Rabon katakon katako
Sawn katako yana nufin alluna da lallausan nau’in conifer tare da kauri har zuwa100 mm, waɗanda aka yi niyya don amfani gabaɗaya da kuma sarrafa su cikin sassa da samfuran da aka gama a cikin gini.
Ana raba katakon katako zuwa alluna, wanda fadinsa ya fi kauri biyu, da kuma laths, wanda fadinsa bai wuce kauri ba. A kauri na bakin ciki allon hawa zuwa35 mm, da kiba35 mm.
Dangane da yanayin sarrafa shi, ana raba katakon katako zuwa sassaƙa, inda duka ƴan ƙunƙunwar ɓangarorin biyu za a datse tsawonsu gaba ɗaya ko kowane ɗayansu aƙalla rabin tsawonsa, ba tare da gyara su ba, inda ƴan ƴan ƴan ƙunƙun ɗin ba a gyara su kwata-kwata ko kuma a datse ƙasa da rabin tsayi. Duk faffadan ɓangarorin biyu na katako da aka gyara da wanda ba a datse ba dole ne a ƙera su tare da tsayin su duka.
Dangane da ingancin itacen da sarrafa shi, an raba katakon katako zuwa azuzuwan kamar haka: prima-extra, I, II, III, IV da V.
Classes na sawn katako bisa ga manufa
| Domin gini | I, II, III, IV, V |
|---|---|
| Don ginin jirgi | I, II, III |
| Domin gina kekuna | I, II, III |
| Domin gina gada | I, II, III |
| Domin gina motoci | I, II, III |
| Domin gina manyan motoci | II, III, IV |
| Don yin furniture | I, II, III, IV |
| Don yin sassa don jiragen ruwa | I, II, III |
| Don yin bututun katako | I, II |
| Don yin katako na katako | II, III, IV, V |
Ajin sawn katako na gina katako dole ne ya dace da ƙa’idodin ƙira.
Sawn itace na nau’in coniferous
Ana samar da katakon katako daga Pine, spruce, larch, cedar da fir. Tsawon katakon katako ya fito daga1ku6,5 mtare da karuwa by0,25 m, da kuma gina jirgin ruwa da gina gada har zuwa9,5 mtare da tsayin tsayi iri ɗaya.
Girman allo da katako
| Abunda | Kauri | Nisa |
|---|---|---|
| Alloli | 13,16,19,22,25,30,35,40,45,50,55,60,65,70,75,85,90kuma100 mm | Daga50ku260 mm, karuwa ta10 mm |
| Gadaje | 25,30,35,40,45,50,55,60,65,70,75,80,90kuma100 mm | Daga50ku200 mm, karuwa ta10 mm |
An ƙaddara nisa da kauri na katako na katako don itace tare da danshi15%. Lokacin da zafi ya fi girma, katakon katako na kowane nau’in itace, sai dai larch, dole ne ya wuce gona da iri saboda bushewa bisa ga ma’auni na yanzu. Don larch, nauyin da ya wuce kima saboda bushewa yana ƙaruwa30%daga masu girma dabam daga ka’idodin da suka danganci Pine, spruce da cedar.
Dimensions dimensions na sawn katako
| Auna | Ƙaddara karkacewa |
|---|---|
| Tsawon | ±5 cm |
| Kauri har zuwa35 mm | ±1 mm |
| Kauri da faɗin40ku100 mm | ±2″ |
| Nisa daga105ku210 mm | ±3″ |
| Nisa a fadin210 mm | ±4″ |
Abubuwan da ke cikin damshin katako na sawn ba a daidaita su ba.
Bim na nau’in coniferous
Coniferous katako, mai gefe hudu da biyu, suna da kauri daga110ku240 mm. Don katako mai gefe hudu, dukkanin bangarorin hudu dole ne a sarrafa su, kuma don katako mai gefe biyu, bangarori biyu kawai.
Tsawon tsayin katako an ƙaddara ta1ku6,5 m, karuwa ta0,25 m, da kuma gina jirgin ruwa da gina gada har zuwa9,5 mtare da tsayin tsayi iri ɗaya. Gilashin da ake amfani da su don gadoji na layin dogo suna da tsayi3,2;4,2kuma5,2 m.
