ISO 2300:1973

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INTERNATIONAL STANDARD
NORME INTERNATIONALE
’ 2300
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INTERNATIONAL ORGANIZATION FOR STANDARDIZATION l MEXfiYHAPOLlHAtl OPI-AHM3ALlMII I-IO CTAHAAPTM3ALWWi l 0RGANISATION INTERNATIONALE DE NORMALISATION
Sawn timber of broadleaved species - Defects -
Terms and definitions
First edition - 1973-I 2-15
Sciages de bois feuillus - D6fauts -
Termes et definitions
PremiQre hdition - 1973-I 2-l 5
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U DC/CDU/YAK: 674.03-4 : 001.4 Ref. No./RGf. No: IS0 2300 - 1973 (E/F/R)
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I Descriptors : wood - hardwoods - structural timber - sawn timber - defects - vocabulary / Descripteurs : bois - bois dur - bois de construction - bois sci6 - d6faut -
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Price based on 38 pages / Prix base sur 38 pages / I&Ha paccYHTaHa Ha 38 CTP.

FOREWORD
IS0 (the International Organization for Standardization) is a worldwide federation of
national standards institutes (IS0 Member Bodies). The work of developing International
Standards is carried out through IS0 Technical Committees. Every Member Body inter-
ested in a subject for which a Technical Committee has been set up has the right to be repre-
sented on that Committee. International organizations, governmental and non-governmental,
in liaison with ISO, also take part in the work.
Draft International Standards adopted by the Technical Committees are circulated to the
Member Bodies for approval before their acceptance as International Standards by the IS0
Council.
Jnternational Stand ard I SO 2300 was drawn up by Technical Committee ISO/TC 55, Sawn
timber and sa wlogs, and circulated to the Member Bodies in June 1971.
It has been approved by the Member Bodies of the following countries:
Australia
Hungary Portugal
Austria Iran Romania
Belgium Ireland Spain
Canada Italy Sweden
Czechoslovakia
Netherlands Thailand
Egypt, Arab Rep. of New Zealand Turkey
Finland
Norway United Kingdom
France Pakistan U.S.S.R.
Germany Yugoslavia
Poland
The Member Bodies of the following countries expressed disapproval of the document on
technical grounds :
India
South Africa, Rep. of
AVANT-PROPOS
IS0 (Organisation Internationale de Normalisation) est une fid&-ation mondiale d’orga-
nismes nationaux de normalisation (Cornit& Membres ISO). LWaboration de Normes
Internationales est confide aux Cornit& Techniques ISO. Chaque Cornit Membre in&es&
par une 6tude a le droit de faire partie du Cornit Technique correspondant. Les organisa-
tions internationales, gouvernementales et non gouvernementales, en liaison avec I’ISO,
participent kgalement aux travaux.
Les Projets de Normes Internationales adopt&s par les Comit&s Techniques sont soumis
aux Comit6s Membres pour approbation, avant leur acceptation comme Normes Inter-
nationales par le Conseil de I’ISO.
La Norme Internationale IS0 2300 a itti, ktablie par le Comiti: Technique ISO/TC 55, Bois
scie’s et grumes h sciages, et soumise aux Comit& Membres en juin 1971.
Elle a &6 approuvke par le:; Cornit& Membres des pays suivants:
Allemagne Hongrie Portugal
Roumanie
Australie Iran
Autriche Irlande Royaume- Uni
Belgique Ptalie Su&de
Tch&oslovaquie
Canada Norvkge
Egypte, R6p. arabe d’ Nouvelle-Zklande Thai’lande
Turquie
Espagne Pakistan
Finlande Pays-Bas U.R.S.S.
Pologne Y ougoslavie
France
Les Cornit& Membres des pays suivants ont d&approuv& le document pour des raisons
techniques:
Afrique du Sud, R6p. d’
Inde
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0 International Organization for Standardization, 1973 l
@ Organisation Internationale de Normalisation, 1973 l
@ MexflyHapoflHaH Opraw3auwfl ~0 CTaHAapTH3aqaH, 1973 l
Printed in Switzerland / Imprime en Suisse / M3AaHo B Useiiuapmi
. . .
