Report ..., Volumes 9-17U.S. Government Printing Office, 1929 |
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... GRADE MARKING OF LUMBER FOR THE CONSUMERS ' PROTECTION . This bulletin explains grade marking as applied to lumber and shows the benefits and economics of specifying and using lumber marked to indicate quality . Price , 10 cents per ...
... GRADE MARKING OF LUMBER FOR THE CONSUMERS ' PROTECTION . This bulletin explains grade marking as applied to lumber and shows the benefits and economics of specifying and using lumber marked to indicate quality . Price , 10 cents per ...
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... grades , widths , and lengths for piling . Box piling ---- Pile roofs .. Side piling ... Special piling in pile bottoms_ . Special pile protection___ Page 1 3 4 7 9 10 14 22 24 24 27 28 36 38 38 40 41 42 44 Air seasoning as affected by ...
... grades , widths , and lengths for piling . Box piling ---- Pile roofs .. Side piling ... Special piling in pile bottoms_ . Special pile protection___ Page 1 3 4 7 9 10 14 22 24 24 27 28 36 38 38 40 41 42 44 Air seasoning as affected by ...
Page 3
... grades , is the increase in the loss through degrade . This occurs to a con- siderable degree in air - dried stocks that are carried in pile too long , and to even a more marked degree in kiln - drying . Formerly the sorting or ...
... grades , is the increase in the loss through degrade . This occurs to a con- siderable degree in air - dried stocks that are carried in pile too long , and to even a more marked degree in kiln - drying . Formerly the sorting or ...
Page 4
... grade or size and calls for standards of seasoning quite as directly as for standards of size and quality ; ( 2 ) American Lumber Standards cover size and grade standards and have secured a fair uniformity of such standards in the ...
... grade or size and calls for standards of seasoning quite as directly as for standards of size and quality ; ( 2 ) American Lumber Standards cover size and grade standards and have secured a fair uniformity of such standards in the ...
Page 5
... grades of product both terms are a little more strictly defined , but a great deal of B and better " kiln - dried " ranges in moisture from 6 per cent to at least 20 per cent and with a small percentage of even higher moisture content ...
... grades of product both terms are a little more strictly defined , but a great deal of B and better " kiln - dried " ranges in moisture from 6 per cent to at least 20 per cent and with a small percentage of even higher moisture content ...
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Other editions - View all
Common terms and phrases
air-drying air-seasoning black gum blue stain bottom brown stain Bureau California pine cents per copy chemical chestnut chimney circulation cleats Committee on Wood compartment kilns courtesy of Forest creosote crossers decay degrade develop Douglas fir dried dry-kiln Forest Products Laboratory fungi fungus grades handling heartwood heat humidity inches industry interior kiln-drying layers length load logs material method mill moisture content Nail National Committee nonutilized wood operation Photograph courtesy pieces 16 pile pipes Planer shavings Pondosa poplar practice prevent progressive kiln red gum roof sap stain sapwood sawmill seasoning shown in Figure shows side small dimension stock Sodium bicarbonate softwoods southern hardwood southern pine spacing species steam stickers storage sugar pine surface temperature tests thickness timber tion usually waste western white pine white pine width WOOD UTILIZATION y. p. Edgings y. p. Sawdust y. p. Slabs yard yellow pine zinc chloride
Popular passages
Page 8 - Board, and the Bureau of Foreign and Domestic Commerce of the Department of Commerce.
Page 1 - ... preservative must displace or compress the air in the wood. After the retort is filled, additional preservative is forced into the cylinder by means of pressure pumps, the pressure being gradually raised to and maintained at 125 to 175 Ib.
Page 40 - US DEPARTMENT OF AGRICULTURE. Forest Service. 1920. Timber depletion and the answer. A summary of the report on timber depletion and related subjects prepared in response to Senate Resolution 311. US Dept.
Page 118 - Manual of Design and Installation of the Forest Service Water-Spray Dry Kiln. By LV Teesdale. Department of Agriculture Bulletin 894, October 18. 1920. Price, 10 cents. A good manual for this type of kiln. The Theory of Drying and its Application to the New Humidity Regulated and Recii-culating Dry Kiln.
Page 10 - DC, works in close cooperation with a number of official and private organizations, notably the Bureau of Standards of the Department of Commerce and the Forest Products Laboratory of the Forest Service, Department of Agriculture.
Page 51 - Commerce, comprises about 200 members representing manufacturers, distributors, and consumers of forest products. Its object Is to work for closer utilization of our country's timber resources. The committee, whose headquarters are in the Department of Commerce. Washington, DC, works in close cooperation with a number of...