Gusudira umuyoboro w'amazi bifite imikorere yizewe
| Igisanzwe | Igipimo cy'icyuma | Ibikubiye mu ruganda | Imiterere y'amaboko | Ikizamini cya Charpy Impact Test n'Ikizamini cya Drop Weight Tear Test | ||||||||||||||
| C | Si | Mn | P | S | V | Nb | Ti | CEV4)(%) | Ingufu z'umusaruro wa Rt0.5 Mpa | Imbaraga zo gukurura za Rm Mpa | Rt0.5/ Rm | (L0=5.65 √ S0)Uburebure A% | ||||||
| umubare ntarengwa | umubare ntarengwa | umubare ntarengwa | umubare ntarengwa | umubare ntarengwa | umubare ntarengwa | umubare ntarengwa | umubare ntarengwa | Ibindi | umubare ntarengwa | umunota | umubare ntarengwa | umunota | umubare ntarengwa | umubare ntarengwa | umunota | |||
| L245MB | 0.22 | 0.45 | 1.2 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 245 | 450 | 415 | 760 | 0.93 | 22 | Ikizamini cy'ingaruka za Charpy: Ingufu zifata umuyoboro w'imiyoboro n'umushonge w'ubudozi bigomba kugeragezwa nk'uko bisabwa mu gipimo cy'umwimerere. Kubindi bisobanuro, reba igipimo cy'umwimerere. Ikizamini cyo gukata ibiro: Ahantu ho gukata ubwanwa hifashishijwe uburyo bwo guhitamo | |
| GB/T9711-2011(PSL2) | L290MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 290 | 495 | 415 | 21 | |||
| L320MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
| L360MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
| L390MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
| L415MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1) 2) 3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
| L450MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
| L485MB | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
| L555MB | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1) 2) 3 | Ibiganiro | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
| Icyitonderwa: | ||||||||||||||||||
| 1) 0.015 ≤ Altot < 0.060 ; N ≤ 0.012 ; AI - N ≥ 2—1 ; Cu ≤ 0.25 ; Ni ≤ 0.30 ; Cr ≤ 0.30 ; Mo ≤ 0.10 | ||||||||||||||||||
| 2)V+Nb+Ti ≤ 0.015% | ||||||||||||||||||
| 3)Ku bijyanye n'ibiciro byose by'icyuma, Mo ishobora ≤ 0.35%, hakurikijwe amasezerano. | ||||||||||||||||||
| 4) CEV = C + Mn / 6 + (Cr + Mo + V) / 5 + (Cu + Ni) / 5 | ||||||||||||||||||
Akamaro k'ikigo
Uruganda rwacu ruherereye i Cangzhou, mu Ntara ya Hebei, kandi twagiye ku isonga mu gukora imiyoboro y'ibyuma byiza kuva twashingwa mu 1993. Uruganda rwacu rufite ubuso bwa metero kare 350.000, rufite umutungo wa miliyoni 680 z'amanyarwanda, rushobora gukora toni 400.000 z'imiyoboro y'ibyuma ku mwaka, kandi rufite abanyamwuga 680 b'inzobere.
Intangiriro y'ibicuruzwa
Ubwitange bwacu mu kuba indashyikirwa bugaragarira mu nzira yacu yo gusudira arc, ikaba ari intambwe ikomeye mu gukora umuyoboro wacu ukozwe mu buryo bw'umwuka. Iri koranabuhanga rikoresha ubushyuhe bwinshi kugira ngo rishyireho isano ikomeye kandi irambye hagati y'imiyoboro, rituma ibicuruzwa byacu bitanga umusaruro wizewe ndetse no mu bihe bigoye cyane. Waba uri mu nganda zikora gaze karemano cyangwa ukeneye ibisubizo byizewe byo gukoresha imiyoboro ku zindi porogaramu, imiyoboro yacu izahura kandi irenze ibyo witeze.
Twibanda ku bwiza n'udushya, twishimira gutanga imiyoboro ikora neza kandi irambye.umuyoboro ushongeshejwe ku buryo bw'uruzigazikomeye kandi ziramba, kandi zikora neza cyane, bigatuma ziba nziza ku mishinga isaba kwizerwa no kuramba.
