| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall two-seat unit dimensions | 1180 x 750 x 1000 mm | |
|---|---|---|
| Individual seat center distance | 590 mm | |
| Seat height above finished floor | 450 mm | |
| Armrest height above finished floor | 630 mm | |
| Individual seat inner clear width | 510 mm | |
| Seat cushion depth | 460 mm | |
| Backrest height above seat surface | 550 mm | |
| Single armrest width | 85 mm | |
| Floor pedestal base diameter | 250 mm | |
| Recommended row spacing for egress | 900 mm | |
| Single seat foam thickness (seat) | 95 mm | |
| Backrest foam thickness | 95 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 static load capacity | 150 kg | |
|---|---|---|
| Seat automatic return mechanism cycle life | 200000 cycles | |
| Seat cushion foam density | 65 kg/m³ | |
| Backrest foam density | 57 kg/m³ | |
| Foam rebound rate | 60% | |
| Return mechanism operating noise | 12 dB | |
| Unit net weight per two-seat assembly | 58 kg | |
| Recommended user weight per seat | 136 kg | |
| 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 | Wear-resistant red woven fabric, 300g/m² weight, ≥50000 double-rub abrasion resistance | |
|---|---|---|
| Seat cushion padding | Cold-cured high-resilience polyurethane foam, 65kg/m³ density, 95mm thickness | |
| Backrest padding | Cold-cured high-resilience polyurethane foam, 57kg/m³ density, 95mm thickness | |
| Armrests and back trim panels | Dark stained solid beech wood, PU clear varnish finish, 29mm thickness | |
| Internal support frame | 1.6mm thick cold-rolled steel, phosphated rust pretreatment, electrostatic powder coat finish | |
| Inner seat/back support panels | 10mm thick multi-layer plywood, molded to contoured shape | |
| Side back panels | 3mm thick MDF with matching wood veneer finish | |
| Floor pedestal bases | 2mm thick steel, black textured powder coat, perforated mesh side detail | |
| Fasteners and hardware | Stainless steel expansion anchors, plastic dust caps for mounting holes | |
| Seat return mechanism | Dual-spring damped steel hinge, silent damping buffer | |
| Seam construction | Reinforced polyester stitching, 8mm stitch pitch | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seat operation | Gravity/damped spring automatic tip-up return when unoccupied, no manual operation required | |
|---|---|---|
| Installation method | Permanent floor-mounted via 4 expansion bolts per pedestal, suitable for concrete raised or flat floors | |
| Row alignment | Ganged unit design for continuous straight or curved row installation, consistent seat spacing | |
| Acoustic performance | Fabric upholstery provides sound absorption to reduce reverberation in assembly spaces | |
| Maintenance access | Detachable seat cushion and back covers for cleaning or replacement without full unit removal | |
| Dust protection | Plastic caps cover floor mounting bolts to prevent debris accumulation and trip hazards | |
| Ergonomic support | Contoured backrest provides lumbar support for 2+ hour continuous seated events | |
| Optional add-on compatibility | Pre-drilled mount points available for row number plates, aisle end caps, or fold-down writing tablets | |
| 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
| Application venue | Cinema and theater spectator rows, conference centers and government meeting halls | |
|---|---|---|
| Layout configuration | Straight or gently curved rows with 900mm minimum center-to-row spacing | |
| Target user group | General adult audiences, conference attendees, and students for 4 hour seated events | |
| Interior style match | Formal venues with wood-accented traditional or contemporary interior finishes | |
| Installation requirement | Reinforced concrete or raised access floor with sufficient load rating for pedestal anchoring | |
| 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 12727:2016 | Auditorium, tiered and conference seating: minimum strength, durability, and stability requirements for fixed public seating | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignitability: smouldering cigarette test requirement for fabric and foam assemblies | |
| EN 13722:2018 | Furniture: strength and durability of seating mechanisms for tip-up public auditorium seats |
Standards applicable to China-market projects
| GB 18584-2001 | Indoor decoration and refurbishing materials: limit of harmful substances in wooden furniture, applies to wood panel and finish emissions | |
|---|---|---|
| GB/T 1722-1992 | Public seating ergonomic dimensions: applies to seat height, width, and clearance requirements for accessible use |
This product must meet the following technical requirements: 1. GB 18584-2001: Indoor decoration and refurbishing materials: limit of harmful substances in wooden furniture, applies to wood panel and finish emissions; 2. GB/T 1722-1992: Public seating ergonomic dimensions: applies to seat height, width, and clearance requirements for accessible use; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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