


Kune akati wandei epasi rose uye epasirese zviyero zvinotonga kugadzirwa uye kunaka kwemachubhu esimbi ane rectangular. Imwe yeanonyanya kuzivikanwa ndeye ASTM (American Society for Testing and Materials) chiyero. ASTM A500, semuenzaniso, inotsanangura zvinodikanwa zvekutonhora - yakaumbwa yakashongedzwa uye isina musono kabhoni simbi yekumisikidza tubing mukutenderera, sikweya, uye rectangular zvimiro. Iyo inovhara zvinhu zvakaita semakemikari kuumbwa, michina zvimiro, zviyero, uye kushivirira
- ASTM A500 (USA): Yakajairwa yakatarwa yekutonhora-yakaumbwa welded kabhoni simbi yekumisikidza tubing.
- EN 10219 (Europe): Cold-formed welded structural hollow zvikamu zve-non-alloy uye fine-grain steels.
- JIS G 3463 (Japan): Carbon simbi rectangular machubhu kune zvakajairwa zvimiro zvinangwa.
- GB/T 6728 (China): Cold-formed welded steel hollow zvikamu zvekushandiswa kwemaitiro.


Rectangular simbi machubhu anoshandiswa mumaindasitiri akasiyana, kusanganisira:
Kuvaka: Kuvaka mafuremu, matrus edenga, makoramu, uye zvivakwa zvinotsigira.
Motokari & Michina: Chassis, roll cages, uye mafuremu emidziyo.
Infrastructure: Mabhiriji, magadhi, uye zvikwangwani zvinotsigira.
Furniture & Architecture: fenicha yemazuva ano, handrails, uye zvimiro zvekushongedza.
Industrial Equipment: Conveyor masisitimu, mareki ekuchengetedza, uye scaffolding.
Mhedziso
Rectangular simbi machubhu inopa hukuru hwekuita kwemaitiro, kuita kwakasiyana-siyana, uye mutengo unoshanda, zvichiita kuti ive sarudzo yakasarudzika muinjiniya nekuvaka. Kutevedzwa nezviyero zvepasi rose kunovimbisa kuvimbika kwakasiyana


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5.Receive the goods and check the quality and quantity. Kurongedza uye kutumira kwauri maererano nezvaunoda. Isu tichakupawo mushure mekutengesa sevhisi kwauri.
Nguva yekutumira: Kubvumbi-15-2025