Abin da kayyade takamaiman nauyi na itace?

Specific nauyi na itace ne m. Wannan darajar dogara a kan zafi irin. yawa na iya bambanta yadu har ma ga guda irin na itace. Saboda fitarwa a cikin alluna kawai aggregated data. A yi, da gwargwado na itace yawa Averages bambanta daga waɗanda aka bai wa a cikin adabi tebur dabi'u da kuma irin tace ba a dauke wani laifi.

Table itace yawa

Muhimmanci! Tebur ƙunshi data tushen itace zafi Manuniya 12%. Alal misali, da rabo daga Pine itace 520 kg / m ^3.

Daga abin da adadi dogara

Da yawa daga cikin itace ne niyya irin. Haka kuma, da lasafta talakawan tamanin da takamaiman nauyi na al'ada itace wadda aka samu saboda da mahara m bincike. A lokacin jerin gwaje-gwajen da daya irin za a iya samu dabam-dabam yi yawa tsarin. A gaskiya, a wani tebur a sama, tattara bayanai a kan da yawa daga nau'in bishiyoyi tattara daga daban-daban kafofin, na nuna cewa canzawa na cikakkar da kuma zumunta yi na musamman nauyi na itace.

Groups yawa itace

An kullum da na'urori masu nauyi daga itace na jinsuna daban tare da danshi abun ciki a sama 12%. Yana da wani normative gwargwado, bisa ga abin da katako ne zuwa kashi uku yawa Group:

1. Low yawa (har zuwa 545 kg / m ^3). Wannan category hada da: spruce, Pine, fir, da itacen al'ul, Juniper, poplar, Linden, Willow, Aspen, alder (fari da baki), zaki chestnut, gyada (fari, da launin toka, Manchu), Amur toshe kwalaba.
2. Sredneplotnye (555-745 kg / m ³⁾ kankara ne: larch, Yew, Birch (povisloj, Fluffy, baki, yellow), Beech (Gabas, Turai), Elm, pear, itacen oak, Maple, Hazel, gyada, sycamore, dutse ash, persimmon, apple, ash (talakawa, Manchu).
3. High yawa (sama 755 kg / m ^3), daga cikinsu: itacen ƙirya, Birch baƙin ƙarfe, hornbeam, itacen oak, chestnut, da baƙin ƙarfe itace, boxwood, pistachio, ostrya.

A adadi da aka nuna a kasa shi ne mai zane itace dutse daga bãyan wancan. Dabi'u sallama a cikin coefficients.

Kamar yadda da yawa daga kankara an haɗa da flammability na itace

A calorific darajar itace (dumama ikon darajar) aka ƙaddara daga farko index - musamman nauyi itace. Wannan shi ne saboda dangantaka ta kai tsaye: mafi girma da yawa daga cikin dutse tsarin, da hakan cikin kashi na dauke combustible al'amarin da mafi man fetur da kuna.

A yawa na rayayye amfani a cikin shiri, da zabar kayan domin gina gidaje, rufin truss tsarin, da zayyana furniture, da sayen man fetur domin samar.

Shin, ba tare da itace aiki kayayyakin ba zai yiwu ba. Kãfirtarsu da kaya maras amfani, bil'adama ba zai iya zama cikakken. Saboda nazarin da itace, na bayar da muhimmanci, saboda godiya ga injiniyoyi sarrafa tsara wani m gidajensu, nuna karfi da kuma m furniture, saya high quality-albarkatun kasa domin dumama Enterprises.