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INTERNATIONAL STANDARD
IS0 2300 - 1973 (E/F/R)
NORME INTERNATIONALE
IX0 2300 - 1973 (A/@/P)
MEXJJYHAPOAHbIii CTAHAAPT
Sawn timber of broadleaved species Sciages de bois feuillus rhIOMaTepHaJIb1 JIZlCTBeHHbIX IIOpOA
IIopoIclcl
Defects Dbfauts
Termes et d%nitions TepmHbI LI onpep[eneHm
Terms and definitions
1 OBJET ET DOMAINE D’APPLICATION
1 SCOPE AND FIELD OF APPLICATION 1 LI[EJ-Ib kI OBJIACTb IIPI4MEHEHkIII
1.1 This International Standard establishes inter- 1.1 La prisente Norme Internationale &ablit la 1.1’ HacToflqM% MexAyHaponHbIfi CTaHAapT ycTa-
national terms and definitions for defects of terminologie internationale et les dkfinitions HaBJ-IMBaeT Me~AYHap0AHJU-O TepMHHOJIOrEIIo H
sawn timber of broadleaved species, classified des dkfauts des sciages de bois feuillus, clas- onpeAeneHa5I IIOpOKOB IIEIJIoMaTepmaJIoB J-IEICT-
in IS0 2299, Sawn timber of broadleaved spe- s& dans I’ISO 2299, Sciages de bois feuillus BeHHbIX IIOpOA, IIpeAyCMOTpeHHbIX B MC0 2299,
- Dkfauts - Class~jkation.
ties-Defects-Class$cation. IIunoMamepuanbl nucm6eHFtblx nopod - l70-
po~u - K;zaccu&rcayulr .
1.2 This International Standard covers unplaned 1.2 La prksente Norme Internationale s’applique 1.2 3TOT MexAyHapOAHbIfi CTaHAapT paCIIpO-
sawn timber and sawn timber surfaced to size g tous les sciages de bois feuillus non rabotks, CTpaHSIeTUI Ha BCe HeCTpOraHbl[e IIHJIOMaTe-
or planed but without profiling. ainsi qu’aux bois sciks calibrks et non profilks. p&Ianbr, a TaKxe Ha nwIoMaTepkIanbr Kanll6po-
BaHHbIe II CTpOraHbIe HeI-IpO&UIEIpOBaHHbIe.
2 TERMES ET DEFINITIONS
2 TERMS AND DEFINITIONS 2 TEPMkIHbI kl OIIPEAEJIEHkIII
2.1 Knots. Portions of branches, embedded in the 2.1 Nmds. Parties de branches englobees dans le 2.1 CyWi. YaCTEl BeTBeti, 3aKJIIOYeHHbIe B Ape-
wood. bois.
BeCmHe.
2.1.1 According to the form of their cross- 2.1.1 Suivant la forme de la section sur la sur-
2.1.1 B 3aBMCIUMOCTIYf OT +OpMbI pa3pe3a Ha
section on the surface of the piece, knots face de la pi&e, on distingue les noeuds
IIOBepXHOCTEI COpTEIMeHTa CJWKH IIOnpa3-
are divided into round, oval and splay ronds, ovales et plats.
AeJUIIOTC5I Ha KpJWIbIe, OBaJIbHbIe M IIpO-
(spike) knots. AOJIrOBaTbIe.
2.1 .l .l Round knots. Knots cut so that the 2. I .I. 1 Neuds ronds. Noeuds coupes de telle 2.1.1.1 Cy4~u Kpyznsze. CYYKM, pa3pe3aHHbIe
man&e que le rapport du plus grand
ratio between the maximum and the TaKMM 06pa3ohl, YTO OTHOLUeHMe
minimum diameters is not more than 2 au plus petit diametre ne depasse pas 2 6onbmero HEiaMeTpa K MeHbLLIeMy
Gt;t
(Fig. 1). (Fig. 1). He rIpeBbIIIIaeT 2 (Pnc. 1).
-n
?e
$ 2
Oval knots. Knots cut so that the ratio 2. IL. I .2 Neuds ovales. Nceuds coupes de telle 2.1.1.2 CJNKU OGtlAbHbZe. CYYKM, pa3pe3aH-
2.1. I .2
I?E
between the maximum and the mini- man&e que le rapport du plus grand HbIe TaKIlM o6pa3oM, YTO OTHOLLIeHMe
mum diameters is more than 2 but au plus petit diametre soit superieur 6onbrrrero JJkiaMeTpa K MeHbIlIeMy
not more than 4 (Fig. 1). a 2 mais inferieur a 4 (Fig. 1). 6onbwe 2, HO He 6onbrrre 4 (Pnc. 1).
