| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall assembled dimensions | 1780 x 768 x 800 mm | |
|---|---|---|
| Single seat usable width | 580 mm | |
| Seat depth from front edge to backrest | 480 mm | |
| Seat height above finished floor | 420 mm | |
| Backrest height above seat surface | 400 mm | |
| Armrest height above seat surface | 220 mm | |
| End leg spread width per side | 680 mm | |
| Adjustable foot height adjustment range | 15 mm | |
| Main support beam cross-section | 90 x 80 mm | |
| Seat front waterfall edge overhang | 30 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 | 45 kg | |
|---|---|---|
| Static load capacity per seat | 150 kg | |
| Total uniform static load for full 3-seat row | 450 kg | |
| Seating material PU thickness | 30 mm | |
| Beam wall steel thickness | 1.7 mm | |
| Service life under normal public use | 10 years | |
| PU surface temperature tolerance | 80 °C | |
| 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 and back panels | 30mm integral self-skin PU | |
|---|---|---|
| Main connecting beam | 1.7mm cold-rolled steel tube | |
| End leg assemblies | 1.3mm polished chrome-plated steel | |
| End armrests | Chrome-plated bent steel loop | |
| Adjustable feet | Zinc alloy threaded stem with TPE non-slip pad | |
| Fasteners | Self-locking steel nuts with elastic washers | |
| Internal seat support plates | 1.5mm cold-rolled steel plate | |
| Surface finish on metal components | Mirror-polish chrome plating on visible parts | |
| 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
| Fixed rigid seating structure | Non-rotating, non-folding, non-reclining design | |
|---|---|---|
| Floor leveling adjustment | Threaded adjustable feet at each leg end | |
| Ergonomic contoured shaping | Curved lumbar backrest and waterfall seat front | |
| End-only armrest configuration | Loop armrests at both outer row ends | |
| Easy-clean PU surfaces | Non-porous seamless seat and back shells | |
| Floor anchoring compatibility | Pre-drilled foot mounting points | |
| Modular row expandability | Beam connection points for adding seats or tables | |
| 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 | Durable, easy-clean PU surfaces withstand continuous high-volume passenger use | |
|---|---|---|
| Hospital and clinic reception areas | Seamless non-porous material supports frequent disinfection for infection control | |
| Railway and bus station concourses | Rigid fixed frame and anti-wobble feet suit heavy passenger traffic and vibration | |
| Bank and government service lobbies | Neat polished chrome and red finish provides professional public-area appearance | |
| Office building reception and breakout zones | Three-seat configuration offers efficient group waiting space with small footprint | |
| 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 | |
|---|---|---|
| EN 13722:2004 | Furniture - Test methods for seating stability |
US and Canada office-furniture standards
| ANSI/BIFMA X5.11-2015 | General-Purpose Public Lounge Seating |
|---|
Standards applicable to China-market projects
| GB/T 3325-2017 | General technical requirements for metal furniture | |
|---|---|---|
| GB/T 10357.3-2013 | Test method for furniture mechanical stability | |
| GB 18584-2001 | Limit of harmful substances in wooden furniture |
This product must meet the following technical requirements: 1. GB/T 3325-2017: General technical requirements for metal furniture; 2. GB/T 10357.3-2013: Test method for furniture mechanical stability; 3. GB 18584-2001: Limit of harmful substances in wooden furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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