American Yellow Poplar Wood

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American Yellow Poplar Wood
Categories:	Wood and Natural Products; Wood; Hardwood
Material Notes:	Hardwood. Easy to work with hand tools. Data is based on small, clear, air-dried samples unless specified. Usual surface texture: Fine/medium Dimensional changes when dried lumber is subjected to variations in humidity during service: Large Resistance to fungal decay (Heartwood in ground contact): Perishable (Under 5 years), Non-durable (5 to 10 years) Resistance to penetration by preservatives: Extremely resistant Common Applications: Pallet blocks, box boards, turnery. Wood wool Property values marked by an asterisk (*) have been taken from an unusually old reference source.
Key Words:	Populus spp.; Lumber, Timber
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Physical Properties	Metric	English	Comments

Density	0.380 g/cc	0.0137 lb/in³	Oven Dry Weight/Unseasoned Volume
	0.609 g/cc	0.0220 lb/in³	Unseasoned*
Cell Length	1.90 mm	0.0748 in	Mature Wood

Mechanical Properties	Metric	English	Comments
Hardness, Wood Indentation	1500 N	337 lb (f)	Side. Force required to imbed a 0.444 inch steel ball to one-half its diameter
	1900 N	427 lb (f)	End. Force required to imbed a 0.444 inch steel ball to one-half its diameter
	2400 N	540 lb (f)	Side
Tensile Strength, Ultimate	3.17 MPa	460 psi	Perpendicular to Grain*
	3.70 MPa	537 psi	Perpendicular to Grain
	155 MPa	22500 psi	Axial
Modulus of Rupture	0.0386 GPa	5.60 ksi	Static Bending*
	0.0700 GPa	10.2 ksi	In Bending
Flexural Yield Strength	22.1 MPa	3200 psi	Fiber Stress at Elastic Limit; Static Bending*
	42.1 MPa	6110 psi	Bending stress at proportional limit
Flexural Modulus	8.34 GPa	1210 ksi	Static Bending*
	10.9 - 11.0 GPa	1580 - 1600 ksi	In Bending
Compressive Strength	2.14 MPa	310 psi	Perpendicular to Grain*
	3.90 MPa	566 psi	Perpendicular to Grain
	13.8 MPa	2000 psi	Parallel to Grain*
	17.6 MPa	2550 psi	Max Crushing Strength Parallel to Grain*
	37.9 - 38.0 MPa	5500 - 5510 psi	Parallel to Grain
Poissons Ratio	0.019	0.019	µ_TL, 12% Moisture Content
	0.030	0.030	µ_RL, 12% Moisture Content
	0.318	0.318	µ_LR, 12% Moisture Content
	0.329	0.329	µ_TR, 12% Moisture Content
	0.392	0.392	µ_LT, 12% Moisture Content
	0.703	0.703	µ_RT, 12% Moisture Content
Machinability	50 %	50 %	Medium Relative to Other Wood
Shear Strength	5.45 MPa	790 psi	Parallel to Grain*
	8.20 MPa	1190 psi	Orientation Unknown
Impact	2.6	2.6	in-lb/in³; Work to Elastic Limit; Unseasoned Sample; Impact Bending*
	8000	8000	psi; Fiber Stress at Elastic Limit; Unseasoned Sample; Impact Bending*
Work to Elastic Limit	0.00331 J/cm³	0.480 in-lb/in³	Static Bending*
Work to Maximum Load	0.0386 J/cm³	5.60 in-lb/in³	Static Bending*
Toughness	23.8 J	17.6 ft-lb	Tangential
	24.9 J	18.4 ft-lb	Radial

Thermal Properties	Metric	English	Comments
Thermal Conductivity	0.108 W/m-K	0.750 BTU-in/hr-ft²-°F	Oven Dry
	0.130 W/m-K	0.900 BTU-in/hr-ft²-°F	12% Moisture Content
Shrinkage	4.0 %	4.0 %	Radial; Green to Zero Moisture
	7.1 %	7.1 %	Tangential; Green to Zero Moisture
	12.3 %	12.3 %	Volumetric; Green to Zero Moisture

Descriptive Properties
Color	Grey, white to pale 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.

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