Ntoo thiab nws cov khoom siv dav siv hauv kev lag luam thiab kev tsim kho vaj tse. Prefab lub tsev, kev tsim kho vaj tse, cov qauv tsim, cov khoom siv thiab cov khoom, cov khoom siv ntoo, parquet, pem teb boards, organic thermal rwb thaiv tsev cov ntaub ntawv, glued thiab txiav plywood, carpentry boards, ru tsev shingles, ntoo blocks rau cobblestones, thiab lwm yam.
Round ntoo ntawm coniferous hom
Lub hom phiaj, hom ntoo thiab cov chav kawm zoo
Coniferous round ntoo, uas yog siv tsis muaj longitudinal txiav thiab uas yog npaj rau industrial, pej xeem thiab railway kev tsim kho, tsim choj, rau pawg, tsev thiab kho cov nkoj ntoo, xov tooj thiab xov tooj ncej, ncej rau thaiv kab, hluav taws xob kab thiab kev sib cuag tes hauj lwm ntawm electrified railways, spruce, spruce, thiab lwm yam. ir.
Raws li qhov zoo ntawm cov ntoo, cov ntoo tau muab faib ua peb pawg: ** I **, ** II ** thiab ** III **.
Rau kev tsim kho vaj tse, suav nrog rau kev tsim cov choj, cov cav ntoo puag ncig ntawm tag nrho peb chav kawm yog siv, feem ntau yog tuab dua12 cm, thiab qhov ntev4rau9 m.
Rau pawg, round ntoo thiab thickness chav kawm yog siv18 cmthiab ntau dua, ntev6,5rau8,5 m. Piles rau railway choj yuav tsum tau ua los ntawm cov chav kawm I round ntoo, nrog ib tug tuab ntawm22rau24 cm, ntev6,5thiab8,5thiab los ntawm10rau16 m, nrog nce ntawm1 m. Lub round thooj yuav tsum muaj ib tug ntev tshaj ntawm5rau10 cm. Round cav rau railway choj yuav tsum tau debarked.
Qhov zoo ntawm kev tsim kho puag ncig, uas yog xa mus rau kev tsim kho kev xav tau, yuav tsum tau txiav txim siab raws li cov xwm txheej tam sim no.
Dimensions ntawm coniferous roundwood raws li lub hom phiaj
| Lub hom phiaj | Chav kawm | Thickness | Ntev | Thov ntxiv |
|---|---|---|---|---|
| Kev tsim kho thiab txuas hniav | I, II and III Via 12 cm | 4 to 9 m | — | |
| Piles rau railway choj | Thiab | 22 to 24 cm | 6,5 m, 8,5 m thiab 10 rau 16 m, nrog nce 1 m | Ntev dhau 5 rau 10 cm; peeled |
Kev tsim kho ntoo puag ncig ntawm nplooj ntoo
Tsim cov ntoo puag ncig ntawm nplooj ntoo yog tsim los ntawm aspen, poplar, linden, alder, birch thiab beech.
Division raws li qhov ntev
| Hom | Thickness saum kawg | Nce |
|---|---|---|
| Kev tsim kho ntoo | 12 cm thiab ntau dua | By 1 cm |
| Thib ob thickness chav kawm | 8–11 cm | By 1 cm |
| Kev tua | 3–7 cm | By 1 cm |
Raws li qhov zoo ntawm cov ntoo, roundwood muab faib ua ob chav: I thiab II. Chav Kawm II ntoo yog siv rau cov tsev ib ntus thiab pab pawg. Qhov ntev ntawm kev tsim yog txiav txim los ntawm 3 m nyob rau sab saum toj, nrog nce los ntawm 0,25 m. Cov ntoo yuav tsum muaj qhov ntev tshaj 3 - 7 cm.
Round ntoo ntawm nplooj ntoo xa mus rau cov tuam txhab thiab cov chaw tsim kho ntawm 1 m Lub Xya Hli thiab 1 Lub Kaum Hli yuav tsum tau ntxuav cov tawv ntoo. Ntxiv rau qhov no, nws yuav tsum tau ntxuav ntawm qhov seem ntawm cov ceg ntoo thiab theem nrog cov ntoo saum npoo, thiab nws lub ntsej muag txiav ntawm txoj cai kaum mus rau lub axis longitudinal nrog kev tso cai sib txawv ntawm 0,1 txoj kab uas hla ntawm lub ntsej muag txiav.