2.1.1.3 Splay (spike) knots. Knots cut so that 2.1.1.3 Neuds plats. Nauds coupes de telle 2.1.1.3 Cywu npobonzo6amble. Cyww, pa3-
the ratio between the maximum and man&e que le rapport du plus grand pe3aHHbIe TaKMM o6pa3oM, YTO OTHO-
au plus petit diametre soit superieur
the minimum diameters exceeds 4 LLIeHMe 6onbmero AaaMeTpa K MeHb-
B 4 (Fig. 1). meMy 6onmre 4 (PHc. 1).
(Fig. 1).
2.1.2 According to their position in the piece, 2.1.2 Suivant leur position dans la piece, les 2.1.2 B 3aB&iCHMOCTB OT rIO.JIOxeHEIx B COpTI?-
knots are divided into face, edge, arris and
noeuds sont divises en nceuds de face, de MeHTe CyYKLl IIOfipa3AeJI5IIOTC5I Ha IIJTaCTC-
traversing splay knots. rive, d’arete et nceuds traversants. BbIe, KpOMOYHbIe, pe6poBbre H CLLIMBHbIe.
2.1.2.1 Face knots. Knots exposed on the 2.1.2.1 Neuds deface. Noeuds sortant sur une 2.1.2.1 CJWKU nnacmesble. CyYK M, BbIXOASI-
face (Fig. 1). face (Fig. 1). u.we Ha IIJIaCTb (PLIC. 1).
2.1.2.2 Edge knots. Knots exposed on an 2.1.2.2 Neuds de rive. Noeuds sortant sur une 2.1.2.2 CJJqKU KPOMO~Hble. CyYKH, BbIXOAII-
edge (Fig. 1). rive (Fig. . ILJkie Ha KpOMKy (PIG. 1).
1)
2.1.2.3 Arris knots. Knots exposed on an 2.1.2.3 Neuds d’are”te. Noeuds sortant sur une 2.1.2.3 CJNKU pe6pOGble. CyYKM, BbIXOAIIU&le
arris (Fig. 1). arete (Fig. 1). Ha pe6po (Pac. 1).
2.1.2.4 2.1.2.4 NEuds plats traversants. Noeuds sor- 2.1.2.4
Traversing spray knots. Knots ex- +-fKU CUiU@Hble. CyYKH, BbIXOASILQkie
posed on two arrises of the same side tant simultanement sur deux a&es OAHOBpeMeHHO Ha ABa pe6pa OAHOii
of the piece simultaneously (Fig. 1). d’un meme tote de la piece (Fig. 1). Pi TOii lKe CTOpOHbI COpTMMeHTa
(Pwc. 1).
2.1.3 Suivant leur disposition relative sur un des 2.1.3 B 3aB&lCPlMOCTH OT B3aMMHOrO paCII0J-W
2.1.3 According to their mutual position on one
c&% de la p&e, les nceuds sont divisks xeHIi(I Ha O,l-IHOii E13 6oKoBbIx IlOBepXHO-
of the side surfaces of the piece, knots
are divided into scattered, group (cluster) en nazuds isol&, group& et doubles CTefi COpTMMeHTa CyYKM l-IOApa3JJeJUNTC5I
and branched knots. (moustaches). Ha pa36pocaHHbIe, rpynnOBbIe EI pa3BeT-
BJ-IeHHbIe (J-Ial-IYaTbIe).
2.1.3.1 2.1.3.1
2.1.3.1 Scattered knots. Knots located separ- Npuds iso/&. Nceuds dispos& isol& +fKU pa36pOCaHHble. CyYKM, paCnO-
ment et situ& & une distance les uns J-IOxCHHbIe OAMHOYHO M OTCTO~LWie
ately and so that the distance between
them in longitudinal direction of the des autres, dans le sens longitudinal? APYI- OT Apyra Ha paCTO5lHIlM II0
piece is greater than its width or, in supkrieure B la largeur de la pi&e, AJIMHe COpTklMeHTa, I'IpeBbILIIalOLIJeM
ero UIJI~HH~, a r1p14 rrrMpklHe C~~TII-
cases where the width exceeds 150 mm et 5 une distance de plus de 150 mm
(6 in), is greater than 150 mm (6 in). (6 in) si la largeur de la piece est MeHTa 6onee 150 MM (6 AI&MOB)-
supkrieure j 150 mm (6 in). I-IpeBbIIIIaIO~eM 150 MM (6 AIOfiMOB).
