| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 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 static load capacity | 200 kg | |
|---|---|---|
| Folding seat mechanism cycle life | 50000 cycles | |
| Unit total net weight (2 seats) | 65 kg | |
| Fabric abrasion resistance (Martindale) | 50000 cycles | |
| Backrest tilt angle | 105 degrees | |
| Seat cushion foam density | 45 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Floor mounting pull-out resistance | 8000 N | |
| 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 | Blue polyester woven fabric | |
|---|---|---|
| Seat cushion core | High-density polyurethane foam | |
| Backrest core | Molded high-resilience polyurethane foam | |
| Lower seat modesty panel | Perforated veneer-covered MDF | |
| Armrest top surface | Stained solid beech wood | |
| Support frame and arm brackets | Die-cast aluminum alloy with silver powder coating | |
| Back side divider panels | Fabric-wrapped wood composite | |
| Floor mounting base rail | High-pressure laminated plywood | |
| Folding mechanism hardware | Cold-rolled steel with anti-corrosion coating | |
| Side pocket storage panel | Textured black ABS plastic | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| Seat folding mechanism | Gravity-assisted automatic tip-up when unoccupied | |
|---|---|---|
| Armrest integrated storage | Recessed side pocket on outer armrests | |
| Floor mounting system | Fixed bolt-down installation on raised or flat venue floors | |
| Perforated panel acoustic performance | Perforations reduce sound reflection in auditorium spaces | |
| Number plate mounting provision | Pre-drilled bracket on each armrest support | |
| Row alignment compatibility | Interlocking base rails for straight or curved row configurations | |
| Cushion impact absorption | Multi-layer foam distributes seated pressure for 2+ hour events | |
| Divider panel privacy separation | Full-height side dividers between adjacent seats | |
| 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
| Large auditorium and lecture hall installation | Fixed row layout for university and conference venue audience seating | |
|---|---|---|
| Cinema and performing arts theater use | Ergonomic support for 3 hour seated events with folded egress access | |
| Corporate conference center application | Professional appearance with wood accents matches formal meeting spaces | |
| Government and public assembly hall deployment | Durable high-traffic construction meets public facility usage requirements | |
| Recommended row spacing for installation | 900 mm minimum to provide adequate legroom and egress path | |
| Compatible aisle layout | End units configured with aisle-side armrests for code-compliant access routes | |
| 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
| Audience seating mechanical requirements | EN 12727:2000 | |
|---|---|---|
| Upholstered furniture flammability | EN 1021:2014 | |
| Furniture hardware durability | EN 15372:2008 |
Standards applicable to China-market projects
| Public seating safety standard | GB 28007 | |
|---|---|---|
| Upholstered furniture flammability | GB 20286 | |
| Formaldehyde emission for wood panels | GB 18580 |
This product must meet the following technical requirements: 1. Public seating safety standard: GB 28007; 2. Upholstered furniture flammability: GB 20286; 3. Formaldehyde emission for wood panels: GB 18580; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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