Features: 1) SYI cast manhole covers and gully gratings are manufactured by SYI Foundry for construction and public use 2) Smooth and free from sand holes, blow holes, distortion or any other defects 3) Materials: a) Ductile iron GGG500-7 and 400-12 or ASTM-A-536 Grade 80-55-06 b) Grey iron GG20, 25, 30, 35 or ASTM-A-48 Class 30B or 35B c) Aluminum extrusion and welding d) Aluminum casting e) Reinforced plastics 4) Designs: a) EN124 A15, B125, C250, D400, E600 and F900 b) A-A60005 for casting design c) KS Standard d) Major standards designs available e) As per customers\'\' drawings or samples 5) Processes: a) Automatic machine lines b) Lost foam casting c) Moulding boards d) Green sand with hand moulding 5) Inscription styles: a) SYI Foundry b) As per customers\'\' requests c) Standard inscription 6) Coating: a) Cold applied black bitumen b) Without coating c) Coating as per customers\'\' requirements 8) Inspection: a) Foundry in-house b) Third party inspection available upon request 9) Guarantee: SYI Foundry will replace any heavy duty castings that have been properly installed and broken in normal use, free of charge after receipt of the broken castings 10) Different accessories are available Packing: Wooden pallet, steel pallet, or as per customers\'\' requirements