2.1.3.2 Group (cluster) knots. Round, oval 2.1.3.2 Ncpuds group&. Noeuds ronds, ovales, 2.1.3.2 C~YKU zpynnosbre. CYYKM KpyrnbIe,
and arris knots forming a group of d’arste, group& par deux ou plus, OBaJ-IbHbIe M pe6posbre, COCpeAOTO-
two or more knots in an area whose sur une surface dont la longueur est YeHHbIeB KOnMYeCTBeAByXIU-III6o.JIee
&gale B la largeur de la pi&e; si la Ha OTpe3Ke, AJIkiHa KOTOpOrO paBHa
length is equal to its width or, in
cases where the width exceeds 150 mm largeur de la pi&e ddpasse 150 mm ero rrrtipMHe, a np~ UMpuHe 6onee
(6 in), in an area 150 mm (6 in) long (6 in), la longueur considMe est tou- 150 MM (6 AI-OfiMOB)- Ha OTpe3Ke
(Fig. 1). jours 150 mm (6 in) (Fig. 1). AJ-IkiIIOii B 150 MM (6 AI-OtiMOB)
(PK. 1).
2.1.3.3 2.1.3.3 C~YKU pa36em6./reHHbre
Branched knots. Two splay (spike) 2.1.3.3 NEuds doubles (moustaches). Deux (nawiambre).
nceuds plats du meme verticille ou un ABa IlpOAOJIrOBaTbIX CyYKa OAHOji
knots on the same axis, or a splay
(spike) knot in combination with an noeud plat en combinaison avec un
oval or with an arris knot on the nceud ovale ou d’arEte du m?me ver- TaHEiki C OBaJ-IbHbIM WIM pe6pOBbIM
ticille indipendamment de l’existence
same axis irrespective of the presence
of the third round or oval knot be- entre eux d’un troisieme noeud rond
tween them (Fig. I). ou ovale (Fig. 1). KpyrJlOrO MJIM OBaJ-IbHOrO (PW. 1).
2.1.4 According to the degree of intergrowth 2.1.4 Suivant le degrk d’adhirence avec le bois 2.1.4 B 3aBklCEIMOCTki OT CTeneHki CpacTaHMri
with the surrounding wood, knots are environnant, les nceuds sont divisks en C OKpyxalOIIJeii ApeBeCEiHoii CyYKM I-iOA-
divided into intergrown, partially inter- noeuds adhkrents, partiellement adhkrents pa3AeJUIEOTC5I Ha CpOCWleCII, YaCTMYHO
grown and dead knots. et non adhkrents. cpocmdecH k~ Hecpocrrraeca.

2.1.4.1 Intergrown knots. Knots with their 2.1.4.1 Neuds adhe’rents. N annual rings intergrown with the sur- couches annuelles adhkrent au bois CJIOH KOTOpbIX CpOCJIHCb C OKpyXaIO-
rounding wood to a length of not less environnant sur au moins 3/4 du p&i- II&% ApeBeCIlHOiir Ha I-IpOTJIXeHEIII
m?tre de la section du noeud.
than 3/4 of the cross-sectional peri- He MeHee 3/4 nepaMeTpa pa3pe3a
meter of the knot.
CyYKa.
2.1.4.2 Na3uds partiellemen t adhe’ren ts. Noeuds 2.1.4.2
2.1.4.2 Partially intergrown knots. Knots with cy~~tr YacmuYHo cpocucueclz. CYYKEI,
their annual rings intergrown with the dont les couches annuelles adh&ent I'OAOBbIe CJIOEI KOTOpbIX CpOCJ-IHCb
surrounding wood to a length between au bois environnant sur une ktendue C OKpyXaloIQeii ApeBeCllHOfi Ha IIpO-
3/d and ‘/4 of the cross-sectional peri- comprise entre 3/4 et ‘/4 du p&imktre TIIXeHMI4 MeXAy 3/4 PI '/4 IIepPIMeTpa
meter of the knot. de la section du ncleud. pa3pe3a cyYKa.
2.1.4.3 Dead knots. Knots with their annual 2.1.4.3 Neuds non adhbrents. Noeuds dont les 2.1.4.3 C~YKU Hecpoctuueca. CYYKM, roao-
rings not intergrown with the sur- couches annuelles n'adhkrent pas au BbIe CJIOEI KOTOpbI
...