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Gịnị bụ osisi ịkpụ?

A obere ewu nwere ike ime na-enweghị iji mkpụbelata mmanya. Nke a bụ osisi hụrụ nnọọ ọtụtụ-eji shipbuilding, osisi ewu na mma. A ihe onwunwe bụ a onye-ibe osisi, trimmed n'akụkụ niile, na-enwe a akụkụ anọ ma ọ bụ square cross ngalaba na-mere si softwood (dị ka fir, spruce, fir, larch).

nhazi ọkwa

Dabere na àgwà nke ịkpụ osisi na-ekewa ndị mbụ na nke abụọ ọkwa:

  • First - ọ na-emeso osisi na-enweghị stains na mara akpụ.
  • Klas II - a ngwaahịa na-enwe ụfọdụ ntụpọ.

Ọzọkwa ihu osisi nwere ike ịbụ akọrọ ma ọ bụ eke iru mmiri. Akọrọ ihe onwunwe a na-ewere ọzọ mkpa, ebe ọ bụ n'ụzọ na-ebelata shrinkage nke okokụre ụlọ. Ke adianade do, ndị dị otú ahụ a na ihe onwunwe bụ fechaa, mfe iji rụọ ọrụ na iga, nke ukwu obere susceptible guzobe ebu na putrefaction.

Osisi ịkpụ nwere ike esichara na ụzọ dị iche iche:

  • Calibrated - kpamkpam Fikiere ma esichara.
  • Dvuhkantny - emeso ya na longitudinally abụghị abụọ n'akụkụ.
  • Trehkantny - nwere atọ longitudinally-emeso n'elu.
  • Chetyrehkantny - esichara na niile anọ longitudinal n'akụkụ.

The kasị ewu ewu a na-ewere trehkantny nhọrọ n'ihi na ọ na-enye gị ohere iji mepụta mma site na aesthetic n'akụkụ nke ewu na a ala elu ji achọ finishing. Na-ewu ụlọ ndị dị otú ahụ osisi, na n'èzí anya dị ka tselnobrevenchatye na ime mgbidi ndị ezigbo, adabara ụdị ọ bụla nke imecha.

Ihu osisi: Nha

Size ihu osisi nwere ike ịbụ dị ka ndị a:

  • ọkpụrụkpụ - si 25 ka 200 mm;
  • ogologo - 3.6 m;
  • obosara na nso nke 50 ruo 250 mm.

Dị ka GOST, obosara na ọkpụrụkpụ nke mkpụbelata mkpanaka kwesịrị dịkarịa ala 100 mm. All na bụ thinner, ọ na-akpọ mmanya.

ngwa

Osisi - kasị nkịtị ụdị osisi, nke nwere nnọọ dịgasị iche iche nke ngwa. Ọ na-eji dị ka a bughi ihe onwunwe dị iche iche osisi aghụghọ. Na na ọ na-wuru joists, mgbidi, dị iche iche na roofing usoro, wdg Ke adianade do, nke a osisi hụrụ nnọọ ọtụtụ-eji ngwá ụlọ ọrụ ụlọ ke imewe nke joinery.

Na-adịbeghị anya, ndị ewu ewu na nke a akpan akpan ịkpụ osisi natara na osisi-ewu. Ruru ya gburugburu ebe obibi enyi na ime mgbanwe ọ bụ na elu ina na-ewu ibu-amị mgbidi ụlọ, attics na ndị ọzọ.

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