| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall unit dimensions (2-seat ganged) | 1180 x 500 x 980 mm | |
|---|---|---|
| Per-seat center-to-center width | 590 mm | |
| Seat height above finished floor | 450 mm | |
| Seat depth (usable cushion) | 500 mm | |
| Backrest height from seat surface | 530 mm | |
| Armrest height above seat surface | 220 mm | |
| Armrest width per seat divider | 80 mm | |
| Seat tip-up folded depth projection | 120 mm | |
| Floor stanchion base width | 120 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 | |
|---|---|---|
| Net weight per 2-seat unit | 52 kg | |
| Fabric abrasion resistance (Martindale) | 50000 cycles | |
| Seat tip-up mechanism cycle life | 100000 operations | |
| Acoustic panel sound absorption coefficient | 0.6 NRC | |
| Recommended user weight per seat | 136 kg | |
| Foam density (seat cushion) | 55 kg/m³ | |
| Foam density (backrest) | 45 kg/m³ | |
| 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 | Woven polyester fabric, red color, flame-retardant treated | |
|---|---|---|
| Seat cushion padding | 70 mm thick high-density cold-cure PU foam, 55 kg/m³ density | |
| Backrest padding | 40 mm thick high-density cold-cure PU foam, 45 kg/m³ density | |
| Armrest tops | Solid beech wood, varnish finish, 80 mm wide | |
| Armrest supports and stanchions | 3 mm thick cold-rolled steel, black powder-coated finish | |
| Front modesty panels | Perforated HDF/plywood panel, brown wood finish | |
| Side panels | Fabric-wrapped wood composite frame, matching red upholstery | |
| Floor mounting bases | Steel T-flange base, powder-coated black, 4-point bolting compatible | |
| Seat hinge mechanism | Galvanized steel spring-damper assembly, silent return | |
| Seat underside shell | Perforated HDF panel, matching front modesty finish | |
| 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 tip-up operation | Spring-damped automatic return, silent closure, no slam impact | |
|---|---|---|
| Floor mounting system | Fixed bolt-down T-stanchion, compatible with concrete or raised access floors | |
| Ganged row configuration | Shared divider armrest between adjacent seats, aligned row installation | |
| Acoustic performance | Perforated front/underside panels reduce echo and sound reflection in large halls | |
| Curved row compatibility | Adjustable stanchion angles allow installation in arced or straight row layouts | |
| Seat locking (stowed position) | Mechanical detent holds seat in folded upright position when unoccupied | |
| Surface maintenance | Stain-resistant fabric coating allows spot cleaning with mild detergent | |
| Anti-panic seat return | Slow, controlled folding motion prevents pinching during egress | |
| Backrest recline angle from vertical | 20 degrees | |
| 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 |
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
| Auditorium and theater halls | Fixed ganged layout provides high-density, organized seating for performance venues | |
|---|---|---|
| Conference and lecture halls | Quiet tip-up seats and ergonomic padding support long-duration seated events | |
| Government and assembly chambers | Formal wood-trim design meets official venue aesthetic and public use requirements | |
| School and university lecture theaters | Durable construction withstands high daily student traffic in academic spaces | |
| Cinema and performing arts centers | Acoustic perforated panels reduce sound reflection for improved audience audio experience | |
| Corporate training centers | Standard 590mm seat width accommodates adult users in professional development spaces | |
| 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 | Furniture - Seating for auditoriums, performance and structural requirements | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture flammability, cigarette ignition resistance | |
| EN 1021-2:2014 | Upholstered furniture flammability, match flame ignition resistance | |
| EN 1728:2014 | Furniture seating test methods for strength, durability and stability |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Office seating performance standard, applicable for general seating structural requirements | |
|---|---|---|
| ANSI/BIFMA X5.4-2019 | Lounge and public seating performance requirements for fixed assembly use | |
| ANSI/BIFMA e3-2019 | Furniture sustainability standard for low-emission material selection |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to wood armrest/panel components | |
|---|---|---|
| GB/T 3325-2017 | General technical requirements for metal furniture, applicable to steel stanchion/base components | |
| GB 20286-2006 | Flame retardant performance requirements for furniture in public assembly venues | |
| GB/T 10357.3-2013 | Furniture mechanical performance test for seating strength and durability |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to wood armrest/panel components; 2. GB/T 3325-2017: General technical requirements for metal furniture, applicable to steel stanchion/base components; 3. GB 20286-2006: Flame retardant performance requirements for furniture in public assembly venues; 4. GB/T 10357.3-2013: Furniture mechanical performance test for seating strength and durability; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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