| 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
| Single seat static load capacity | 150 kg | |
|---|---|---|
| Per-seat net weight | 28 kg | |
| Seat tip-up mechanism cycle life | 50000 cycles | |
| Fabric abrasion resistance | 50000 Martindale cycles | |
| Recommended maximum occupancy per two-seat unit | 2 users | |
| Floor mount pull-out resistance | 8 kN per leg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 100% polyester woven fabric | |
|---|---|---|
| Seat and back padding | High-density polyurethane foam | |
| Armrest and writing tablet surfaces | Beech veneer over MDF core | |
| Rear modesty panels | Perforated beech veneer MDF | |
| Support frame and legs | 1.8 mm thick powder-coated cold-rolled steel | |
| Floor mounting plates | 3 mm thick black powder-coated steel | |
| Tablet hinge mechanism | Zinc-plated steel | |
| Seat return springs | Galvanized steel torsion spring | |
| Side panel trim | Blue fabric upholstered hardboard | |
| 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
| Folding writing tablet | Pivots from left armrest (user perspective) to horizontal use position, folds flush when not in use | |
|---|---|---|
| Tip-up seat pan | Gravity and spring assisted automatic return to vertical folded position when unoccupied | |
| Fixed floor mounting | Permanently secured to venue floor via bolt-down base plates | |
| Integrated armrests | Fixed wood-capped armrests on both sides of each seat position | |
| Acoustic modesty panel | Perforated wood panel at rear of each seat | |
| Independent seat operation | Each seat folds and operates separately without affecting adjacent seat positions | |
| Gangable row configuration | Connects to additional identical seat units to form continuous straight or curved rows | |
| 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
| Conference hall seating | Fixed row installation for corporate meeting rooms and lecture halls, with writing tablets for note taking | |
|---|---|---|
| University auditorium use | Durable construction for high-traffic campus lecture theaters with daily student use | |
| Government assembly chamber | Formal aesthetic with wood trim and professional blue upholstery for official meeting spaces | |
| Cinema and performing arts venue | Perforated modesty panels improve acoustic performance, padded cushions support 2+ hour viewing | |
| Corporate training room | Individual writing tablets support document review and device use during training sessions | |
| Courtroom spectator seating | Secure fixed installation with controlled access, durable upholstery for high-volume public 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
| EN 12727:2016 | Furniture - Seating for auditoriums, cinemas and conference venues | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture ignitability - cigarette test | |
| EN 13761:2002 | Furniture - Office and public seating test methods for structural performance |
Standards applicable to China-market projects
| GB/T 35652-2017 | Public venue auditorium seating general technical requirements | |
|---|---|---|
| GB 20286-2006 | Requirements for flame retardant products in public places | |
| GB/T 3324-2017 | General technical requirements for wooden furniture | |
| GB/T 19001-2016 | Quality management system requirements for furniture manufacturers |
This product must meet the following technical requirements: 1. GB/T 35652-2017: Public venue auditorium seating general technical requirements; 2. GB 20286-2006: Requirements for flame retardant products in public places; 3. GB/T 3324-2017: General technical requirements for wooden furniture; 4. GB/T 19001-2016: Quality management system requirements for furniture manufacturers; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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