Influence of cross-section and knot assessment on the strength of visually graded Norway spruce

European Journal of Wood and Wood Products

Volumn 72, Issue 2, 2014, Pages 213-227

  Stapel, Peter ^a   Van De Kuilen, Jan Willem G ^a,b  

^a TECHNICAL UNIVERSITY OF MUNICH   (Germany)

^b DELFT UNIVERSITY OF TECHNOLOGY   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

EQUAL STRENGTHS; GRADING METHODS; NORWAY SPRUCE; STRENGTH VALUES; VISUAL GRADING; WOOD QUALITIES;

PLANTS (BOTANY); TIMBER;

GRADING;

EID: 84897670208     PISSN: 00183768     EISSN: 1436736X     Source Type: Journal    
DOI: 10.1007/s00107-013-0771-7     Document Type: Article

References (23)

1. Barrett JD, Lam F, Lau W (1992) Size effects in visually graded softwood structural lumber. CIB W 18 paper 25-6-5, Åhus, Sweden
2. Bohannon B (1966) Effect of size on bending strength of wood members. Forest Service Research Paper FPL 56, US Department of Agriculture, Washington, DC
3. Buchanan A (1990) Bending strength of lumber. J Struct Eng 116:1213-1229
4. Burger N, Glos P (1996) Einfluß der Holzabmessungen auf die Zugfestigkeit von Bauschnittholz. Holz Roh Werkst 54:333-340
5. Czmoch I, Thelandersson S, Larsen HJ (1991) Effect of within member variability on bending strength if structural timber. CIB W 18 paper 24-6-3, Oxford, United Kingdom
6. Denzler JK, Glos P (2008) Size effects in bending. CIB W 18 paper 41-6-4, St. Andrews, Canada
7. DIN 4074-1:1989-09 Sortierung von Nadelholz nach der Tragfähigkeit, Nadelschnittholz. DIN. Berlin
8. DIN 4074-1:2012-06 Sortierung von Holz nach der Tragfähigkeit, Nadelschnittholz. DIN. Berlin
9. EN 14080:2005 Timber structures - glued laminated timber - Requirements. CEN European Committee for Standardization, Brussels
10. EN 1912:2012 Structural timber - strength classes - assignment of visual grades and species. CEN European Committee for Standardization, Brussels
11. EN 338:2010 Structural timber - strength classes. CEN European Committee for Standardization, Brussels
12. EN 384:2010 Structural Timber - determination of characteristic values of mechanical properties and density. CEN European Committee for Standardization, Brussels
13. EN 408:2010 Timber structures - structural timber and glued laminated timber - determination of some physical and mechanical properties. CEN European Committee for Standardization, Brussels
14. Fewell AR, Curry WT (1983) Depth factor adjustments in the determination of characteristic bending stresses for visually stress-graded timber. Struct Eng 61B(2):35-40
15. Glos P, Richter C (2002) Sortierhilfen und Erläuterungen zur Anwendung der DIN 4074 in der Praxis. Bericht Nr. 02502, Holzforschung München, Technische Universität München. München, Germany, p 88
16. Glos P, Schleifer A, Linsenmann P (2002) Entwicklung vereinfachter Sortierregeln zur Festigkeitssortierung von Brettern und Bohlen. Bericht Nr. 01510, Holzforschung München, Technische Universität München. München, Germany, p 26
17. Madsen B (1992) Structural behaviour of timber. Timber Engineering Ltd Vancouver, Canada, p 405
18. Madsen B, Buchanan AH (1985) Size effects in timber explained by a modified weakest link theory. CIB W 18 paper 18-6-4, Beit Oren, Israel
19. Madsen B, Nielsen PC (1978) In-grade testing. Tension. Prepared for national lumber grades authority, Dept. of Civ. Eng., University of British Columbia, Vancouver, Canada
20. Øvrum A, Vestøl GI (2009) Modeling the effect of length on yield of sawn timber grades in Norway spruce [Picea abies (L.) Karst.]. Eur J Wood Prod 67:63-70. doi: 10.1007/s00107-008-0286-9
21. Rouger F, Fewell AR (1994) Size effects in timber: novelty never ends. CIB W 18 paper 27-6-2, Sydney, Australia
22. Rouger F, De Lafond C, El Quadrani A (1993) Structural properties of French grown timber according to various grading methods. CIB W 18 paper 26-5-1, Athens, USA
23. Stapel P, van de Kuilen JW (2013) Efficiency of visual strength grading of timber with respect to origin, species, cross-section, and grading rules: a critical evaluation of the common standards. Holzforschung. doi: 10.1515/hf-2013-0042