nti-corrosion, durable and long working life
3. Beautiful appearance, bright surface
4. No dirt-rain-snow deposit, automatic cleaning, easy maintenance
5. Good ventilation, day-lighting, heat-dispersing, resistant to sliding and explosion.
6. Easy installation and disassembly
Quality Standard Qindelin follows in production:
Steel Grating Standard: China YB/T4001-1998
America ANSI/NAAMM (MBG531-88)
Britain BS4592-1987
Australia AS1657-1992
Steel Standard: China GB700-88 / ASTM (A36) / BS4306 (43A