Structural Wood Lumber Engineering Properties Table Chart

Civil Engineering Design Knowledge

The following table is Structural Lumber Wood Engineering Properties. Modulus of Elasticity of Wood, Wood Engineering Design Data.

Modulus of elasticity also referred to as Tensile Modulus or Young's Modulus. Elastic ratios for various wood species at approximately 12% moisture content - see bottom of webpage.

Related Lumber Wood Engineering Data:

Structural Wood Lumber Engineering Properties Chart
2" to 4" thick, 2" and wider

Size
(inches)
Grade

Extreme Fiber
Stress in Bending
"Fb"
psi

Tension
Parallel
to Grain
"Ft"
Horizontal
Shear
"Fv"
Compression
Perpendicular
to Grain
Compression
Parallel
to Grain
"Fc"
Modulus
of
Elasticity
"E"
psi
2" to 4"
thick,
2" to 4"
wide
Includes:
2x2
2x3
2x4
3x4
4x4
Dense Select Structural
Select Structural
Non Dense Select Struc
No. 1 Dense
No. 1
No. 1 NonDense
No. 2 Dense
No. 2
No. 2 NonDense
No. 3 and Stud
Construction 
Standard 
Utility 
3050
2850
2650
2000
1850
1700
1700
1500
1350
850
1100
625
300
3510
3280
3050
2300
2130
1950
1960
1720
1550
980
1270
720
345
1650
1600
1350
1100
1050
900
875
825
775
475
625
350
175
100
100
100
100
100
100
90
90
90
90
100
90
90
660
565
480
660
565
480
660
565
480
565
565
565
565
2250
2100
1950
2000
1850
1700
1850
1650
1600
975
1800
1500
975
1,900,000
1,800,000
1,700,000
1,800,000
1,700,000
1,600,000
1,700,000
1,600,000
1,400,000
1,400,000
1,500,000
1,300,000
1,300,000
2" to 4"
thick,
5" to 6"
wide
Includes:
2x6
3x6
4x6
Dense Select Structural
Select Structural
Non Dense Select Struc
No. 1 Dense
No. 1
No. 1 NonDense
No. 2 Dense
No. 2
No. 2 NonDense
No. 3 and Stud
2700
2550
2350
1750
1650
1500
1450
1250
1150
750
3100
2930
2700
2010
1900
1720
1670
1440
1320
865
1500
1400
1200
950
900
800
775
725
675
425
90
90
90
90
90
90
90
90
90
90
660
565
480
660
565
480
660
565
480
565
2150
2000
1850
1900
1750
1600
1750
1600
1500
925
1,900,000
1,800,000
1,700,000
1,800,000
1,700,000
1,600,000
1,700,000
1,600,000
1,400,000
1,400,000
2" to 4"
thick,
8" wide
Includes:
2x8
3x8
4x8
Dense Select Structural
Select Structural
Non Dense Select Struc
No. 1 Dense
No. 1
No. 1 NonDense
No. 2 Dense
No. 2
No. 2 NonDense
No. 3 and Stud
2450
2300
2100
1650
1500
1350
1400
1200
1100
700
2820
2650
2420
1900
1730
1550
1610
1380
1260
805
1350
1300
1100
875
825
725
675
650
600
400
90
90
90
90
90
90
90
90
90
90
660
565
480
660
565
480
660
565
480
565
2050
1900
1750
1800
1650
1550
1700
1550
1450
875
1,900,000
1,800,000
1,700,000
1,800,000
1,700,000
1,600,000
1,700,000
1,600,000
1,400,000
1,400,000
2" to 4"
thick,
10" wide
Includes:
2x10
3x10
4x10
Dense Select Structural
Select Structural
Non Dense Select Struc
No. 1 Dense
No. 1
No. 1 NonDense
No. 2 Dense
No. 2
No. 2 NonDense
No. 3 and Stud
2150
2050
1850
1450
1300
1200
1200
1050
950
600
2470
2360
2130
1670
1500
1380
1380
1210
1090
690
1200
1100
950
775
725
650
625
575
550
325
90
90
90
90
90
90
90
90
90
90
660
565
480
660
565
480
660
565
480
565
2000
1850
1750
1750
1600
1500
1650
1500
1400
850
1,900,000
1,800,000
1,700,000
1,800,000
1,700,000
1,600,000
1,700,000
1,600,000
1,400,000
1,400,000
2" to 4"
thick,
12" wide
Includes:
2x12
3x12
4x12
Dense Select Structural
Select Structural
Non Dense Select Struc
No. 1 Dense
No. 1
No. 1 NonDense
No. 2 Dense
No. 2
No. 2 NonDense
No. 3 and Stud
2050
1900
1750
1350
1250
1150
1150
975
900
575
2360
2190
2010
1550
1440
1320
1320
1120
1040
660
1100
1050
900
725
675
600
575
550
525
325
90
90
90
90
90
90
90
90
90
90
660
565
480
660
565
480
660
565
480
565
1950
1800
1700
1700
1600
1500
1600
1450
1350
825
1,900,000
1,800,000
1,700,000
1,800,000
1,700,000
1,600,000
1,700,000
1,600,000
1,400,000
1,400,000

Elastic ratios for various wood species at approximately 12% moisture content.

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