| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall unit dimensions (2 adjacent seats) | 1160 x 780 x 1080 mm | |
|---|---|---|
| Seat center-to-center distance | 580 mm | |
| Seat height (floor to top of seat cushion) | 449 mm | |
| Seat usable depth | 480 mm | |
| Backrest total height (seat surface to top of back) | 631 mm | |
| Armrest height (floor to top of wood arm cap) | 660 mm | |
| Writing tablet usable surface dimensions | 273 x 253 x 12 mm | |
| Writing tablet height above finished floor | 611 mm | |
| Aluminum floor mounting foot footprint | 310 x 233 mm | |
| Seat tip-up folded depth (stowed position) | 580 mm | |
| Solid wood armrest cap thickness | 30 mm | |
| Perforated wood modesty panel thickness | 15 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
| Seat assembly static load capacity | 160 kg | |
|---|---|---|
| Seat cushion foam density | 55 kg/m³ | |
| Backrest foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Upholstery fabric abrasion resistance | 50000 cycles | |
| Fabric surface performance | Stain-resistant, antistatic, abrasion-resistant | |
| Seat tip-up mechanism cycle life | 50000 cycles | |
| Powder-coated metal frame salt spray corrosion resistance | 48 hours | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Gray woven commercial polyester fabric | |
|---|---|---|
| Seat cushion core | Cold-molded high-resilience polyurethane foam | |
| Backrest cushion core | Cold-molded supportive polyurethane foam | |
| Armrest caps and trim | 30mm thick solid beech hardwood with clear lacquer finish | |
| Inter-seat modesty/side panels | 15mm thick perforated wood veneer plywood with walnut finish | |
| Structural support legs | 8mm thick die-cast aluminum alloy with silver powder coating | |
| Folding writing tablet surface | 12mm thick MDF core with matte black high-pressure laminate top | |
| Writing tablet hinge mechanism | Die-cast aluminum alloy bracket with steel pivot pins | |
| Seat inner support frame | 2.0mm thick cold-rolled steel frame with electrostatic powder coat | |
| Seat return mechanism | Steel torsion spring with integrated damping buffer | |
| Fasteners for floor installation | Hex socket expansion bolts with decorative dust caps | |
| Upholstery stitching | Reinforced polyester thread with 8mm seam pitch |
Adjustment / rotation / tilt / mobility / storage features
| Floor-mounted fixed installation | Permanent attachment to concrete or raised access floors via expansion anchor bolts | |
|---|---|---|
| Tip-up seat cushion | Spring-damped automatic return to vertical stowed position when unoccupied | |
| Swing-out writing tablet | Pivots 90 degrees from stowed armrest position to horizontal use position, folds flush when not in use | |
| Perforated wood modesty panels | Mounted between adjacent seats for visual privacy and acoustic damping | |
| Ganged adjacent seat configuration | Two seats linked by shared central support and divider panel for continuous row installation | |
| Cushion ergonomic contouring | Segmented channel-stitched seat and back with lumbar support zone | |
| Writing tablet stowage | Tablet stores fully within armrest assembly when folded to avoid aisle obstruction | |
| Optional accessory compatibility | Pre-drilled mounting points for row/seat number plates, rear book nets, and cup holders | |
| 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
| Gross weight per 2-seat unit | 52 kg | |
|---|---|---|
| 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
| Academic lecture halls | Permanent rowed installation with writing tablets supports note-taking for 3 hour classes and lectures | |
|---|---|---|
| Conference and assembly halls | Formal wood-trim aesthetic with acoustic perforated panels suits corporate and government event spaces | |
| Performing arts theaters and auditoriums | Tip-up seats with quiet return provide clear egress, upholstered padding suits extended performance viewing | |
| Corporate training rooms | Fixed floor mounting eliminates furniture movement during interactive sessions, integrated tablets remove need for separate desks | |
| Campus multi-purpose halls | Durable commercial-grade construction withstands daily high-volume student use, modular ganged design allows flexible row lengths | |
| Government hearing and meeting rooms | Formal professional appearance with permanent installation supports structured public meetings and hearings | |
| 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
| Auditorium seating safety requirements | EN 12727:2016 | |
|---|---|---|
| Upholstered furniture combustion resistance | EN 1021:2014 |
US and Canada office-furniture standards
| Public lounge seating performance | ANSI/BIFMA X2020 |
|---|
Standards applicable to China-market projects
| Public seating mechanical safety | GB/T 35452 | |
|---|---|---|
| Furniture flame retardant performance | GB 20286 | |
| Furniture surface coating safety | GB 18581 |
This product must meet the following technical requirements: 1. Public seating mechanical safety: GB/T 35452; 2. Furniture flame retardant performance: GB 20286; 3. Furniture surface coating safety: GB 18581; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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