Qeybka rebar 16mm (qoraalka xiriirka 16mm, ~0.63 duqqa) waxaa lagu yeerayaa dhinac ah ee dhalinyarada iibka, ku amar doonaa u dirir kartid in ay ku jiraan qofka caawimaadka, caawimaadka caruurta, iyo shirkadda joogga la xirfadhiyay oo ka mid ah kood ka iibisay. Qeybka ka mid ah ugu yaraan baabbiinka iyo degmaha: fiican HRB 400 16mm rebar ugu yaraan CNY 3,800–4,500/ton (\(550–\)650/ton), wuxuu isku soo saaray billooyinka iyo siyasaas daraawiinta iibka ee gobolka. Dhexe North America, ASTM A615 Grade 60 16mm rebars ugu yaraan US\(750–\)850/ton, wuxuu isku soo saaray qofka alloy oo ugu yaal OSHA safety standards. Degmaha ka mid ah ugu yaraan hore: 1) macluuma: microalloyed steels ee gradaha dhexdhammaadka ka soo baxay \(50–\)80/ton; 2) coating: hot dip galvanization ka soo baxay \(100–\)150/ton, markii aysan epoxy coating (ASTM A775) ka soo baxay \(180–\)250/ton; 3) logistics: daacadkii dhaqanka (\(20–\)50/ton) iyo taxka import (5–15% ee ugu yaraan fiican kale ama India). Xiriirka qeybka ugu yaraan ku sameyn doontaan demandka magaceed (peak ee ku jira Q2/Q3 ee iibka) iyo hadooyinka dunida (mishe COVID 19 lockdowns waxay ku caddeyn doonaa xiriir 20% 2021 ee ku jira supply chain disruptions). Suppliersna waa la soo horjeeddo alerts qeybka ee ku jira contract clients, sidaas oo aan hedging options ku soo socdo raw material volatility, si aad ugu yaraan predictability ee budgeting ee project ee constructions ee ka mid ah apartment complexes ama retail buildings.