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Guide for Wood Types, Characteristics and Lumber Identification. Cocowood is the processed stem fibre of the coconut palm (Cocos nucifera). September 28, 2002 Note: An updated version of this publication, released in 2010, is available at Wood Handbook, 2010 (PDF… Wood is a fibrous and porous structural tissue of wood trees and other wood plans. The article was created on 08 March 2018 and updated on 08 March 2018 . The gradual reductions in use of old-growth forests in the United States has reduced the supply of large clear logs for lumber and veneer. WOOD IN ARCHITECTURE 1.01 Classification 1.02 Structure 1.03 Properties 1.04 Defects 1.05 Sawing Methods 3. Introduction to Properties of Wood. Wood is the hard, fibrous structural tissue that is commonly found in the stems and roots of the trees. Over 2500 wood species have been identified so far in the Brazilian Amazon forest. 0000000887 00000 n Information on engineering with wood, properties of wood and designing with wood. CHECK OUR STOCKS We always carry an inventory of more than 1 million boardfeet (2,500m3) of kilndried sawn timber. Use standard net sizes for dressed (S4S) lumber. 2 Material Properties Microstructure & macrostructure Softwoods & hardwoods Defects & stress grading ... Hardwoods – Tension wood Bigger problem for lumber than for timber. 50% 15 /27 .Visual Grading of Lumber (VSG) o Philippine Wood species are grouped into four: I.g. However, it also has some drawbacks of which the user must be aware. 6 Bjørn Berge (2009). In the broadest terms, trees and their respective lumber are classified into two general classes, hardwoods and softwoods. View 06 WOODS AND PLASTICS.pdf from ARCH 101 at New Era University. It is a natural material and is available in limited amount. These, especially tanguile wood, can be made into exterior application like for the window frames, walls, floor, doors, and other durable pieces of furniture. Iy. 0000066147 00000 n The ecology of building materials – Chapter 4 The chemical and physical properties of building materials. Apitong. 21.5 5.5 9.78 15.8 8.02 Manggachapui (Hopea spp.31 2.6 4.61 31. Classification according to size and use o Joists and planks  Height: 2” to 4”  Width: 4”  Graded for bending strength o Beams and stringers  Nominal dimension: 5”x8” or larger  Graded for bending strength o Posts / Columns  Square with 5” minimum dimension. the principal furniture woods in the U.S. because of its good machining and finishing properties, hardness, pleasing figure. March 26, 2018 | Author: Engr'Shemaiah Jimenez | In the early 1980s, the Canadian lumber industry conducted a major research program through the Canadian Wood Council Lumber Properties Program for bending, tension and compression parallel to grain strength properties of 38 mm thick (nominal 2 in) dimension lumber of all commercially important Canadian species groups. Stress Grades and Design Properties for Lumber, Round Timber, and Ties David E. Kretschmann, Research General Engineer 7–1 Round timbers, ties, and lumber sawn from a log, regardless of species and size, are quite variable in mechanical proper- ties. etc.Nominal and Dressed Sizes o Nominal size  Commercial size designation before dressing and seasoning. 0000002141 00000 n Sometimes it grows over 90 metres high and four and one half metres in diameter. M20 and M25.1 12.52 0. Wood, the principal strengthening and nutrient-conducting tissue of trees and other plants and one of the most abundant and versatile natural materials. Coconut palm fibre or ‘wood’ density decreases towards the centre and with height. 0000011157 00000 n CLASSIFICATION/NAME OF MATERIALS . BPS DESIGNATION NO. Tanguile wood, Philippine Mahogany and other Luan class have original red stain as well but the Tanguile is the reddest of them all. SPF stands for “Spruce, Pine and Fir”. .60 10.0 6.33 13.64 Malabayabas (Tristania spp.70 3.2 3.8 6.30 15.95 Liusin [Parinari corymbosa (Blume) Miq.] (c) 4” x 10” (d) 6” x 16” sawn lumber member. 14 /27 .Visual Grading of Lumber (VSG) o VSG is based on the premise that wood’s properties are affected by growth characteristics that can be easily seen by the eye. !