Itsinda riheruka rya santimetero 18 SCH40Imiyoboro y'icyuma ya ASTM A53 Grade B ERWyatsinze neza ikizamini gikomeye cyakozwe na laboratwari y’uruhande rwa gatatu.
Muri iri genzura, twakoze ibizamini byinshi by'ingenzi by'imikorere ya mekanike kugira ngo tumenye neza imbaraga n'ubwizerwe by'imiyoboro y'icyuma ya ASTM A53 Grade B ERW. Hasi hari amashusho yafashwe agaragaza ibisabwa n'inzira zo gupima no gupima.
Ikizamini cyo gufunga kigabanyijemo intambwe eshatu kugira ngo hamenyekane uburyo imiyoboro y'icyuma ihagaze neza.
1. Intambwe ya mbere: Iki ni ikizamini cyo kureba uko ubushuhe bugenda. Nta cyuho cyangwa ibimeneka bigomba kuba biri imbere cyangwa inyuma y'ubushuhe mbere yuko intera iri hagati y'ibipande igabanuka ikagera munsi ya bibiri bya gatatu by'umurambararo w'inyuma w'umuyoboro.
2. Mu ntambwe ya kabiri, gupfunyika bigomba gukomeza nk'ikizamini cyo gupfunyika kure y'umuyoboro. Muri iki cyiciro, nta cyuho cyangwa ibimeneka bigomba kuba biri imbere cyangwa inyuma y'umuyoboro, mbere y'uko intera iri hagati y'ibipande igabanuka ikagera munsi ya kimwe cya gatatu cy'umurambararo w'inyuma w'umuyoboro, ariko ntabwo iri munsi y'inshuro eshanu z'ubunini bw'urukuta rw'umuyoboro.
3. Mu ntambwe ya gatatu, ari cyo kizamini cyo gusuzuma niba ari cyiza, gupfunyika bigomba gukomeza kugeza igihe icyitegererezo cy’ikizamini cyamenetse cyangwa inkuta z’icyitegererezo cy’ikizamini zihuye. Ibimenyetso by’ibikoresho byashyizwemo laminated cyangwa bidafite akamaro cyangwa se ibintu byuzuye ubushuhe byagaragajwe n’ikizamini cyo gupfunyika bizaba impamvu yo kwangwa.
Videwo iri hepfo igaragaza intambwe ya kabiri y'igerageza ryo gupfunyika.
Gupima umugozi ni ikizamini cy'ingenzi mu igenzura ry'imiyoboro y'icyuma, gishobora kugenzura imbaraga zo gukurura no kugenda neza kw'umuyoboro. Ku miyoboro y'icyuma ya ASTM A53 Grade B ERW, imbaraga nke zo gukurura zisabwa ni 415 MPa, naho imbaraga nke zo gutanga umusaruro ni 240 MPa.
Hasi ni videwo y'igerageza ry'igerageza rya tensile:
Nk'umucuruzi w'imiyoboro y'ibyuma w'umwuga kandi wizewe mu Bushinwa,Botop Steelyiyemeje guha abakiriya ibikoresho by'imiyoboro y'icyuma byiza kandi bihendutse, igenzura ko buri muyoboro uva mu ruganda rwacu wujuje ibisabwa.
Nyamuneka andika ubutumwa igihe icyo ari cyo cyose. Botop Steel izishimira kugukorera.
Igihe cyo kohereza: Kamena-04-2025