Steel reinforcement bụ ihe ụkwụ mkpa n'ụlọ ọrụ deep foundation na geotechnical engineering, nke gbakọtara high tensile strength na durability nke dị oke njọ ịtazie ihe mgbe mgbe ndị ga-akpọ n'okpuru ala. Agụrụ ya na carbon steel nke carbon content ya na-adịkarị n'agbata 0.15–0.40% n'ọnụ arọ, nke additional manganese na silicon content akwadoro iji nweta specified yield strengths ka ọ kwuziri weldability na ductility dị mkpa maka ike ụkwụ n'ọrụ dị njọ.
Gara eme ike (reinforcing steel bar) bụ ihe ndị ume mbụ a na-eji maka ịtụtụ ike n'ihe mma na-eme ụlọ mgbụ miri miri, na n'ọrụ mkpokọ ala na geotechnical engineering. Gara eme ike bụ igwe mma e na-eme site na mkpokọ ọkụ nke carbon steel nwere ụ elu na-agbanwe agbanwe na-emeli mkpokọ ike na ike mmekọrịta na ihe mma. A na-enwekarị ya n'oke dị iche iche (nke a na-adị 6mm ruo 50mm) ma a na-eme ya n'okpukpu dị ike na ụzọ dọkọ iji nye ike ihe dị iche, ike n'akọ, na ike megide kemere na-adị mma maka ọrụ n'okpuru ala.
Okpọ gara eme ike (reinforcement cages), nke a makwa reinforced concrete cages, bụ ihe ụlọ a kere aka na-agụnye ndị igwe eme ike ejikọ na igwe na-eme rigid, ụkọ elu na-abụ ihe abụọ. A na-akụ okpọ ndị a iji nye mkpokọ ike n'ime drilled shafts, caissons, na ndị igwe, ebe ha na-emegide ike mgbẽngbẽ ma na-agbasa arụ n'ụzọ dị iche iche na ihe mma. Nkọwa ya na-agụnye nke a na-akpọ Grade 60 (420 MPa) ma ọ bụ Grade 75 (500 MPa) igwe eme ike na-agbanwe agbanwe a haziri n'ụkọ gburugburu, square, ma ọ bụ rectangular, nwere ndị igwe ntọala na-nye mkpokọ ike mbu ma ndị spiral ma ọ bụ tie wires na-echekwa okpọ ike mgbe n'ịkwụ aka na ihe mma a na-atụ.
Mechanical rebar couplers bụ ihe emeeme a kere aka nke a na-eji maka nkwonkwo dị ike n'etiti ndị igwe eme ike na mgbasa ike na geotechnical projects. Ndị ihe cylindrical a nwere isi ọnụ n'ime ya na-eme mma maka oke igwe eme ike emeeme, na-eme ka e nwere ike ijikọ ndị igwe eme ike dum n'ụzọ emetụtụ na-adịghị mma. A na-eme obodoụlọ coupler sitere na ductile iron ma ọ bụ high-strength steel nwere ihe ihe na-ewere igwe eme ike ma na-etigide ya nkwụsị ike, na-emela nkwonkwo na-eme ike igwe ziri ezi ma ọ bụ ka mma karị.
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