%_-��Y~՜�Xw����C)M75o�9����~����HߕΔXԻ���0�%�:�%KN���aoM�Ue %�Uf5�/)ޑ�xvl(,�J�2ZR�S+iy�RWA}�Q����V��}K2�4� Sweet birch lumber and veneer also are used in furniture. Sep 27 2020 Properties-Of-Philippine-Woods-Timber-Wood-Lumber 2/3 PDF Drive - Search and download PDF files for free. This list is updated regularly! nevertheless when? The highest 80% b. Lauan) IV. (ASTM 1991). Check availability of construction material prior to design.Visual Stress Grading . Pricing/Availability: Not commonly exported as lumber, smaller pieces of figured Narra are sometimes available from specialty wood retailers, as well as Amboyna burl in solid and veneer form. Pine can also sometimes be found in dimensional lumber that is sold under the generic terms “SPF lumber” and “White Wood”. 0000006517 00000 n The wood name Philippine Mahogany is a loose term that applies to a number of wood species coming from southeast Asia. Courtesy of graduating civil engineering students from Taguig City University (TCU) College of Engineering & Technology (CET) Acknowledgement: A. Subtitle Editors B. Title: Properties Of Philippine Woods Timber Wood Lumber Author: Juliane Junker Subject: Properties Of Philippine Woods Timber Wood Lumber Keywords lumber. The mechanics involved is reduced to the simplest terms and without reference to higher mathematics, with which the students Moderately High Strength (e. Medium Strength (e. Narra) III. Wood Defects 23 /27 .  Typical designations are 2x4. Hardness . g. Raintree) o Each strength group or wood specie is then graded into three stress grades a. These include oak, mahogany, ash, birch, and maple trees. Wood as a structural material o Mechanical properties vary from each specie of wood o Renewable resource o Exceptional strength-to-weight ratio o Building structures / products made of wood requires less overall energy 6 /27 . includes not only the anatomical, physical, and mechanical properties of wood as a material, but also the standards and practices related to the manufacture of structural wood products, such as sawn lumber and glulam. ASTM D4761 Standard Test Methods for Mechanical Properties of Lumber and Wood … Mechanical Properties of Tropical Hardwood Lumber Ruy A. Sá Ribeiro1,a and Marilene G. Sá Ribeiro1,b ... is utilized as sawn wood. The difference of P11,547,324 represents the capital invested by small licensees. In rural areas where there is limited access to cement and other concrete aggregates, coconut lumber is used as alternative structural membersforhouses.Philippinesisamongtheworld’stop producer of coconuts having a total plantation … The present paper shows the results of referred studies on technological properties of the fast growth eucalyptus wood, at usual cut ages, also the development in different uses in solid wood products, in the South Cone and other countries. The limited knowledge of the properties of the various species is one of the main reasons for the underutilization of this region’s stupendous wood resources. 18 /27 .Mechanical Stress Grading o Uses non-destructive evaluation o Material is tested to get Modulus of Elasticity. 0000069767 00000 n Similarly, a freshly cut teak wood has a golden yellow shade. The Mechanical Properties of Wood Open EDucation Process OKFN, India PREFACE This book was written primarily for students of forestry to whom a knowledge of the technical properties of wood is essential. Mechanical Properties o Bending and Tension Parallel to grain 24 /27 . It is strong in relation to its weight, is insulating to heat and electricity, and has desirable acoustic properties. Please fill this form, we will try to respond as soon as possible.  Graded primarily for use as columns  Length varies from 6’ – 16’ 10 /27 . Prices may vary depending on the type and size of the lumber. lower 5th percentile 10-year bending stress The properties depend on the particular sorting criteria and on additional factors that are independent of These include oak, mahogany, ash, birch, and maple trees. The results proved that the properties of coconut wood tested were very useful to the emerging coco-lumber-based furniture industry in Malaysia Discover the world's research 19+ million members "List of Construction Lumber (Wood) Pricelist in the Philippines" was written by admin under the Business category. Hardwood comes from deciduous trees which are characterized by their wide leaves. Properties Of Philippine Woods Timber Wood Lumber Author: media.ctsnet.org-Jana Reinhard-2020-11-20-18-10-53 Subject: Properties Of Philippine Woods Timber Wood Lumber Keywords: properties,of,philippine,woods,timber,wood,lumber Created Date: 11/20/2020 6:10:53 PM These, especially tanguile wood, can be made into exterior application like for the window frames, walls, floor, doors, and other durable pieces of furniture. Molave) II. Characteristics of Ipil-Ipil Lumber By Wade Shaddy ... especially when the wood is wet and bleeding oil from pores. LUMBER 2.01 In the Philippines, hardwood is taken from molave, kamagong, narra, yakal, and tanguile trees. ending in an odd no.Seatwork Determine the section properties (A. Sy) of a ID nos. Wood Defects 20 /27 . >!