HSS bivuze igice cy'icyuma gifite ubugari. Igice cy'icyuma gifite ubugari (HSS) kigizwe gusa n'icyuma cyubatswe ku buryo busanzwe. Icyuma gifite ubugari buciriritse gihinduka buhoro buhoro mu buryo butandukanye binyuze mu gusudira impande nk'uruziga cyangwa uruziga, uruziga, kare, na mpandeshatu mu gihe cyo gukora. Igice gifite ubugari bunini n'uruziga rimwe na rimwe cyitwa ibice by'icyuma bifite ubugari cyangwa agasanduku.
Igice cy'icyuma gishyushye cya Youfa gikozwe mu buryo bworoheje
Ibice by'icyuma gito gifite ubugari, bizwi kandi nka tube y'icyuma cyangwa ibice by'imiterere y'ubugari, ni ubwoko bw'icyuma gikozwe mu gice cy'umuyoboro w'ubugari. Ibice by'icyuma gito gifite ubugari bishyirwa mu byiciro bitatu by'ingenzi: ibice by'ubugari by'urukiramende (RHS), ibice by'ubugari by'urukiramende (SHS) n'ibice by'ubugari by'uruziga (CHS). Buri bwoko bw'ibice by'ubugari bufite imiterere yabwo kandi bukora ku ntego runaka. Ibice by'ubugari by'icyuma gito bifite ubugari bw'ubukonje n'ubushyuhe, S275 na S355. Ibice by'ubugari by'icyuma gito bikunze gukoreshwa mu bwubatsi bwinshi no mu mashini, aho bikoreshwa nk'inkingi, inkingi, inkingi n'imitako.
Ibipimo ngenderwaho n'urwego rw'icyuma cy'ibice by'icyuma bifite ububobere
| Amahame | GB/T3091 GB/T13973 | API 5L ASTM A53 | ISO65 | BS1387 EN10219 | DIN2440 | JIS G3444 |
| Igipimo kingana urwego rw'icyuma | Q195 | GR.A | √ | S195 | S195 | - |
| Q235 | GR.B | - | S235 | - | STK400 | |
| Q355 | GR.C | - | S355 | - | STK490 |
Imiterere ya shimi y'ibice by'imiterere y'ibice by'ubururu
| Igice cy'icyuma cyoroshye gifite ububobere bw'imiti, Uburemere≤16mm | |||||||||||
| Igisanzwe | Igipimo cy'icyuma | C (ntarengwa.)% | Si (ntarengwa.)% | Mn (ntarengwa.)% | P (ntarengwa.)% | S (ntarengwa.)% | Cr (ntarengwa.)% | Ni (ntarengwa.)% | Cu (ntarengwa.)% | N (ntarengwa.)% | CEV (ntarengwa.)% |
| GB/T 700-2006 | Q235A | 0.22 | 0.35 | 1.4 | 0.045 | 0.05 | - | - | - | - | - |
| GB/T 700-2006 | Q235B | 0.2 | 0.35 | 1.4 | 0.045 | 0.045 | - | - | - | - | - |
| GB/T1591—2018 | Q355B | 0.24 | 0.55 | 1.6 | 0.035 | 0.035 | 0.3 | 0.3 | 0.4 | 0.012 | 0.45 |
Imiterere ya tekiniki y'ibice by'icyuma cyoroshye gifite ubugari
| Imiterere ya mekanike, Uburemere≤16mm | |||
| Igisanzwe | Umusaruro muto cyane imbaraga MPa | Imbaraga zo gukurura MPa | Uburebure buke % |
| GB/T 700-2006 | 235 | 370-500 | 26 |
| GB/T 700-2006 | 235 | 370-500 | 26 |
| GB/T1591—2018 | 355 | 470-630 | 20 |
Ibice by'icyuma gikozwe mu cyuma cya Youfa gikozwe mu cyuma gishyushye kandi gikoze mu byuma bito bito
1. Igice cy'icyuma gikozwe mu cyuma gikozwe mu lisansi
2. Igice cy'icyuma gikozwe muri RHS SHS cya galvanised
Igihe cyo kohereza: 25 Nyakanga-2025