Round ntoo rau sawn softwood
Pom cav los ntawm ntoo thuv, spruce, larch, cedar thiab fir yog siv rau zus tau tej cov sawn lumber ntawm coniferous hom, uas yog siv nyob rau hauv kev lag luam thiab kev tsim kho. Qhov ntev ntawm cov cav ntoo los ntawm cov ntoo saws siv hauv kev lag luam thiab kev tsim kho yog ua los ntawm 3,0 mus rau 7,5 m nrog nce ntawm 0,25 m; rau kev tsim cov ntoo tshwj xeeb sawn los ntawm 3,7 mus rau 8,5 m nrog nce ntawm 0,3 m. Txhua oblovina yuav tsum muaj qhov ntev tshaj ntawm 5 rau 10 cm. Txoj kab uas hla ntawm qhov puag ncig ntawm lub hauv pliaj sab saud yog txiav txim siab los ntawm 14 cm kom ntau ntxiv nrog qhov nce ntxiv los ntawm 2 cm.
Raws li qhov zoo ntawm cov ntoo, roundwood muab faib ua peb chav: I, II thiab III.
Log yuav tsum tau muab ntxuav ntawm cov seem ntawm cov ceg thiab leveled nrog rau saum npoo, thiab lawv lub ntsej muag txiav ntawm ib tug yog kaum sab xis mus rau lub longitudinal axis ntawm lub cav nrog ib tug siab tshaj plaws sib txawv ntawm lub kaum sab xis ntawm 0,1 txoj kab uas hla ntawm lub ntsej muag. Sprouts uas tsim thaum ua ntoo hauv hav zoov yuav tsum tau txiav tawm.
Lub roundwood yog xa mus rau lub tshuab dhos nrog cov tawv ntoo.
Dimensions of logs for sawn ntoo
| Lub hom phiaj | Ntev | Nce | Txoj kab uas hla saum lub hauv pliaj | Ntev dhau |
|---|---|---|---|---|
| Sawn ntoo rau kev lag luam thiab kev tsim kho | 3,0 to 7,5 m | Los ntawm 0,25 m | 14 cm thiab siab dua, nce los ntawm 2 cm | 5 to 10 cm |
| Tshwj xeeb sawn ntoo | 3,7 to 8,5 m | Los ntawm 0,3 m | 14 cm thiab siab dua, nce los ntawm 2 cm | 5 to 10 cm |
Hardwood cav
Rau zus tau tej cov beams, planks thiab laths ntawm hardwood hom, uas yog siv nyob rau hauv tag nrho ntev, raws li zoo raws li txiav tej daim rau kev tsim khoom ntawm ib tug neeg qhov chaw rau tag nrho cov hom ntawm industrial cov khoom, tshwj tsis yog sawn lumber rau tshwj xeeb hom phiaj thiab sawn lumber rau lub dav hlau kev lag luam, uas muaj tshwj xeeb cov qauv, cav ntawm hardwood hom yog siv.
Cov log yog tsim los ntawm cov ntoo: ntoo qhib, tshauv, beech, birch, chub, hornbeam thiab elm. Qhov ntev ntawm cov log yog txiav txim los ntawm1rau6,5 mnrog nce ntawm0,1 m. Txhua lub log yuav tsum muaj qhov ntev tshaj ntawm3rau7 cm.
Qhov ntev ntawm cov cav los ntawm thickness yog txiav txim14 cmnyob rau ntau lub hauv pliaj sab sauv nrog nce los ntawm1 cm.
| Khoom | Tus nqi |
|---|---|
| Log ntev | 1rau6,5 m |
| Nce qhov ntev | Po0,1 m |
| Ntev dhau | 3rau7 cm |
| Thickness ntawm lub hauv pliaj sab sauv | 14 cmthiab lwm yam |
| Nce thickness | Po1 cm |
Raws li qhov zoo ntawm cov ntoo, cov cav tau muab faib ua peb pawg: **I **, ** II ** thiab ** III **. Cov log yog ua nrog tawv tawv. Lawv yuav tsum tau ntxuav ntawm qhov seem ntawm cov ceg mus rau saum npoo ntawm tsob ntoo, thiab lawv lub hauv pliaj txiav ntawm txoj cai kaum mus rau qhov ntev axis. Qhov tso cai bevel ntawm qhov txiav los ntawm lub kaum sab xis yuav tsum tsis txhob loj dua0,1txoj kab uas hla ntawm qhov kawg txiav.