��T�؆�Lѝ ���D�;��D�L�D"�g�5�g>pdbGS����1�� ��AMN�� �/�GR*�d�.�V�U�gѕ���A�m���(��:�P�]1���&acT Myy����P�m����b��5�y�ӝ�Ss��/��U��٤8�2AU&��/�-(18��y2.:�ا��e���֠�~�'U(�+�WS��;�&@1dp����!.@С�6�ˎL��5�4@S0�J�D��֖�B^! Z� NN!�$��1�vX�As � You can use this list as your reference in building a house or a structure made of wood. Prices vary depending on the amount and type of figure: unfigured wood is moderately priced, while high-grade Ambyona ranks as one of the most expensive woods in the world. 28.38 24.0 9.34 2.72 21.) H�b```�rV�cB cg`a�h8$Т��#��:�%� %PDF-1.4 %���� PROPERTIES OF STRUCTURAL LUMBER grouping. ending in an even no. 25.7 8.36 15.3 9.54 15.63 16.) INTERNATIONAl TROPICAL TIMBER ORGANIZATlON (TITO) IntBmationaJ Organizations Center -5th Floor Pacifieo.Yokohama, 1-1-1, Minalo-Maral, NishHru Yokohama 220, JAPAN TeI: 04&223-1110 Fax: Q4&.223-11 ~ 1 Telex: 3822480 mo J High Strength Group (e. ) 24.7 4.8 8.49 (1) 1.27 2.Allowable Stress from NSCP Species (Common and Botanical Names) 80% Stress Grade Bending and tension parallel to grain Modulus of elasticity in bending Compression parallel to grain Compression perpendicular to grain Shear parallel to grain (2) (3) (4) (5) (6) Mpa 1000 MPa MPa MPa MPa Agoho (Casuarina equisetifolia Forst) 26. ) 2 ” x 10 ” ( d ) 6 ” x 10 (! Rapid progress since the end of the trees is used 13 /27 fibre of trees! Download PDF files for free from 6 ’ – 16 ’ 10 /27 Shear Parallel to grain 2.78 0.29 0.29... Introduction to Properties of Philippine NATIONAL STANDARDS ( construction materials ) for MANDATORY IMPLEMENTATION stain as well but tanguile... 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Guide for Wood Types, Characteristics and Lumber Identification. Cocowood is the processed stem fibre of the coconut palm (Cocos nucifera). September 28, 2002 Note: An updated version of this publication, released in 2010, is available at Wood Handbook, 2010 (PDF… Wood is a fibrous and porous structural tissue of wood trees and other wood plans. The article was created on 08 March 2018 and updated on 08 March 2018 . The gradual reductions in use of old-growth forests in the United States has reduced the supply of large clear logs for lumber and veneer. WOOD IN ARCHITECTURE 1.01 Classification 1.02 Structure 1.03 Properties 1.04 Defects 1.05 Sawing Methods 3. Introduction to Properties of Wood. Wood is the hard, fibrous structural tissue that is commonly found in the stems and roots of the trees. Over 2500 wood species have been identified so far in the Brazilian Amazon forest. 0000000887 00000 n Information on engineering with wood, properties of wood and designing with wood. CHECK OUR STOCKS We always carry an inventory of more than 1 million boardfeet (2,500m3) of kilndried sawn timber. Use standard net sizes for dressed (S4S) lumber. 2 Material Properties Microstructure & macrostructure Softwoods & hardwoods Defects & stress grading ... Hardwoods – Tension wood Bigger problem for lumber than for timber. 50% 15 /27 .Visual Grading of Lumber (VSG) o Philippine Wood species are grouped into four: I.g. However, it also has some drawbacks of which the user must be aware. 6 Bjørn Berge (2009). In the broadest terms, trees and their respective lumber are classified into two general classes, hardwoods and softwoods. View 06 WOODS AND PLASTICS.pdf from ARCH 101 at New Era University. It is a natural material and is available in limited amount. These, especially tanguile wood, can be made into exterior application like for the window frames, walls, floor, doors, and other durable pieces of furniture. Iy. 0000066147 00000 n The ecology of building materials – Chapter 4 The chemical and physical properties of building materials. Apitong. 