| 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 dimensions per seat | 620 x 790 x 1010 mm | |
|---|---|---|
| Seat height from floor | 450 mm | |
| Center-to-center seat spacing | 620 mm | |
| Seat cushion depth | 500 mm | |
| Seat cushion usable width | 480 mm | |
| Backrest height above seat | 560 mm | |
| Armrest height above seat | 230 mm | |
| Armrest top width | 80 mm | |
| Floor mounting base footprint | 580 x 700 mm | |
| Perforated underseat panel dimensions | 460 x 380 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
| Net weight per seat | 28 kg | |
|---|---|---|
| Recommended static user load | 150 kg | |
| Seat foam density | 55 kg/m³ | |
| Back foam density | 40 kg/m³ | |
| Seat foam thickness | 100 mm | |
| Back foam thickness | 80 mm | |
| Fabric abrasion resistance | 50000 Martindale cycles | |
| Foam rebound rate | 45% | |
| Frame static load rating | 1200 kg | |
| Standard warranty period | 5 years |
Core acceptance fields · Panels / hardware / frame / upholstery
| Side stanchion frame | 18 mm thick bent solid beech wood, clear lacquer finish | |
|---|---|---|
| Integrated armrests | Solid hardwood, rounded edge, clear matte lacquer | |
| Outer back frame | 12 mm thick bent plywood, wood veneer match to frame | |
| Perforated underseat panel | 9 mm thick perforated plywood, clear lacquer finish | |
| Seat internal core | 12 mm thick 7-ply molded plywood | |
| Seat and back upholstery | Navy woven polyester fabric, 380 g/m² weight | |
| Cushion filling | Cold-moulded CMHR polyurethane foam | |
| Floor mounting hardware | 2.2 mm thick powder-coated steel brackets, rubber anti-slip pads | |
| Seam construction | Reinforced polyester stitching, 8 stitches per 30 mm | |
| Identification plates | Brushed aluminum alloy, engraved seat/row marking slots | |
| 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
| Floor mounting method | Fixed bolt-down installation to concrete or tiered riser floors | |
|---|---|---|
| Seat operation | Gravity-return silent tip-up seat with 16 mm steel pivot axle | |
| Acoustic performance | Perforated underseat panel provides sound absorption to reduce echo | |
| Armrest function | Fixed integrated armrests provide stable upper body support during long events | |
| Back support | Ergonomic upright curved back with lumbar support zone for 2+ hour sitting | |
| Row identification | Pre-installed mounting points for row and seat number plates | |
| Floor protection | Rubber isolation pads between wood frame and floor prevent scuffing and noise | |
| Upholstery maintenance | Stain-resistant treated fabric allows spot cleaning for high-traffic venues | |
| Backrest recline angle from vertical | 24 deg | |
| 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
| Primary application space | Lecture halls and conference auditoriums in educational facilities | |
|---|---|---|
| Secondary application space | Theater and performing arts venues without recline requirements | |
| Third application space | Corporate assembly halls and government meeting rooms | |
| Fourth application space | Church and religious worship sanctuary seating | |
| Target user profile | Facility managers and procurement teams for high-traffic public venues | |
| Row configuration note | Suitable for straight or curved row installation on level or tiered floors | |
| Recommended adjacent configuration | Install in continuous rows with optional aisle end panels as required | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 12727:2000 | Strength, durability and safety requirements for public auditorium seating | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignitability test for smouldering cigarette sources | |
| EN 1021-2:2014 | Upholstered furniture ignitability test for match flame sources | |
| EN 13722:2004 | Formaldehyde emission classification for wood-based panel furniture components |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements applicable to wooden furniture structural safety | |
|---|---|---|
| GB 20286-2006 | Flame retardant performance requirements for public venue upholstered furniture | |
| GB/T 39600-2021 | Formaldehyde emission limits applicable to wood-based panel components | |
| GB/T 10357.3-2013 | Chair strength and durability test methods for seating surfaces and backs |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements applicable to wooden furniture structural safety; 2. GB 20286-2006: Flame retardant performance requirements for public venue upholstered furniture; 3. GB/T 39600-2021: Formaldehyde emission limits applicable to wood-based panel components; 4. GB/T 10357.3-2013: Chair strength and durability test methods for seating surfaces and backs; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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