supply of non - revolving & non - tilting chair wi [non - revolving & non - tilting chair with armrest, chair understructure type - cantilever; understructure material - erw tube conforming to is:1161 latest; section size (diameter/sides) of understructure should be 25mm with 1.2 mm wall thickness; understructure finish - powder coating ; seat base material - mild steel frame ; seat material - moulded pu with minimum 55 kg per cubic meter density; thickness of pu used in seat - minimum 45mm; seat height from floor surface should be minimum 475mm ; width of seat should be minimum 460mm; depth of seat should be minimum 480mm ; seat upholstery material shall have polyester fabric; backrest and its frame material shall have hot pressed plywood; density of pu used in backrest should be minimum 56kg per cubic meter with thickness of 52mm ; backrest should have 475 mm in width and 480mm in height; backrest upholstery material should have polyester fabric; fixed continuous armrest should have pu-polyurethane understructure material and top material. the item shall have minimum 01 year replacement warranty (onsite) for any defecates. make godrej/nilkamal/krishtha/castlery etc.] , non - revolving & non - tilting chair with armrest, chair understructure type - cantilever; und erstructure material - erw tube conforming to is:1161 latest; section size (diameter/sides) of understructu re should be 25mm with 1.2 mm wall thickness; understructure finish - powder coating ; seat base material - mild steel frame ; seat material - moulded pu with minimum 55 kg per cubic meter density; thickness of p u used in seat - minimum 45mm; seat height from floor surface should be minimum 475mm ; width of seat should be minimum 460mm; depth of seat should be minimum 480mm ; seat upholstery material shall hav e polyester fabric; backrest and its frame material shall have hot pressed plywood; density of pu used in b ackrest should be minimum 56kg per cubic meter with thickness of 52mm ; backrest should have 475 mm i n width and 480mm in height; backrest upholstery material should have polyester fabric; fixed continuous armrest should have pu-polyurethane understructure material and top material. the item shall have minim um 01 year replacement warranty (onsite) for any defecates. batter make godrej/nilkamal/krishtha/castler y etc. [ warranty period: 24 months after the date of delivery ] ]