| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1800 x 680 x 820 mm | |
|---|---|---|
| Seat height from floor | 450 mm | |
| Seat depth per position | 480 mm | |
| Seat width per position | 560 mm | |
| Backrest height above seat | 400 mm | |
| Armrest height above seat | 220 mm | |
| Leg spread width | 1650 mm | |
| Perforation hole diameter | 6 mm | |
| Floor clearance under seat | 320 mm | |
| Steel panel thickness (seat/back) | 1.5 mm | |
| Support leg tube 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 unit | 28 kg | |
|---|---|---|
| Static load per seat | 200 kg | |
| Total seating capacity | 3 occupants | |
| Recommended daily occupancy cycle | 1000 uses | |
| Surface abrasion resistance | 10000 cycles | |
| Floor glide static load rating | 250 kg per leg | |
| Outdoor corrosion resistance (304 grade) | 5 years | |
| 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
| Seat panels | 1.5mm perforated stainless steel sheet, brushed finish | |
|---|---|---|
| Backrest panels | 1.2mm perforated stainless steel sheet, brushed finish | |
| Armrests | Polished bent stainless steel tube, 32mm diameter | |
| Support legs | Bent 50mm diameter stainless steel tube, welded cross-brace structure | |
| Connection hardware | Stainless steel M8 bolts and welded joint brackets | |
| Floor glides | Rubber-padded adjustable stainless steel feet | |
| Edge trim | Rolled smooth stainless steel edging on all seat and back perimeters | |
| Internal support beams | 2.0mm thick stainless steel rectangular tube under seats | |
| Seat dividers | 1.5mm solid brushed stainless steel sheet, formed curved profile | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Fixed gang seating configuration | Three connected individual seats with raised dividers between positions | |
|---|---|---|
| Ventilated perforated surface | Uniform 6mm perforations across seat and back improve air circulation | |
| End armrest support | Two armrests mounted at extreme left and right positions | |
| Fixed floor mounting compatibility | Pre-drilled holes in leg feet allow permanent anchoring to concrete or hard flooring | |
| Surface cleaning access | Smooth brushed stainless finish and elevated floor clearance allow full under-seat cleaning | |
| Stackable transport design | Knock-down leg assembly allows flat packing for bulk shipping | |
| No moving parts | All welded and bolted fixed joints eliminate pinch points and maintenance requirements | |
| Knock-down transport design | Detachable leg assembly allows flat packing for bulk shipping | |
| Low-maintenance fixed construction | All welded and bolted fixed joints eliminate moving parts, pinch points and regular lubrication requirements | |
| 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 |
Verified carton / gross weight / assembly / loading data
| Package quantity per unit | 1 carton | |
|---|---|---|
| Packaging carton dimensions | 1850 x 720 x 220 mm | |
| Gross weight per packaged unit | 32 kg | |
| CBM per unit | 0.293 | |
| Assembly time per unit | 30 minutes | |
| 20ft GP container loading quantity | 90 units | |
| 40ft HQ container loading quantity | 220 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 | Non-porous stainless steel surface supports frequent disinfection and resists staining from medical supplies | |
|---|---|---|
| Transit hub waiting zones | Durable fixed construction withstands heavy daily use in train stations, bus terminals and airport boarding areas | |
| Government and public service lobbies | Neutral brushed stainless finish fits formal public spaces and provides clear defined seating for visitors | |
| School and campus public areas | Tamper-resistant fixed joints prevent vandalism and unauthorized disassembly in unsupervised student zones | |
| Sheltered outdoor public spaces | Stainless steel construction resists rust and moisture damage in covered bus stops, park rest areas and building entryways | |
| Bank and financial institution lobbies | Clean professional appearance matches formal commercial interiors while providing durable seating for waiting customers | |
| 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 area waiting bench load and stability testing | |
|---|---|---|
| EN 1022:2018 | Domestic and non-domestic seating - Determination of stability, applicable for anti-tip performance verification | |
| EN 12520:2015 | Furniture - Strength, durability and safety for outdoor seating, applicable if units are specified for sheltered outdoor use |
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 3324-2017 | General technical requirements for metal furniture, applicable for structural stability and surface finish quality acceptance | |
|---|---|---|
| GB/T 24821-2009 | Public seating furniture for waiting areas, applicable for load capacity, dimensional tolerance and safety edge requirements | |
| GB 18584-2001 | Indoor decorating and refurbishing materials - Limit of harmful substances, applicable for metal furniture non-toxic surface finish requirements |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for metal furniture, applicable for structural stability and surface finish quality acceptance; 2. GB/T 24821-2009: Public seating furniture for waiting areas, applicable for load capacity, dimensional tolerance and safety edge requirements; 3. GB 18584-2001: Indoor decorating and refurbishing materials - Limit of harmful substances, applicable for metal furniture non-toxic surface finish requirements; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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