| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1780 x 680 x 820 mm | |
|---|---|---|
| Single seat width | 520 mm | |
| Seat height from floor | 440 mm | |
| Seat depth | 480 mm | |
| Backrest height above seat | 380 mm | |
| Armrest height from floor | 680 mm | |
| Leg spread width (per end support) | 620 mm | |
| Floor clearance under seat | 280 mm | |
| Seat divider width | 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
| Net weight per unit | 35 kg | |
|---|---|---|
| Static load capacity per seat | 150 kg | |
| Recommended maximum occupancy | 3 users | |
| Surface abrasion resistance (padded surfaces) | 50000 cycles | |
| Durability cycle rating for static seating | 100000 use cycles | |
| Static horizontal stability load | 400 N | |
| Glide floor contact pressure | 0.8 MPa | |
| 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 | 1.5mm thick cold-rolled steel tube, polished chrome plated, with black powder coated under-seat trim panel | |
|---|---|---|
| Armrests | 1.2mm thick polished chrome-plated bent steel tube, curved continuous loop form connecting to seat beam and leg support | |
| End leg assemblies | 2.0mm thick cast aluminum alloy with polished chrome finish, flared 4-point support with adjustable anti-slip floor glides | |
| Seat pads | 40mm thick high-density polyurethane foam (40kg/m³ density) wrapped in black 0.8mm thick polyurethane upholstery, fixed to metal seat pan with concealed fasteners | |
| Backrest panels | Perforated cold-rolled steel mesh with polished chrome edge trim, upper section finished with black upholstered padding matching seat pads | |
| Seat dividers | Polished chrome-plated steel trim strips separating adjacent seating positions, rounded edge finish for impact safety | |
| Floor glides | Nickel-plated steel adjustable leveling glides with 40mm diameter non-marring rubber contact pad, 10mm adjustment range for uneven floors | |
| Seat pans and back inner frames | 1.2mm thick cold-rolled steel with anti-corrosion phosphate pre-treatment, fixed directly to main support beam | |
| Seam construction | 6mm stitch pitch reinforced nylon thread stitching on upholstered edges, with hidden stitch lines on contact surfaces to prevent snagging | |
| Perforated back mesh | 1.0mm thick cold-rolled steel sheet with 8mm diameter round perforations at 12mm center spacing, polished chrome finish | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Fixed 3-position gang seating with raised chrome dividers between seats to discourage overcrowding and define individual seating space | |
|---|---|---|
| Surface configuration | Ventilated perforated metal lower back panel to reduce heat buildup during extended waiting periods, padded upper back and seat for contact comfort | |
| Floor installation compatibility | Fixed-position freestanding design with pre-drilled glide holes for optional permanent floor anchoring to prevent movement or tipping in high-traffic areas | |
| Surface maintenance design | Smooth chrome frame surfaces and non-porous polyurethane upholstery that can be wiped clean with standard disinfectant solutions without surface damage | |
| Structural stability | Flared four-point leg support with wide footprint to eliminate lateral wobble when fully occupied, no moving joints to reduce maintenance requirements | |
| Armrest functionality | Full-height curved armrests on both outer ends to support seated users when standing up, with smooth rounded edges to prevent clothing snags | |
| Ventilation design | Perforated 1.0mm steel lower back panel with 8mm perforations to allow air circulation and reduce heat buildup during extended waiting periods, paired with padded upper back and seat for contact comfort | |
| Edge safety design | All exposed steel edges have 3mm radius rounded finish to eliminate sharp contact points for users and cleaning staff | |
| Recline Angle / Lock Reference | 125° with 3 suggested 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
| Number of shipping cartons | 1 carton | |
|---|---|---|
| Shipping carton dimensions | 1820 x 720 x 320 mm | |
| Gross shipping weight | 42 kg | |
| Shipping volume per unit | 0.42 CBM | |
| Assembly time per unit | 40 minutes | |
| 20ft GP container loading quantity | 66 units | |
| 40ft HQ container loading quantity | 165 units | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm |
Recommended spaces / users / usage modes
| Hospital and clinic waiting areas | Suitable for continuous high-traffic medical facility use, with easy-to-clean surfaces and durable construction to support daily patient and visitor use | |
|---|---|---|
| Airport, rail and bus terminal waiting zones | Designed for extended public occupancy, with defined individual seats and robust metal frame to withstand heavy 24/7 use in transit environments | |
| Government and public service office lobbies | Neutral professional appearance and durable construction suitable for public-facing service areas with steady visitor flow | |
| Bank and financial institution customer waiting areas | Formal aesthetic and low-maintenance surfaces appropriate for customer-facing commercial lobbies | |
| Outpatient clinic and service center queue areas | Fixed gang configuration prevents unapproved rearrangement while providing clear, separated seating for waiting patrons | |
| School and educational institution public common areas | Robust construction resistant to impact and heavy use, suitable for campus lobby and student service waiting spaces | |
| 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 13761:2002 Public seating - Requirements and test methods | Applicable European standard for structural performance, safety, and durability of public area gang seating | |
|---|---|---|
| EN 1022:2018 Domestic furniture - Seating - Determination of stability | Applicable reference standard for static stability testing of fixed non-tilting seating units |
US and Canada office-furniture standards
| ANSI/BIFMA X5.11-2015 Standard for Public Seating | Applicable North American standard for load capacity, durability, and safety requirements for multi-seat public waiting seating |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 General technical requirements for furniture: Metal furniture | Applicable acceptance standard for structural stability, material finish, and dimensional tolerance of this metal public seating unit | |
|---|---|---|
| GB/T 10357.3-2013 Test of mechanical properties of furniture: Strength and durability of chairs and stools | Applicable standard for static load, impact, and fatigue testing requirements for public use seating | |
| GB 28007-2011 General technical requirements for children's furniture | Reference standard for edge radius and safety requirements if the product is specified for use in pediatric or educational settings |
This product must meet the following technical requirements: 1. GB/T 3324-2017 General technical requirements for furniture: Metal furniture: Applicable acceptance standard for structural stability, material finish, and dimensional tolerance of this metal public seating unit; 2. GB/T 10357.3-2013 Test of mechanical properties of furniture: Strength and durability of chairs and stools: Applicable standard for static load, impact, and fatigue testing requirements for public use seating; 3. GB 28007-2011 General technical requirements for children's furniture: Reference standard for edge radius and safety requirements if the product is specified for use in pediatric or educational settings; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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