| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
No corrections yet. Use the flag at the end of a row to report an issue. | ||||
Automatic mm / inch conversion · Core engineering specifications
| Overall per-seat dimensions | 590 x 800 x 1030 mm (W x D x H with tablet open) | |
|---|---|---|
| Seat center-to-center spacing | 590 mm | |
| Seat height from finished floor | 460 mm | |
| Seat inner usable width | 500 mm | |
| Seat cushion foam dimensions | 460 x 445 x 150 mm | |
| Backrest foam dimensions | 455 x 680 x 135 mm | |
| Folding writing tablet dimensions | 300 x 258 x 15 mm | |
| Armrest top height from floor | 645 mm | |
| Perforated modesty rear panel thickness | 17 mm | |
| Minimum recommended row-to-row spacing | 950 mm | |
| Metal support leg foot print length | 320 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Per-seat net weight | 28 kg | |
|---|---|---|
| Recommended static user load capacity | 150 kg | |
| Seat cushion foam density | 65 kg/m³ | |
| Backrest foam density | 55 kg/m³ | |
| Foam rebound rate | 60% | |
| Fabric upholstery abrasion resistance | 50000 Martindale cycles | |
| Seat return mechanism cycle life | 100000 cycles | |
| Standard product warranty | 5 years | |
| Service life under normal public use | 10 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Heavy-duty commercial knitted fabric, red color, optional flame-retardant treatment | |
|---|---|---|
| Seat cushion core | Cold-cured high-resilience polyurethane foam, 150mm thick, 65kg/m³ density | |
| Backrest cushion core | Cold-cured high-resilience polyurethane foam, 135mm thick, 55kg/m³ density | |
| Armrests and trim | Solid beech wood, clear lacquer finish, smooth rounded edges | |
| Rear modesty panel | Perforated multi-layer hardwood veneer panel, matte light wood finish, acoustic ventilation holes | |
| Structural frame and legs | Polished die-cast aluminum alloy, 3mm wall thickness, corrosion-resistant polished finish | |
| Folding writing tablet | Rigid black ABS panel, 15mm thick, PVC edge binding, mounted on aluminum swivel bracket | |
| Side panels | Upholstered red fabric over 12mm thick plywood backing, matching seat/back color | |
| Seat return mechanism | Dual torsion spring with hydraulic damper, steel bracket hardware, low-noise operation | |
| Seat internal support frame | 1.5mm thick cold-rolled steel frame, powder-coated black for corrosion resistance | |
| Floor mounting hardware | Galvanized steel expansion anchors, concealed under polished aluminum foot plates | |
| Upholstery seam stitching | High-strength polyester thread, 8 stitches per inch seam pitch for durability |
Adjustment / rotation / tilt / mobility / storage features
| Seat tip-up return | Gravity-assisted damped spring return, automatically folds upward when unoccupied, slow silent operation | |
|---|---|---|
| Swivel writing tablet | Rotates out from under right armrest, tilts 6.5 degrees upward for writing ergonomics, folds flush when stored | |
| Fixed floor mounting | Secured to concrete or raised finished floor with expansion anchors, no movement during use | |
| Row installation compatibility | Modular design allows linked row assembly of 2+ seats, aligned uniform spacing between units | |
| Acoustic modesty panel | Perforated rear wood panel provides sound ventilation and modesty screening for rear row occupants | |
| Writing tablet lock | Positive detent lock holds tablet fully extended in use position, locks flush when stored to prevent rattle | |
| Fabric maintenance | Stain-resistant treated fabric allows spot cleaning with mild detergent for high-traffic public use | |
| Backrest recline angle from vertical | 17 degrees | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Height Adjustment Stroke | 100 mm continuous travel | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm | |
| Reference Packaged Gross Weight | 23 kg/set | |
| Reference Carton Volume | 0.26 m³/set | |
| Indicative 20GP Loading | 135 sets at 85% space utilization | |
| Indicative 40HQ Loading | 320 sets at 85% space utilization |
Recommended spaces / users / usage modes
| University lecture halls | Fixed row seating with writing tablet supports note-taking during long class sessions | |
|---|---|---|
| Theater and performance auditoriums | Upholstered comfort and silent tip-up seat suit spectator use during performances | |
| Conference and convention centers | Formal uniform appearance and writing surface support meeting and seminar events | |
| Government and institutional meeting halls | Durable fixed construction and formal red/wood finish match official venue design standards | |
| Corporate training rooms | Fixed row layout with writing tablets supports structured training and presentation activities | |
| Recommended Matching Desk Size | 2.4 m executive desk | |
| Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing |
EU Market Access Requirements* EN Standards
| EN 12727:2017 | Furniture - Ranked seating for public areas - Safety and strength requirements | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignition resistance - smouldering cigarette test | |
| EN 1021-2:2014 | Upholstered furniture ignition resistance - match flame test |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to wood trim and panel components | |
|---|---|---|
| GB 20286-2006 | Flame retardant performance requirements for public venue furniture upholstery, optional fire-rated configuration | |
| GB/T 39223-2020 | Performance test methods for public seating durability and stability |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to wood trim and panel components; 2. GB 20286-2006: Flame retardant performance requirements for public venue furniture upholstery, optional fire-rated configuration; 3. GB/T 39223-2020: Performance test methods for public seating durability and stability; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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