| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1810 x 768 x 930 mm | |
|---|---|---|
| Seat height from floor | 480 mm | |
| Single seat width | 580 mm | |
| Seat cushion depth | 480 mm | |
| Backrest height above seat | 450 mm | |
| Armrest height above seat | 220 mm | |
| Support beam cross-section | 80 x 90 mm | |
| Leg splay width at floor (per end assembly) | 680 mm | |
| Seat gap between adjacent positions | 50 mm | |
| Floor glide diameter | 50 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
| Single seat static load capacity | 150 kg | |
|---|---|---|
| Net weight per assembled unit | 38 kg | |
| Recommended maximum user weight per seat | 136 kg | |
| Coating adhesion grade | Grade 1 | |
| Seat and back cushion PU foam density | 60 kg/m³ | |
| PU upholstery abrasion resistance | 50000 cycles | |
| 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
| Structural support beam | 2.0 mm thick high-strength steel tube, electrostatic powder-coated silver finish | |
|---|---|---|
| Seat and back inner support plate | 1.5 mm thick cold-rolled steel plate, welded to mounting brackets | |
| Armrest and end leg assemblies | Die-cast aluminum alloy, polished silver anodized finish | |
| Seat and back cushion core | High-density polyurethane foam, 30 mm thick, 80Shore A hardness | |
| Cushion upholstery | 0.8 mm thick self-skinning green polyurethane, waterproof and stain-resistant | |
| Floor glides | Chromed steel base with non-marking anti-slip rubber contact pad, adjustable height | |
| Mounting hardware | Zinc-plated steel bolts and lock nuts, corrosion-resistant treatment | |
| Seat divider trim | Injection-molded ABS plastic, silver finish, positioned between each seat back | |
| 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 | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Fixed linear 3-position tandem layout mounted on shared continuous beam | |
|---|---|---|
| Entry/exit access | Curved open armrests at both outboard ends to enable easy side access | |
| Floor stability | Four adjustable anti-slip glides to level unit on uneven floor surfaces, no permanent floor mounting required | |
| Posture support | Fixed 105-degree upright backrest angle optimized for short-duration waiting use | |
| Seat separation | Raised backrest dividers to define individual seating positions and reduce cross-contact | |
| Component replacement | Modular bolted seat, back and armrest components for individual part replacement if damaged | |
| Surface maintenance | Non-porous PU upholstery that can be wiped clean with standard disinfectants | |
| 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
| Hospital and clinic waiting areas | Disinfectable PU surface and durable metal construction suitable for high-hygiene medical environments | |
|---|---|---|
| Airport and transit terminal waiting zones | High load capacity and stable beam design supports constant high-volume passenger use | |
| Bank and government service halls | Fixed position layout with defined seating spaces organizes queuing and waiting visitors | |
| Railway and bus station waiting rooms | Corrosion-resistant coated metal frame withstands heavy public use and frequent cleaning | |
| Office reception and visitor waiting areas | Neutral silver and green finish matches professional commercial interior design schemes | |
| Color option availability | Upholstery can be customized to match facility branding or interior color requirements per public seating supply standards | |
| 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 16139:2013 | Furniture – Strength, durability and safety for non-domestic seating, applicable to heavy-duty public waiting area use | |
|---|---|---|
| EN 1022:2018 | Furniture – Seating – Determination of stability, applicable to anti-tip performance of the four-leg beam assembly |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | General purpose office chairs – Tests for strength and durability, reference standard for static load and cycle testing | |
|---|---|---|
| ANSI/BIFMA X5.4-2020 | Lounge and public seating, applicable to performance requirements for high-traffic multi-user waiting seating |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for metal furniture, applicable to structural strength and finish of the frame and beam | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in interior decoration furniture materials, applicable to formaldehyde and heavy metal content in PU and coatings | |
| GB/T 10357.3-2013 | Furniture mechanical performance test for chairs and stools, applicable to seat and back static load testing requirements |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for metal furniture, applicable to structural strength and finish of the frame and beam; 2. GB 18584-2001: Limit of harmful substances in interior decoration furniture materials, applicable to formaldehyde and heavy metal content in PU and coatings; 3. GB/T 10357.3-2013: Furniture mechanical performance test for chairs and stools, applicable to seat and back static load testing requirements; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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