| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1800 x 680 x 800 mm | |
|---|---|---|
| Individual seat width | 520 mm | |
| Seat depth | 490 mm | |
| Seat height from floor | 420 mm | |
| Backrest height above seat | 380 mm | |
| Armrest height above seat | 200 mm | |
| Support beam section | 80 x 40 mm | |
| Leg splay spread (per leg unit) | 600 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 product weight | 35 kg | |
|---|---|---|
| Static load per individual seat | 200 kg | |
| Total unit static load capacity | 500 kg | |
| Armrest vertical static load | 120 kg | |
| Seat edge impact durability | 10000 cycles | |
| Recommended maximum user weight per seat | 120 kg | |
| 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 pans | 1.5mm perforated 201 stainless steel, polished brushed finish | |
|---|---|---|
| End armrests | 40x20x1.5mm oval stainless steel tube, polished finish | |
| Central support beam | 1.8mm cold-rolled steel, black electrostatic powder coating | |
| Splayed leg assemblies | 1.2mm stamped polished stainless steel, four-prong design | |
| Inter-seat spacers | Black injection-molded rubber bumpers | |
| Floor glides | Adjustable zinc-plated steel with rubber contact pads | |
| Mounting brackets | 2.0mm cold-rolled steel, welded and bolted connections | |
| Surface finish (stainless components) | Brushed polished finish, deburred smooth edges | |
| 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 | Three fixed connected seats on single shared beam | |
|---|---|---|
| Posture support | Fixed upright non-reclining contoured seat/back angle | |
| Armrest placement | Integrated curved armrests only at outermost seats | |
| Floor leveling | Adjustable rotating glides on each leg foot for uneven floors | |
| Ventilation | Uniform perforated seat/back panels for continuous air flow | |
| Modular expandability | Compatible with 5seat configurations and add-on side tables | |
| Floor protection | Soft rubber glide pads prevent scratching hard floor surfaces | |
| 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 areas | High-traffic durable metal seating for continuous heavy public use | |
|---|---|---|
| Hospital and clinic waiting zones | Smooth perforated surface allows sanitization and airflow for clinical settings | |
| Railway and bus station concourses | Robust beam-mounted design withstands high passenger turnover | |
| Public service hall queuing areas | Fixed stable seating provides orderly waiting for government/bank halls | |
| Outdoor covered public waiting zones | Stainless steel and powder-coated steel resist mild weather exposure | |
| 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
| Public furniture seating safety | EN 16139:2013 |
|---|
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
|---|
Standards applicable to China-market projects
| Metal furniture structural safety | GB/T 3324 | |
|---|---|---|
| Metal coating corrosion resistance | GB/T 6461 | |
| Public seating mechanical safety | GB/T 38600 |
This product must meet the following technical requirements: 1. Metal furniture structural safety: GB/T 3324; 2. Metal coating corrosion resistance: GB/T 6461; 3. Public seating mechanical safety: GB/T 38600; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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