Hem-Fir (H-F)

Hem-Fir Abbr: Hem-Fir or H-F Design values are in pounds per square inch (psi)
		Bending	Tension parallel to grain	Shear parallel to grain	Comp. perp. to grain	Comp. parallel to grain	Modulus of Elasticity
Grade	Size	F_b	F_t	F_v	F_c perp	F_c	E	E_min
Select Structural	2x2	1950	1160	145	405	1955	1,700,000	620,000
	2x3
	2x4
	2x6	1690	1005			1870
	2x8	1560	930			1785
	2x10	1430	850			1700
	2x12	1300	775			1700
No.1 & Btr.*	2x2	1800	1085	145	405	1780	1,700,000	620,000
	2x3
	2x4
	2x6	1560	940			1705
	2x8	1440	870			1625
	2x10	1320	795			1550
	2x12	1200	725			1550
No.1 & No.2	2x2	1500	860	145	405	1665	1,600,000	580,000
	2x3
	2x4
	2x6	1300	745			1595
	2x8	1200	690			1520
	2x10	1100	630			1450
	2x12	1000	575			1450
No.3	2x2	860	485	145	405	975	1,400,000	510,000
	2x3
	2x4
	2x6	745	420			935
	2x8	690	390			890
	2x10	630	355			850
	2x12	575	325			850

These size adjusted values are intended for use by qualified designers and can be used in conjunction with the appropriate adjustment factors from the tables in the PDF below. These tables are the same as the ones shown on the page "Design Values for Canadian Species used in the U.S."

PDF document Download the four tables of adjustment factors.

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Canadian Wood Council Members