... function 4.Over 10years used life Model: electric factory gate Material:Alloy-6063, 201# 304# ... 5days,20GP:10-18daysWidely useful for:Government, company, factory, industrial, mining enterprises, institutions, colleges, stadium and ... entity gates, university gates, schools gates, buildings gates, houses gates, community parks gates, factories & company gates, Bus stop gates, parking lots gates.Second, ...