| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W x D x H) | 580 x 720 x 1010 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
| Single-seat net weight | 28 kg | |
|---|---|---|
| Static load capacity per seat | 160 kg | |
| Recommended maximum user weight | 120 kg | |
| Fabric abrasion resistance (Martindale) | 50000 cycles | |
| Foam density (seat cushion) | 45 kg/m³ | |
| Foam density (backrest cushion) | 35 kg/m³ | |
| Foam rebound rate | 45% | |
| Seat tip-up mechanism cycle life | 50000 cycles | |
| 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 backrest upholstery | Woven polyester fabric, light beige, fire-retardant treated | |
|---|---|---|
| Seat cushion padding | 45 kg/m³ high-resilience polyurethane foam, 80 mm thick | |
| Backrest padding | 35 kg/m³ polyurethane foam, 60 mm thick | |
| Seat underside panel | 12 mm perforated beech plywood with clear matte lacquer finish | |
| Armrest tops | Solid beech wood with smooth natural finish, 40 mm wide | |
| Support frame and uprights | 1.8 mm thick powder-coated square steel tubing, light gray finish | |
| Seat pivot hardware | Die-cast aluminum alloy brackets with steel pivot pins, gray finish | |
| Floor mounting base plates | 3 mm thick black powder-coated steel, pre-drilled for anchor bolts | |
| Side modesty panels | Fabric-upholstered 9 mm plywood panels matching seat upholstery | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Gas-lift Engineering Specification | Recommended Class 4; outer tube 50 mm; stroke 100 mm |
Adjustment / rotation / tilt / mobility / storage features
| Seat operation | Gravity-actuated automatic tip-up folding seat, returns to vertical position when unoccupied | |
|---|---|---|
| Installation method | Floor-fixed mounting via base plates with M10 expansion anchor bolts | |
| Side panel configuration | Integrated upholstered modesty panels between adjacent seats to block sightlines | |
| Number card slot | Recessed slot at outboard armrest end for row/seat number plate | |
| Noise damping | Silicone rubber buffers at pivot points to eliminate impact noise when seat folds | |
| Optional accessory mounting | Pre-drilled mounts on outboard armrests for cup holders or writing tablets | |
| Seat panel ventilation | Perforated plywood seat underside to reduce trapped heat for seated users | |
| Row alignment | Interlocking frame connectors for straight, uniform row installation | |
| 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
| Cinema multiplexes | Suitable for permanent row installation with tip-up seats for unobstructed egress between rows | |
|---|---|---|
| University lecture halls | Appropriate for long-duration student seating with padded upholstery and robust metal frame | |
| Theater and performing arts venues | Compliant with sightline and egress requirements for fixed audience seating | |
| Corporate conference auditoriums | Neutral beige finish matches professional formal interior design schemes | |
| Government assembly halls | Durable construction supports high-frequency public use over long service life | |
| School multi-purpose halls | Low-maintenance fabric and wood finishes withstand regular student use | |
| 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
| Furniture strength and stability | EN 12727:2000 | |
|---|---|---|
| Upholstered furniture fire safety | EN 1021:2006 | |
| Furniture mechanical safety | EN 1728:2012 |
US and Canada office-furniture standards
| Seating durability requirement | ANSI/BIFMA X2017 | |
|---|---|---|
| Hardware corrosion resistance | ANSI/BIFMA X2021 |
Standards applicable to China-market projects
| Public seating safety requirement | GB 28007 | |
|---|---|---|
| Upholstery fire resistance | GB 20286 | |
| Steel frame coating requirement | GB/T 19001 |
This product must meet the following technical requirements: 1. Public seating safety requirement: GB 28007; 2. Upholstery fire resistance: GB 20286; 3. Steel frame coating requirement: GB/T 19001; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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