Imbonerahamwe iriho yerekana imiyoboro isanzwe yu Burayi (UPN, UNP),UPN umwirondoro(UPN beam), ibisobanuro, imitungo, ibipimo.Yakozwe ukurikije ibipimo:
DIN 1026-1: 2000, NF A 45-202: 1986
EN 10279: 2000 (Ubworoherane)
EN 10163-3: 2004, icyiciro C, icyiciro cya 1 (Imiterere yubuso)
STN 42 5550
ČTN 42 5550
TDP: STN 42 0135