UPN
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Chiteshi cheCarbon U Beam C Channel chemhando yepamusoro chakanaka chemhando yepamusoro chesimbi nhema yesimbi yepamusoro
Tafura iripo inomiririra mwero weEuropeNzira dzeU (UPN, UNP),
Magadzirirwo, hunhu, uye saizi yematanda eUPN, anogadzirwa zvichienderana nezviyero zvinotevera:
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DIN 1026-1:2000
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NF A 45-202:1986
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EN 10279:2000- Kushivirira
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EN 10163-3:2004- Mamiriro epamusoro, Kirasi C, Chikamu 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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