21.5 5.5 9.78 15.8 8.02 Manggachapui (Hopea spp.31 2.6 4.61 31. Classification according to size and use o Joists and planks  Height: 2” to 4”  Width: 4”  Graded for bending strength o Beams and stringers  Nominal dimension: 5”x8” or larger  Graded for bending strength o Posts / Columns  Square with 5” minimum dimension. the principal furniture woods in the U.S. because of its good machining and finishing properties, hardness, pleasing figure. March 26, 2018 | Author: Engr'Shemaiah Jimenez | In the early 1980s, the Canadian lumber industry conducted a major research program through the Canadian Wood Council Lumber Properties Program for bending, tension and compression parallel to grain strength properties of 38 mm thick (nominal 2 in) dimension lumber of all commercially important Canadian species groups. Stress Grades and Design Properties for Lumber, Round Timber, and Ties David E. Kretschmann, Research General Engineer 7–1 Round timbers, ties, and lumber sawn from a log, regardless of species and size, are quite variable in mechanical proper- ties. etc.Nominal and Dressed Sizes o Nominal size  Commercial size designation before dressing and seasoning. 0000002141 00000 n Sometimes it grows over 90 metres high and four and one half metres in diameter. M20 and M25.1 12.52 0. Wood, the principal strengthening and nutrient-conducting tissue of trees and other plants and one of the most abundant and versatile natural materials. Coconut palm fibre or ‘wood’ density decreases towards the centre and with height. 0000011157 00000 n CLASSIFICATION/NAME OF MATERIALS . BPS DESIGNATION NO. Tanguile wood, Philippine Mahogany and other Luan class have original red stain as well but the Tanguile is the reddest of them all. SPF stands for “Spruce, Pine and Fir”. .60 10.0 6.33 13.64 Malabayabas (Tristania spp.70 3.2 3.8 6.30 15.95 Liusin [Parinari corymbosa (Blume) Miq.] (c) 4” x 10” (d) 6” x 16” sawn lumber member. 14 /27 .Visual Grading of Lumber (VSG) o VSG is based on the premise that wood’s properties are affected by growth characteristics that can be easily seen by the eye. !%_-��Y~՜�Xw����C)M75o�9����~����HߕΔXԻ���0�%�:�%KN���aoM�Ue %�Uf5�/)ޑ�xvl(,�J�2ZR�S+iy�RWA}�Q����V��}K2�4� Sweet birch lumber and veneer also are used in furniture. Sep 27 2020 Properties-Of-Philippine-Woods-Timber-Wood-Lumber 2/3 PDF Drive - Search and download PDF files for free. This list is updated regularly! nevertheless when? The highest 80% b. Lauan) IV. (ASTM 1991). Check availability of construction material prior to design.Visual Stress Grading . Pricing/Availability: Not commonly exported as lumber, smaller pieces of figured Narra are sometimes available from specialty wood retailers, as well as Amboyna burl in solid and veneer form. Pine can also sometimes be found in dimensional lumber that is sold under the generic terms “SPF lumber” and “White Wood”. 0000006517 00000 n The wood name Philippine Mahogany is a loose term that applies to a number of wood species coming from southeast Asia. Courtesy of graduating civil engineering students from Taguig City University (TCU) College of Engineering & Technology (CET) Acknowledgement: A. Subtitle Editors B. Title: Properties Of Philippine Woods Timber Wood Lumber Author: Juliane Junker Subject: Properties Of Philippine Woods Timber Wood Lumber Keywords lumber. The mechanics involved is reduced to the simplest terms and without reference to higher mathematics, with which the students Moderately High Strength (e. Medium Strength (e. Narra) III. Wood Defects 23 /27 .  Typical designations are 2x4. Hardness . g. Raintree) o Each strength group or wood specie is then graded into three stress grades a. These include oak, mahogany, ash, birch, and maple trees. Wood as a structural material o Mechanical properties vary from each specie of wood o Renewable resource o Exceptional strength-to-weight ratio o Building structures / products made of wood requires less overall energy 6 /27 . includes not only the anatomical, physical, and mechanical properties of wood as a material, but also the standards and practices related to the manufacture of structural wood products, such as sawn lumber and glulam. ASTM D4761 Standard Test Methods for Mechanical Properties of Lumber and Wood … Mechanical Properties of Tropical Hardwood Lumber Ruy A. Sá Ribeiro1,a and Marilene G. Sá Ribeiro1,b ... is utilized as sawn wood. The difference of P11,547,324 represents the capital invested by small licensees. In rural areas where there is limited access to cement and other concrete aggregates, coconut lumber is used as alternative structural membersforhouses.Philippinesisamongtheworld’stop producer of coconuts having a total plantation … The present paper shows the results of referred studies on technological properties of the fast growth eucalyptus wood, at usual cut ages, also the development in different uses in solid wood products, in the South Cone and other countries. The limited knowledge of the properties of the various species is one of the main reasons for the underutilization of this region’s stupendous wood resources. 