003, Pages 499-523

  Green, David W ^a   Evans, James W ^a   Craig, Bruce A ^b  

^a FOREST PRODUCTS LABORATORY   (United States)

^b Trus Joist A Weyerhaeuser Business   (United States)

Author keywords

Laminated strand lumber; Laminated veneer lumber; Long term temperature exposure; Lumber; Modulus of elasticity; Modulus of rupture

Indexed keywords

BENDING STRENGTH; DURABILITY; ELASTIC MODULI; HIGH TEMPERATURE EFFECTS; LAMINATES; MOISTURE; PRODUCT DESIGN;

COMPOSITE LUMBER;

LUMBER;

BEND STRENGTH; DURABILITY; ELASTIC STRENGTH; HIGH TEMPERATURE; LAMINATES; LUMBER; MOISTURE CONTENT; PRODUCT DESIGN;

EID: 0242583179     PISSN: 07356161     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Review

References (34)

1. AMERICAN FOREST AND PAPER ASSOCIATION (AF&PA). 1993. NDS® Commentaries: Commentary on 1991 edition. American Forest & Paper Association, Washington, DC.
2. _. 1997. National design specification for wood consruction (NDS). American forest & Paper Association, Washington, DC.
3. AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM). 1999. Annual Book of Standards. Vol. 4.10. D198, Standard methods of static tests of lumber in structural sizes, D2395, Standard test methods for specific gravity of wood and wood-based materials. D4442, Standard tests methods for direct measurement of moisture content of wood and wood based composites. American Society for Testing and Materials, West Conshohocken, PA.
4. EFFLAND, M. J. 1977. Modified procedure to determine acid-insoluble lignin in wood and pulp. Tappi J. 60(10):143-144.
5. FENGEL, D., AND G. WEGENER. 1984. Wood: Chemistry, ultrastructure, reactions. Walter de Gruyter, New York, NY.
6. FOREST PRODUCTS LABORATORY. 1955. Wood handbook. Basic information on wood as a material of construction with data for its use in design and specification. Agriculture Handbook 72. USDA, Forest Serv., Forest Prod. Lab., Madison, WI.
7. _. 1987. Wood handbook: Wood as an engineering material. Agriculture Handbook 72. USDA, Forest Serv., Forest Prod. Lab., Madison, WI.
8. _. 1999. Wood handbook: Wood as an engineering material. General Technical Report FPL-GTR-113. http://www.fpl.fs.fed.us/ USDA, Forest Serv., Forest Prod. Lab., Madison, WI.
9. GREEN, D. W., AND J. W. EVANS. 2001. Flexural properties of structural lumber products after long-term exposure to 150°F and 75% relative humidity. Pages 3-15 in Proc., 35th International Particleboard/Composite Materials Symposium, April 3-5, 2001, Pullman, WA.
10. _, AND _. 2003. Properties of structural lumber products at low moisture. Wood Fiber Sci. 35(2):247-265.
11. _, J. W. EVANS, J. D. LOGAN, AND W. J. NELSON. 1999. Adjusting modulus of elasticity of lumber for changes in temperature. Forest Prod. J. 49(10):82-94.
12. HEYER, O. C. 1963. Study of temperature in wood parts of houses throughout the United States. Research Note FPL-RN-012. USDA, Forest Serv., Forest Prod. Lab., Madison, WI.
13. LEBOW, P. K., AND J. E. WINANDY. 1999. Verification of kinetic models for thermal degradation of strength of fire-retardant-treated wood. Wood Fiber Sci. 31(1):49-61.
14. LEVAN, S. L., R. J. Ross, AND J. E. WINANDY. 1990. Effects of fire retardant chemicals on the bending properties of wood at elevated temperatures. Research Paper FPL-RP-498. USDA, Forest Serv., Forest Prod. Lab., Madison, WI.
15. MACLEAN, J. D. 1951. Rate of disintegration of wood under different heating conditions. Proc. Am. Wood Preservers' Assoc. 47:155-168.
16. _. 1954. Effect of heating in water on the strength properties of wood. Proc. Am. Wood Preservers' Assoc. 50:253-280.
17. _. 1955. Effect of oven heating and hot pressing on strength properties of wood. Proc. Am. Wood Preservers' Assoc. 51:1-23.
18. MEYER, R. W., AND R. M. KELLOGG (eds). 1982. Structural use of wood in adverse environments. Society of Wood Science and Technology and Van Nostrand Reinhold Company, New York, NY.
19. MILLETT, M. A., AND C. C. GERHARDS. 1972. Accelerated aging: Residual weight and flexural properties of wood heated in air at 115°C to 175°C. Wood Science 4(4):193-201.
20. _, L. J. WESTERN, AND J. J. BOOTH. 1967. Accelerated aging of cellulosic materials: Design and application of a heating chamber. Tappi 50(11):74A-80A.
21. MUJUMDAR, V. S. 1982. Strength of slender timber columns in a cooling tower environment. Structural use of wood in adverse environments. R. W. Meyer and R. M. Kellogg, eds. Society of Wood Science and Technology and Van Nostrand Reinhold Company, New York, NY. Pp. 76-87.
22. NELSON, J. A., AND R. W. PETTERSON. 1985. The effects of hot water exposure on the strength and stiffness of Douglas-fir and redwood. J. Cooling Tower Inst. 6(1):43-51.
23. PETTERSON, R. C. 1984. The chemical composition of wood. Pages 57-126 in R. M. Rowell, ed. The chemistry of solid wood. Advances in chemistry series 207. American Chemical Society, Washington, DC.
24. _, AND V. H. SCHWANDT. 1991. Wood sugar analysis by anion chromatography. J. Wood Chem. Technol. 11(4):495-501.
25. ROSS, R. J., E. A. GESKE, G. H. LARSON, AND J. F. MURPHY. 1991. Transverse vibration nondestructive testing using a personal computer. Research Paper FPL-RP-502. USDA, Forest Serv., Forest Prod. Lab., Madison, WI.
26. STAMM, A. J. 1964. Wood and cellulose science. The Ronald Press, New York, NY.
27. TAPPI. 1982. TAPPI standards useful method 250, acid-soluable lignin in wood and pulp. Tech. Assoc. of the Pulp and Paper Industry, Athens, GA.
28. UMEMURA, K., AND S. KAWAI. 2002. Durability of isocyanate resin adhesives for wood. III. Degradation under constant dry heating. J. Wood Science 48:380-386.
29. _, A. TAKAHASHI, AND S. KAWAI. 2002. Durability of isocyanate resin adhesives for wood. IV. Degradation under constant steam heating. J. Wood Science 48:387-393.
30. WINANDY, J. E. 1995. Effects of fire retardant treatments after 18 months of exposure at 150°F (66°C). Research Note FPL-RN-0264. USDA, Forest Serv., Forest Prod. Lab., Madison, WI.
31. _. 2001. Thermal degradation of fire-retardant-treated wood: Predicting residual service life. Forest Prod. J. 51(2):47-54.
32. _. 2003. Thermal degradation of fire-retardant-treated wood: Predicting its residual service life. Forest Products J. (in press).
33. _, AND P. K. LEBOW. 2001. Modeling strength loss in wood by chemical composition. Part I. An individual component model for southern pine. Wood Fiber Sci. 33(2):239-254.
34. _, H. M. BARNES, AND C. A. HATFIELD. 2000. Roof temperature histories in matched attics after four years in Mississippi and eight years in Wisconsin. Research Paper FPL-RP-589. USDA, Forest Serv., Forest Prod. Lab., Madison, WI.