American Rocky Mountain Douglas Fir Wood

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

American Rocky Mountain Douglas Fir Wood
Categories:	Wood and Natural Products; Wood; Softwood
Material Notes:	Marked 'flame-like' growth ring figure. Long lengths and clear grades available. Conifer Usual surface texture: Medium Dimensional changes when dried lumber is subjected to variations in humidity during service: Small Resistance to fungal decay (Heartwood in ground contact): Moderately Durable (10 to 15 years) Resistance to penetration by preservatives: Resistant/Extremely resistant Common Applications: Plywood, interior and exterior joinery, construction. Vats and tanks Property values marked by an asterisk (*) have been taken from an unusually old reference source.
Key Words:	Pseudotsuga Menziesii; Lumber, Timber
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Metric	English	Comments

Density	0.400 g/cc	0.0145 lb/in³	Oven Dry Weight/Unseasoned Volume
	0.481 g/cc	0.0174 lb/in³	Unseasoned*

Mechanical Properties	Metric	English	Comments
Hardness, Wood Indentation	1800 N	405 lb (f)	Side. Force required to imbed a 0.444 inch steel ball to one-half its diameter
	2000 N	450 lb (f)	End. Force required to imbed a 0.444 inch steel ball to one-half its diameter
Tensile Strength, Ultimate	2.41 MPa	350 psi	Perpendicular to Grain*
Modulus of Rupture	0.0441 GPa	6.40 ksi	Static Bending*
Flexural Yield Strength	24.8 MPa	3600 psi	Fiber Stress at Elastic Limit; Static Bending*
Flexural Modulus	8.14 GPa	1180 ksi	Static Bending*
Compressive Strength	3.10 MPa	450 psi	Perpendicular to Grain*
	17.4 MPa	2520 psi	Parallel to Grain*
	20.7 MPa	3000 psi	Max Crushing Strength Parallel to Grain*
Poissons Ratio	0.029	0.029	µ_TL, 12% Moisture Content
	0.036	0.036	µ_RL, 12% Moisture Content
	0.292	0.292	µ_LR, 12% Moisture Content
	0.374	0.374	µ_TR, 12% Moisture Content
	0.39	0.39	µ_RT, 12% Moisture Content
	0.449	0.449	µ_LT, 12% Moisture Content
Machinability	100 %	100 %	Good Relative to Other Wood
Shear Strength	6.07 MPa	880 psi	Parallel to Grain*
Impact	3.0	3.0	in-lb/in³; Work to Elastic Limit; Unseasoned Sample; Impact Bending*
	9100	9100	psi; Fiber Stress at Elastic Limit; Unseasoned Sample; Impact Bending*
Work to Elastic Limit	0.00448 J/cm³	0.650 in-lb/in³	Static Bending*
Work to Maximum Load	0.0469 J/cm³	6.80 in-lb/in³	Static Bending*

Thermal Properties	Metric	English	Comments
Shrinkage	2.8 %	2.8 %	Radial; Unseasoned to Oven Dry*
	6.6 %	6.6 %	Tangential; Unseasoned to Oven Dry*
	10.3 %	10.3 %	Volumetric; Unseasoned to Oven Dry*

Descriptive Properties
Color	Light reddish-brown		Usual for heartwood

References for this datasheet.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

Users viewing this material also viewed the following:
American Coast Douglas Fir Wood
American Red Spruce Wood
Interior North Douglas Fir Wood
Interior West Douglas Fir Wood
Douglas-fir Plywood

PTSA560 / 71263

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message