| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1800 x 768 x 800 mm | |
|---|---|---|
| Single seat width | 580 mm | |
| Seat depth | 480 mm | |
| Seat height above floor | 480 mm | |
| Backrest height above seat | 600 mm | |
| Armrest height above seat | 250 mm | |
| Support beam wall thickness | 2.0 mm | |
| End leg/armrest steel thickness | 1.8 mm | |
| Leveling foot diameter | 60 mm | |
| Seat panel molded thickness | 30 mm | |
| Underseat clearance height | 300 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 unit | 45 kg | |
|---|---|---|
| Static load per seat | 260 kg | |
| Total static load capacity | 900 kg | |
| Seating durability cycle rating | 50000 cycles | |
| Recommended maximum user weight per seat | 150 kg | |
| Seat surface 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
| Seat and backrest units | Integral molded teal rigid polymer/PU, 30mm thick with internal steel insert | |
|---|---|---|
| Main support beam | 2.0mm thick cold-rolled steel, anti-rust treated, powder coated gray | |
| End armrests | 1.8mm thick cold-rolled steel, polished chrome plated finish | |
| Leg assemblies | 1.8mm thick cold-rolled steel, chrome plated with split splayed design | |
| Leveling feet | Chrome-plated steel base with non-slip nylon contact pad | |
| Seat mounting brackets | Galvanized steel brackets with corrosion-resistant fasteners | |
| Surface finish on metal parts | Multi-layer chrome plating with anti-oxidation seal | |
| Edge treatment | Rounded waterfall front seat edge with zero sharp corners | |
| 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-seat layout with no middle armrests, maximizing seating density | |
|---|---|---|
| Leveling adjustment | Rotating disc feet adjust up to 15mm to compensate for uneven floors | |
| Floor mounting compatibility | Pre-drilled foot plates accept M10 expansion bolts for permanent fixed installation | |
| Cleaning access | Open underseat structure allows full floor access for mopping and disinfection | |
| Seating ergonomics | Contoured backrest angled 10 degrees backward with waterfall seat edge to reduce leg pressure | |
| Stability design | Splayed four-point leg layout creates 600mm wide support base to prevent tipping | |
| Corrosion resistance | Chrome-plated exposed metal parts resist routine disinfection and high-humidity environments | |
| 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
| Airport terminal waiting zones | High-traffic durable seating with easy-clean surfaces for continuous public use | |
|---|---|---|
| Hospital and clinic waiting areas | Disinfectant-compatible surfaces support infection control requirements | |
| Bank and government service halls | Fixed stable configuration prevents rearrangement and reduces maintenance | |
| Bus and train station waiting platforms | Corrosion-resistant frame withstands high foot traffic and frequent cleaning | |
| Office reception and visitor areas | Streamlined chrome/teal aesthetic matches modern public space design | |
| Indoor public concourse spaces | Open underseat design supports routine cleaning and crowd flow management | |
| 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 public waiting area use | |
|---|---|---|
| EN 13722:2004 | Furniture – Test methods for seating stability, applicable to anti-tip performance verification |
US and Canada office-furniture standards
| North America procurement and testing reference | ANSI/BIFMA X5.4 Public and Lounge Seating |
|---|
Standards applicable to China-market projects
| GB/T 3325-2017 | General technical requirements for metal furniture, applicable to structural safety and finish durability | |
|---|---|---|
| GB/T 6461-2002 | Rating of corrosion resistance for metallic coatings, applicable to chrome-plated frame performance | |
| GB 18584-2001 | Limit of harmful substances in furniture, applicable to indoor use material emission limits | |
| Salt spray resistance rating | Grade 10 per GB/T 6461 |
This product must meet the following technical requirements: 1. GB/T 3325-2017: General technical requirements for metal furniture, applicable to structural safety and finish durability; 2. GB/T 6461-2002: Rating of corrosion resistance for metallic coatings, applicable to chrome-plated frame performance; 3. GB 18584-2001: Limit of harmful substances in furniture, applicable to indoor use material emission limits; 4. Salt spray resistance rating: Grade 10 per GB/T 6461; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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