Structural Lumber Engineering Properties

Structural Lumber Engineering Properties 2" to 4" thick, 2" and wider
Size	Grade	Extreme Fiber Stress in Bending "F_b"		Tension Parallel to Grain "F_t"	Horizontal Shear "F_v"	Compres- sion Perpendi- cular to Grain	Compres- sion Parallel to Grain "F_c"	Modulus of Elasticity "E"
2" to 4" thick, 2" to 4" wide Includes: 2x2 2x3 2x4 3x4 4x4	Dense Select Structural Select Structural NonDense 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 NonDense 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 NonDense 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 NonDense 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 NonDense 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