| 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 unit dimensions (2 seats, tablet closed) | 1180 x 661 x 1021 mm | |
|---|---|---|
| Single seat center-to-center width | 590 mm | |
| Seat height above finished floor | 450 mm | |
| Seat cushion usable surface | 470 x 440 x 125 mm | |
| Backrest total height from seat surface | 571 mm | |
| Writing tablet deployed dimensions | 270 x 250 x 12 mm | |
| Wooden armrest cap dimensions | 420 x 80 x 29 mm | |
| Armrest height above floor | 610 mm | |
| Overall depth with writing tablet deployed | 792 mm | |
| Minimum required row spacing | 950 mm | |
| Floor base plate fixing hole pitch | 190 mm | |
| Metal pedestal support footprint per leg | 220 x 80 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 weight capacity | 150 kg | |
| Writing tablet static load capacity | 50 kg | |
| Seat foam density (seat cushion) | 60 kg/m³ | |
| Backrest foam density | 45 kg/m³ | |
| Foam rebound rate | 45 % | |
| Fabric abrasion resistance (Martindale) | 50000 cycles | |
| Seat return damping time | 3 s | |
| Product structural warranty | 8 years | |
| Seat pivot bushing cycle life | 100000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Blue commercial-grade woven polyester fabric | |
|---|---|---|
| Seat cushion core | Cold-molded high-resilience polyurethane foam | |
| Backrest inner panel | 12 mm thick birch plywood panel | |
| Rear seat back shell | Matte black injection-molded polypropylene | |
| Armrest top caps | Solid beech wood with clear matte lacquer finish | |
| Writing tablet substrate | 12 mm thick high-density plywood with wood veneer top | |
| Support frame and pedestals | 3 mm thick cold-rolled steel with black powder coating | |
| Tablet pivot bracket | Die-cast aluminum alloy with black coated finish | |
| Seat pivot shaft | 45# carbon steel with self-lubricating nylon bushings | |
| Armrest side panels | Fabric-upholstered wood composite frame | |
| Floor mounting hardware | Zinc-plated steel expansion bolts with black plastic cover caps | |
| Fabric surface treatment | Anti-fouling, anti-fading stain-resistant coating |
Adjustment / rotation / tilt / mobility / storage features
| Folding seat mechanism | Gravity-assisted damped flip-up seat that returns to vertical position automatically | |
|---|---|---|
| Retractable writing tablet | Fold-out swivel tablet stored flush inside left armrest, deploys to 6.5° writing tilt | |
| Floor-mounted fixed installation | Bolted permanent pedestal attachment to tiered or flat auditorium flooring | |
| Ganged row connection | Linked adjacent seat connectors to maintain uniform row spacing | |
| Ergonomic contoured backrest | Molded lumbar support curve aligned to natural seated spine posture | |
| Shared center armrest | Padded wood-top armrest shared between two adjacent seats | |
| Quiet operation damping | Rubber bumpers at seat rest position to eliminate impact noise during return | |
| Interchangeable color customization | Upholstery available in multiple standard fabric colors to match venue decor | |
| 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 | Suitable for tiered classroom seating with integrated note-taking tablet | |
|---|---|---|
| Multi-purpose auditoriums | Designed for long events, performances and assemblies with quiet flip-up seats | |
| Corporate conference training rooms | Fixed ganged configuration maintains orderly row layout for training sessions | |
| Government and institutional meeting halls | Formal upholstered appearance matches official venue aesthetics | |
| School assembly halls and theaters | High-density seating arrangement maximizes venue capacity without sacrificing comfort | |
| Cinema or performing arts spaces (no tablet variant) | Base seating structure adapts to entertainment venues when tablet is removed | |
| 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 12727:2000 | Applies to strength, durability and safety requirements for tiered fixed auditorium seating | |
|---|---|---|
| EN 1021-1:2014 | Applies to upholstered furniture ignitability resistance to smoldering cigarettes | |
| EN 1021-2:2014 | Applies to upholstered furniture ignitability resistance to match flame equivalent | |
| EN 13761:2002 | Applies to ergonomic dimensions and performance of public seating furniture |
Standards applicable to China-market projects
| GB 28007-2011 | Applies to safety requirements for fixed public seating in auditoriums and lecture halls | |
|---|---|---|
| GB/T 3324-2017 | Applies to general technical requirements for wooden furniture components | |
| GB 20286-2006 | Applies to flame retardant performance requirements for public venue upholstered furniture | |
| GB/T 10357.3-2013 | Applies to strength and durability testing for chair seating surfaces |
This product must meet the following technical requirements: 1. GB 28007-2011: Applies to safety requirements for fixed public seating in auditoriums and lecture halls; 2. GB/T 3324-2017: Applies to general technical requirements for wooden furniture components; 3. GB 20286-2006: Applies to flame retardant performance requirements for public venue upholstered furniture; 4. GB/T 10357.3-2013: Applies to strength and durability testing for chair seating surfaces; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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