Ikiranga nyamukuru
Kimwe mu bintu by'ingenzi bigize ubushuhe bw'imiyoboro ni ukwishingikiriza ku bushuhe bw'imiyoboro, uburyo bukoresha ubushyuhe bwinshi kugira ngo bushyireho imikoranire ikomeye kandi irambye hagati y'imiyoboro y'ibyuma. Iyi gahunda ni ingenzi cyane kugira ngo umusaruro wa nyuma ube mwiza kandi wizewe, cyane cyane mu bikorwa aho umutekano n'imikorere ari ingenzi cyane, nko gutwara gazi karemano.
Uburyo bwo gusudira arc busaba gushongesha impande z'umuyoboro no kuwuhuza, bigatuma habaho isano idahindagurika ishobora kwihanganira umuvuduko mwinshi n'ibihe bikomeye. Ubu buryo ntibwongera imbaraga z'umuyoboro gusa, ahubwo bunatuma igihe cyo kuwukoresha kirushaho kuba cyiza, bigatuma uba amahitamo meza mu bikorwa bitandukanye by'inganda.
Byongeye kandi, ubuhanga n'ubuhanga bikenewe mu gusudira imiyoboro bigaragaza kandi ubwitange bw'ikigo mu ireme. Mu gushora imari mu ikoranabuhanga rigezweho no mu bakozi b'abahanga, uruganda rwa Cangzhou rugenzura ko buri muyoboro wose usukwa ukurikije amahame akomeye y'inganda, bigatuma abakiriya bagira amahoro yo mu mutima no kwizera ibicuruzwa.
Akamaro k'ibicuruzwa
Imwe mu nyungu zikomeye zo gusudira imiyoboro y'amazi ni ubushobozi bwayo bwo gukora ingingo zikomeye zishobora kwihanganira umuvuduko mwinshi n'ibihe bikomeye. Ibi ni ingenzi cyane mu nganda zikora gaze karemano, aho ubuziranenge bw'imiyoboro ari ingenzi cyane. Uburyo bwo gusudira imiyoboro y'amazi butumagusudira umuyoboroNtabwo ari ikomeye gusa ahubwo inahoraho, bigabanya ibyago byo kuva amazi no kwangirika. Byongeye kandi, ubushobozi bwo gusudira imiyoboro butuma abakora imiyoboro myinshi y'icyuma ikora vuba kugira ngo ihuze n'ibyifuzo biri kwiyongera ku isoko.
Ibura ry'ibicuruzwa
Iyi gahunda isaba abakozi b'abahanga no kugenzura neza ibipimo byo gusudira kugira ngo hirindwe inenge nko kuba hari imyenge cyangwa kutagira aho bihurira. Ibi bibazo bishobora kwangiza ubwiza bw'umusaruro wa nyuma ndetse bigatera ibyago bishobora guteza umutekano muke.
Byongeye kandi, ubushyuhe bwinshi bwo gusudira arc bushobora guteza ibibazo bisigaye mu bikoresho, ibyo bikaba byagira ingaruka ku mikorere y'igihe kirekire y'umuyoboro.
Ibibazo Bikunze Kubazwa
Q1: Gusudira arc ni iki?
Gusudira umugozi ni uburyo bukoresha ubushyuhe bwinshi buturuka ku mugozi w'amashanyarazi kugira ngo ushongeshe kandi uhuze amabati y'ibyuma. Ku mugozi usudira umugozi, ubu buryo ni ingenzi kugira ngo habeho isano ikomeye hagati y'imigozi, ibyo bikaba ingenzi ku mikorere n'ubuzima bw'umugozi.
Q2: Kuki gusudira arc ari ingenzi ku miyoboro ya gaze karemano?
Imiyoboro ya gaze karemano igomba kubahiriza amahame akomeye y’umutekano n’ubwizerwe. Uburyo bwo gusudira arc butuma imiyoboro ya arc ishobora kwihanganira umuvuduko mwinshi no kurwanya ingese, bigatuma iba nziza cyane mu gutwara gaze karemano mu ntera ndende.
Q3: Kompanyi yawe iherereye he?
Uruganda rwacu ruherereye i Cangzhou, mu Ntara ya Hebei, agace kazwiho imbaraga z'inganda. Isosiyete yacu yashinzwe mu 1993 kandi yakuze cyane kugeza ku buso bwa metero kare 350.000 kandi ikoresha abakozi 680 bitanze.
Q4: Ubushobozi bwawe bwo gukora ni ubuhe?
Twishimiye gukora toni 400.000 z'imiyoboro y'icyuma izunguruka buri mwaka. Ubu bunini butangaje bw'umusaruro ni igihamya cy'ubwitange bwacu mu ireme n'imikorere myiza mu nganda zacu.






