UPN
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Igurishwa ry’uruganda mu buryo butaziguye ry’ubwiza bwo hejuru, igiciro gishimishije mu irushanwa ry’icyuma gikozwe mu buryo bwa U-shaped channel galvanized Steel-shaped U-shaped
Icyuma gifite ishusho ya U gifite umwanya ukomeye mu nyubako zigezweho, ahanini bigaragarira mu mbaraga zacyo nziza n'ubudahangarwa, ku buryo gishobora kwihanganira imitwaro iremereye kugira ngo inyubako igire umutekano n'ubudahangarwa. Muri icyo gihe, igishushanyo mbonera cyoroheje cy'icyuma gifite ishusho ya U kigabanya uburemere bw'inyubako, bityo bikagabanya ikiguzi cy'urufatiro n'inyubako y'inkunga, kandi bikanoza ubukungu. Umusaruro wacyo usanzwe n'uburyo bworoshye bwo kubaka byongera cyane imikorere myiza y'inyubako kandi bikagabanya igihe cy'imishinga, cyane cyane ku mishinga isaba ko igezwaho vuba.
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Kugurisha mu buryo butaziguye icyuma gikozwe mu buryo bwa U-groove cyakozwe mu ruganda rw'Ubushinwa gifite imiterere ya U-groove nziza cyane
Icyuma gifite ishusho ya U ni ubwoko bw'icyuma gifite ishusho ya U gifite imbaraga nyinshi kandi kidahindagurika neza, kikaba kibereye gutwara imizigo iremereye. Uburemere bwacyo bworoheje, cyoroshye gutwara no gushyiramo, kandi gishobora gusudira neza, kibereye guhuzwa n'ibindi bikoresho. Byongeye kandi, icyuma gifite ishusho ya U gikunze kuba gikozwe mu mabati kandi gifite ubudahangarwa bukomeye bwo kwangirika. Gikoreshwa cyane mu bwubatsi, mu biraro, mu nganda zikora imashini n'ahandi, ni ibikoresho by'ingenzi mu bwubatsi.
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IMIYOBORO Y'UBURAYI YA UPN (UNP)
Imbonerahamwe iriho ubu igaragaza imiyoboro ya U (UPN, UNP) isanzwe y'i Burayi,Ishusho y'icyuma ya UPN(Umurabyo wa UPN), ibisobanuro, imiterere, ingano. Byakozwe hakurikijwe ibipimo:
DIN 1026-1: 2000, NF A 45-202: 1986
EN 10279: 2000 (Kwihanganirana)
EN 10163-3: 2004, icyiciro cya C, icyiciro cya 1 (Imiterere y'ubuso)
STN 42 5550
ČTN 42 5550
TDP: STN 42 0135 -
Umuyoboro mwiza w'icyuma gishyushye gishyushye gikozwe mu cyuma cya Carbon U Beam C Channel Icyuma cy'umukara gikozwe mu cyuma cya Upn Channel
Imbonerahamwe igezweho igaragaza ibipimo ngenderwaho by'i BurayiImiyoboro ya U (UPN, UNP),
Ibisobanuro, imiterere, n'ingano y'imitako ya UPN, bikorwa hakurikijwe ibipimo bikurikira:
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DIN 1026-1:2000
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NF A 45-202:1986
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EN 10279:2000– Kwihanganirana
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EN 10163-3:2004– Imiterere y'ubuso, Icyiciro cya C, Icyiciro cya 1
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STN 42 5550
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ČTN 42 5550
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TDP: STN 42 0135
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