| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| overall dimensions | 1800 x 680 x 800 mm | |
|---|---|---|
| seat height from floor | 420 mm | |
| single seat width per position | 580 mm | |
| seat depth | 480 mm | |
| backrest height above seat | 400 mm | |
| armrest height above seat | 220 mm | |
| leg spread width at floor per end | 650 mm | |
| seat/back cushion thickness | 50 mm | |
| main structural beam diameter | 90 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
| net weight per 3-seat unit | 35 kg | |
|---|---|---|
| static load capacity per seat | 210 kg | |
| PU upholstery abrasion resistance | 50000 cycles | |
| seat foam density | 45 kg/m³ | |
| foam rebound rate | 55% | |
| frame rust protection durability | 5 years | |
| available color variants | 6 | |
| 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| main support beam | 2.0 mm thick cold-rolled steel tube, chrome-plated polished finish | |
|---|---|---|
| leg and armrest frames | 1.2 mm thick cold-rolled steel, chrome-plated polished finish | |
| seat/back support panels | 1.5 mm thick cold-rolled steel plate, rust-proof pre-treatment | |
| seat/back upholstery | 1.0 mm thick polyurethane (PU) leather, dark blue, stain-resistant wipe-clean surface | |
| seat/back padding | 50 mm thick high-density polyurethane foam, CFC-free | |
| divider frames between seats | 1.2 mm thick chrome-plated steel, formed with rounded safety edges | |
| floor glides | Chrome-plated steel stem with non-slip rubber base, height-adjustable | |
| connecting hardware | Grade 8.8 zinc-plated steel bolts and lock nuts | |
| 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 gang seating mounted to shared central beam | |
|---|---|---|
| floor mounting compatibility | Pre-drilled leg bases for permanent floor bolting or free-standing use with glides | |
| armrest function | Curved end armrests at both outer seats for entry support and boundary definition | |
| upholstery maintenance | Wipe-clean PU surface resistant to common disinfectants for high-traffic sanitation | |
| structural stability | Four-point splayed leg bracing eliminates rocking on level hard floors | |
| modular connectivity | Compatible with link hardware to connect adjacent gang chair units for longer rows | |
| cushion retention | Concealed screw fastening prevents cushion shifting or unauthorized removal | |
| 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 clinic waiting areas | Durable upholstered seating suitable for high patient turnover and regular disinfection | |
|---|---|---|
| airport and transit terminal waiting zones | Stable beam seating for continuous public use with minimal maintenance | |
| bank and government service hall reception areas | Professional neat appearance and structured seating for queuing and waiting areas | |
| office building lobby and visitor waiting zones | Professional aesthetic and comfortable temporary seating for guests and visitors | |
| school and public service facility common areas | Vandal-resistant fixed construction for unsupervised public access areas | |
| 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 for public waiting chair load testing | |
|---|---|---|
| EN 1022:2018 | Furniture - Seating - Determination of stability, applicable for floor stability verification |
US and Canada office-furniture standards
| ANSI/BIFMA X5.11-2015 | Large occupant office chairs, applicable for per-seat static load verification up to 159kg minimum | |
|---|---|---|
| ANSI/BIFMA X5.4-2020 | Lounge and public seating, applicable for durability and structural performance acceptance |
Standards applicable to China-market projects
| GB/T 3325-2017 | Metal furniture general technical requirements, applicable for structural strength and finish quality acceptance | |
|---|---|---|
| GB 18584-2001 | Indoor decorating and refurbishing materials limit of harmful substances for wooden furniture, applicable for foam/upholstery VOC testing | |
| GB/T 4893.8-2013 | Furniture surface test for abrasion resistance, applicable for PU upholstery durability verification |
This product must meet the following technical requirements: 1. GB/T 3325-2017: Metal furniture general technical requirements, applicable for structural strength and finish quality acceptance; 2. GB 18584-2001: Indoor decorating and refurbishing materials limit of harmful substances for wooden furniture, applicable for foam/upholstery VOC testing; 3. GB/T 4893.8-2013: Furniture surface test for abrasion resistance, applicable for PU upholstery durability verification; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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