| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 1800 x 650 x 780 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
| Total static load capacity | 400 kg | |
|---|---|---|
| Net product weight | 28 kg | |
| Seating capacity | 3 adults | |
| Surface corrosion resistance | Grade 3 salt spray resistance | |
| Weld joint static strength | 1000 kg tensile load | |
| Leveling foot adjustment range | 15 mm | |
| Standard commercial warranty | 3 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 and back panels | 1.2 mm thick perforated steel sheet, polished chrome finish | |
|---|---|---|
| Support beam under seats | 1.5 mm thick cold-rolled steel tube, black electrostatic powder coat | |
| Armrest tubes | 1.2 mm thick 201 stainless steel, curved polished chrome finish | |
| Leg assemblies | 1.2 mm thick chrome-plated steel plate, flared stable base design | |
| Fasteners and brackets | Heat-treated hardened steel, anti-corrosion zinc plating | |
| Leveling feet | Chrome-plated steel stem with non-slip rubber base pad | |
| Surface treatment | Multi-layer chrome plating over acid-pickled phosphated steel | |
| Edge trim | 28 x 9 mm polished steel tube with solid steel insert, smooth deburred 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
| Fixed non-reclining structure | All welded and bolted rigid frame with no moving seating parts | |
|---|---|---|
| Floor leveling adjustment | Threaded adjustable feet at each leg to compensate for uneven floor surfaces | |
| Ventilated seating surface | Perforated seat and back panels allow constant airflow for user comfort | |
| Easy sanitization design | Smooth non-porous metal surfaces with no fabric crevices for quick cleaning | |
| End-position armrest support | Curved integrated armrests only at left and right ends of the 3-seat row | |
| Modular expandable design | Beam-mounted seat brackets allow configuration as 2/4/5 seat units per requirement | |
| Anti-tip stability | Flared four-point leg base with low center of gravity prevents tipping under load | |
| Optional accessory compatibility | Pre-drilled mounting points support add-on PU seat cushions, side tables, IV poles | |
| 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
| Shipping carton dimensions | 1850 x 750 x 180 mm | |
|---|---|---|
| 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 metal construction withstands high daily passenger traffic and frequent use | |
|---|---|---|
| Hospital and clinic waiting zones | Non-porous perforated surfaces support easy sanitization between patients | |
| Bank and government service lobbies | Fixed stable seating provides secure, low-maintenance public queue seating | |
| Bus and train station waiting halls | Corrosion-resistant chrome finish holds up to constant heavy public use | |
| Office building reception areas | Sleek polished chrome appearance complements modern commercial interior design | |
| School and public facility common areas | Vandal-resistant metal construction reduces long-term maintenance costs | |
| 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 | Applicable to non-domestic public seating strength, durability and safety requirements | |
|---|---|---|
| EN 1022:2018 | Applicable to seating stability testing for public area free-standing seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2022 | Applicable to public/office lounge seating structural performance and durability tests | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 | Applicable to general-purpose office seating static load testing requirements |
Standards applicable to China-market projects
| GB/T 3324-2017 | Applicable to general technical requirements for metal furniture durability and safety | |
|---|---|---|
| GB/T 10357.1-2013 | Applicable to furniture mechanical strength test for seating surfaces and backrests | |
| GB/T 17657-2013 | Applicable to test methods for metal surface finish corrosion and abrasion resistance |
This product must meet the following technical requirements: 1. GB/T 3324-2017: Applicable to general technical requirements for metal furniture durability and safety; 2. GB/T 10357.1-2013: Applicable to furniture mechanical strength test for seating surfaces and backrests; 3. GB/T 17657-2013: Applicable to test methods for metal surface finish corrosion and abrasion resistance; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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