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2x4 & 2x6 (DV)


Be sure to refer to the design values footnotes where applicable.

Table 1.a: Structural Light Framing,
Structural Joists and Planks, and Studs: 2" TO 4" Thick

( Each width has a separate set of design values )
Grade Extreme
Fiber in
Bending
(psi)
"Fb"
Tension
Parallel
To Grain
(psi)
"Ft"
Horizontal
Shear
(psi)
"Fv"
Compression
Perpendicular
to Grain
(psi)
"Fc^"
Compression
Parallel
to Grain
(psi)
"Fc//"
Modulus
of Elasticity
(million psi)
"E"
Kiln Dried or S-Dry, MC 15, MC 19
APPLIES TO 2" - 4" THICK - 2" - 4" WIDE ONLY
Dense Select Structural 3050 1650 175 660 2250 1.9
Select Structural 2850 1600 175 565 2100 1.8
Non-Dense Sel. Str. 2650 1350 175 480 1950 1.7
 
No. 1 Dense 2000 1100 175 660 2000 1.8
No. 1 1850 1050 175 565 1850 1.7
No. 1 Non Dense 1700 900 175 480 1700 1.6
 
No. 2 Dense 1700 875 175 660 1850 1.7
No. 2 1500 825 175 565 1650 1.6
No. 2 Non Dense 1350 775 175 480 1600 1.4
 
No. 3 and Stud 850 475 175 565 975 1.4


Table 1.b: Structural Light Framing,
Structural Joists and Planks, and Studs: 2" TO 4" Thick

( Each width has a separate set of design values )
Grade Extreme
Fiber in
Bending
(psi)
"Fb"
Tension
Parallel
To Grain
(psi)
"Ft"
Horizontal
Shear
(psi)
"Fv"
Compression
Perpendicular
to Grain
(psi)
"Fc^"
Compression
Parallel
to Grain
(psi)
"Fc//"
Modulus
of Elasticity
(million psi)
"E"
Kiln Dried or S-Dry, MC 15, MC 19
APPLIES TO 2" - 4" THICK - 5" - 6" WIDE ONLY
Dense Select Structural 2700 1500 175 660 2150 1.9
Select Structural 2550 1400 175 565 2000 1.8
Non Dense Sel. Str. 2350 1200 175 480 1850 1.7
 
No. 1 Dense 1750 950 175 660 1900 1.8
No. 1 1650 900 175 565 1750 1.7
No. 1 Non Dense 1500 800 175 480 1600 1.6
 
No. 2 Dense 1450 775 175 660 1750 1.7
No. 2 1250 725 175 565 1600 1.6
No. 2 Non Dense 1150 675 175 480 1500 1.4
 
No. 3 and Stud 750 425 175 565 925 1.4




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