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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W×D×H) | 1830 × 780 × 890 mm | |
|---|---|---|
| Individual seat width (center spacing) | 630 mm | |
| Seat height from floor to seat pan top | 450 mm | |
| Backrest height above seat pan | 440 mm | |
| Armrest height from floor | 620 mm | |
| Support beam cross-section size | 80 × 90 mm | |
| Support beam wall thickness | 2.5 mm | |
| Connection bracket thickness | 5.0 mm | |
| Die-cast aluminum leg spread per support | 520 mm | |
| Floor glide diameter | 50 mm | |
| Seat pan depth (front to back) | 480 mm | |
| Armrest width (contact surface) | 60 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 | 200 kg | |
|---|---|---|
| Net weight per full 3-seat unit | 37 kg | |
| Recommended maximum user weight per seat | 150 kg | |
| Seat/back PU material thickness | 30 mm | |
| PU surface abrasion resistance (Martindale) | 50000 cycles | |
| PU foam density (seat/back) | 60 kg/m³ | |
| PU foam rebound rate | 40% | |
| Seam pitch for molded PU components | 0 mm (seamless integral molding) | |
| Durability cycle rating for fixed structure | 100000 seating cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest components | Integral self-skin high-density polyurethane, horizontal reinforcing grooves, seamless molded construction | |
|---|---|---|
| Internal seat/back support frame | 1.2 mm thick welded steel flat tube with 1.0 mm steel plate reinforcement | |
| Main horizontal support beam | Powder-coated octagonal steel tube, acid-rust pretreated before coating | |
| Integrated armrest and leg assemblies | One-piece die-cast aluminum alloy with anti-oxidation silver spray finish | |
| Seat-to-beam connection brackets | 5.0 mm thick cold-rolled stamped and welded steel plates | |
| Floor contact glides | Non-slip rubber-plastic composite circular pads, floor-protective design | |
| Surface finish on metal components | Electrostatic powder coating on steel parts, high-temperature baked finish on aluminum | |
| Color configuration | Two outer seats in white finish, middle seat in light pink finish, silver metal components | |
| 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 3-seat linked gang arrangement, no independent movement of individual seats | |
|---|---|---|
| Armrest positioning | Two integrated intermediate armrests dividing seating positions, no end armrests | |
| Floor contact design | Fixed static installation via non-slip glides, no rolling casters attached | |
| Structural adjustability | Non-reclining, non-swiveling, non-folding fixed public seating design | |
| Cleaning compatibility | Seamless non-porous PU surface compatible with standard disinfectant wipes | |
| Seat to beam connection | Bolted anti-loosening bracket fixing for easy replacement of individual seat units | |
| Backrest support | Ergonomic upright curved backrest with horizontal reinforcing ribs for rigidity | |
| Seat pan design | Contoured curved seat pan with subtle front edge waterfall for reduced leg pressure | |
| 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
| Largest carton dimensions (L×W×H) | 1850 × 420 × 220 mm | |
|---|---|---|
| Small accessory carton dimensions (L×W×H) | 650 × 500 × 480 mm | |
| 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
| Clinic and hospital waiting areas | Seamless disinfectant-compatible PU surface meets healthcare hygiene requirements | |
|---|---|---|
| Airport and railway station waiting zones | High static load capacity and durable construction supports high-traffic continuous use | |
| Office building reception and lobby areas | Neutral two-tone color scheme and clean lines complement professional reception environments | |
| Bank and government service hall waiting areas | Fixed tamper-resistant structure prevents unauthorized movement or rearrangement | |
| Public service center queuing areas | 3-seat configuration balances seating capacity and aisle space for linear queuing layouts | |
| Recommended complementary configuration | Align multiple units in continuous rows with optional add-on seats for longer waiting lines | |
| 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 area use | |
|---|---|---|
| EN 13722:2004 | Furniture - Assessment of surface resistance to cold liquids, applicable for PU cleanability performance |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
|---|
Standards applicable to China-market projects
| GB/T 3325-2017 | General technical requirements for metal furniture, applicable to structural strength and stability of this steel-aluminum gang chair | |
|---|---|---|
| GB 18581-2020 | Limit of harmful substances in solvent-based wood coatings, applicable for coating volatile substance limits on metal parts |
This product must meet the following technical requirements: 1. GB/T 3325-2017: General technical requirements for metal furniture, applicable to structural strength and stability of this steel-aluminum gang chair; 2. GB 18581-2020: Limit of harmful substances in solvent-based wood coatings, applicable for coating volatile substance limits on metal parts; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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