Faɗin da kauri na katako mai gefe huɗu ya fito daga110ku240 mm. Ana yin katako don gadoji na layin dogo a cikin kauri da fadi daban-daban200×240,220×260kuma220×280 mm. Nisa na sassan da aka yanke na katako mai gefe biyu ba a daidaita ba.
An ƙaddara ma’auni na katako don itace tare da zafi15%. Lokacin da zafi ya fi girma, katako na kowane nau’i, sai dai larch, dole ne ya wuce gona da iri saboda bushewa bisa ga ma’auni na yanzu. Don katako da aka yi da itacen larch, ma’auni mai yawa saboda karuwar bushewa idan aka kwatanta da ka’idodin da aka tsara don Pine, spruce, cedar da fir. Hakanan ana iya yin katako don gadoji na layin dogo da itacen oak.
Bisa ga ingancin itace, an raba katako zuwa nau’i hudu: I, II, III da IV. Wani nau’i ne za a yi amfani da shi don wasu gine-ginen injiniya da abubuwan da aka tsara ta hanyar ma’auni masu dacewa da yanayin fasaha don gine-gine da abubuwa.
Ana amfani da katako na Class I don gadoji na layin dogo da injinan noma. Bai kamata a isar da katako na ajin I da na II ba kafin su tsufa cikin ƙananan winches30kwanaki.
Sawn katako na nau’in katako
Dangane da inganci, itace dole ne ya cika ka’idodin ma’auni. Ana amfani da alluna, slats da katako da aka yi da nau’ikan katako duka duka kuma a cikin guntu guda don abubuwa daban-daban a cikin samarwa da ginin masana’antu daban-daban.
Ana yin katakon Sawn daga itacen oak, ash, beech, birch, chub, hornbeam, elm, alder, aspen, linden, poplar, da dai sauransu. An raba shi zuwa alluna, inda fadin ya fi sau biyu kauri, laths, nisa wanda bai fi sau biyu girma ba, da katako, inda duka kauri da fadi sun fi girma fiye da kauri.100 mm. By kauri, sawn katako ya kasu zuwa bakin ciki, har zuwa35 mm, kuma cikin kauri,35-40 mm.
Gudanar da katako na katako
Dangane da yanayin sarrafawa, katakon katako ya kasu kashi:
- datsa, inda aka sarrafa dukkan bangarorin hudu, kuma girman sassan da ba a datsa ba bai fi girma da aka yarda ba;
- untrimmed, inda mafi fadi tarnaƙi da aka gyara, kuma kunkuntar wadanda ba a datsa, ko kuma inda ma’auni na untrimmed kunkuntar da fadi da gefen ya fi girma fiye da yarda.
Girma da zafi
Girman katakon katako sune kamar haka:
- tsawon1ku6,5 m, karuwa ta0,1 m;
- kauri7,10,13,16,19,22kuma25-50 mm, karuwa ta5 mm, i50-130 mm, karuwa ta10 mm;
- nisa na50 mmda ƙari, ƙara ta10 mm.
Nisa na kayan da ba a gama ba shine rabin jimlar nisa na bangarorin biyu masu fadi, wanda aka auna a tsakiyar tsayin kayan da aka bayar, ta yadda sassan har zuwa0,5 cmba kirguwa, a0,5 cmda ƙari ana kirga su1 cm.
Girman katako na sawn dangane da kauri da nisa an ƙaddara don zafi na itace15%. Lokacin da zafi ya fi girma, katakon katako dole ne ya wuce gona da iri saboda bushewa.
Danshi abun ciki na sawn katako kada ya zama mafi girma fiye da25%abs. A cewar laikan itace, tsarkin sarrafawa da matakin daidaito, an yi katakon katako a cikin aji hudu: I, II, III da IV.
Maudu’ai masu alaƙa: gina, danshi na itace, busar da itace, injuna da kayan aikin itace da samar da tagogin katako da kofofin.