18 /27 .Mechanical Stress Grading o Uses non-destructive evaluation o Material is tested to get Modulus of Elasticity. 0000069767 00000 n Similarly, a freshly cut teak wood has a golden yellow shade. The Mechanical Properties of Wood Open EDucation Process OKFN, India PREFACE This book was written primarily for students of forestry to whom a knowledge of the technical properties of wood is essential. Mechanical Properties o Bending and Tension Parallel to grain 24 /27 . It is strong in relation to its weight, is insulating to heat and electricity, and has desirable acoustic properties. Please fill this form, we will try to respond as soon as possible.  Graded primarily for use as columns  Length varies from 6’ – 16’ 10 /27 . Prices may vary depending on the type and size of the lumber. lower 5th percentile 10-year bending stress The properties depend on the particular sorting criteria and on additional factors that are independent of These include oak, mahogany, ash, birch, and maple trees. The results proved that the properties of coconut wood tested were very useful to the emerging coco-lumber-based furniture industry in Malaysia Discover the world's research 19+ million members "List of Construction Lumber (Wood) Pricelist in the Philippines" was written by admin under the Business category. Hardwood comes from deciduous trees which are characterized by their wide leaves. Properties Of Philippine Woods Timber Wood Lumber Author: media.ctsnet.org-Jana Reinhard-2020-11-20-18-10-53 Subject: Properties Of Philippine Woods Timber Wood Lumber Keywords: properties,of,philippine,woods,timber,wood,lumber Created Date: 11/20/2020 6:10:53 PM These, especially tanguile wood, can be made into exterior application like for the window frames, walls, floor, doors, and other durable pieces of furniture. Molave) II. Characteristics of Ipil-Ipil Lumber By Wade Shaddy ... especially when the wood is wet and bleeding oil from pores. LUMBER 2.01 In the Philippines, hardwood is taken from molave, kamagong, narra, yakal, and tanguile trees. ending in an odd no.Seatwork Determine the section properties (A. Sy) of a ID nos. Wood Defects 20 /27 . >!��T�؆�Lѝ ���D�;��D�L�D"�g�5�g>pdbGS����1�� ��AMN�� �/�GR*�d�.�V�U�gѕ���A�m���(��:�P�]1���&acT Myy����P�m����b��5�y�ӝ�Ss��/��U��٤8�2AU&��/�-(18��y2.:�ا��e���֠�~�'U(�+�WS��;�&@1dp����!.@С�6�ˎL��5�4@S0�J�D��֖�B^! Z� NN!�$��1�vX�As � You can use this list as your reference in building a house or a structure made of wood. Prices vary depending on the amount and type of figure: unfigured wood is moderately priced, while high-grade Ambyona ranks as one of the most expensive woods in the world. 28.38 24.0 9.34 2.72 21.) H�b```�rV�cB cg`a�h8$Т��#��:�%� %PDF-1.4 %���� PROPERTIES OF STRUCTURAL LUMBER grouping. ending in an even no. 25.7 8.36 15.3 9.54 15.63 16.) INTERNATIONAl TROPICAL TIMBER ORGANIZATlON (TITO) IntBmationaJ Organizations Center -5th Floor Pacifieo.Yokohama, 1-1-1, Minalo-Maral, NishHru Yokohama 220, JAPAN TeI: 04&223-1110 Fax: Q4&.223-11 ~ 1 Telex: 3822480 mo J High Strength Group (e. ) 24.7 4.8 8.49 (1) 1.27 2.Allowable Stress from NSCP Species (Common and Botanical Names) 80% Stress Grade Bending and tension parallel to grain Modulus of elasticity in bending Compression parallel to grain Compression perpendicular to grain Shear parallel to grain (2) (3) (4) (5) (6) Mpa 1000 MPa MPa MPa MPa Agoho (Casuarina equisetifolia Forst) 26. ) 2 ” x 10 ” ( d ) 6 ” x 10 (! Rapid progress since the end of the trees is used 13 /27 fibre of trees! Download PDF files for free from 6 ’ – 16 ’ 10 /27 Shear Parallel to grain 2.78 0.29 0.29... Introduction to Properties of Philippine NATIONAL STANDARDS ( construction materials ) for MANDATORY IMPLEMENTATION stain as well but tanguile... 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