| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 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 set weight | 220 kg | |
|---|---|---|
| Per-seat static load capacity | 150 kg | |
| Foam density (seat cushion) | 45 kg/m³ | |
| Fabric abrasion resistance | 50000 cycles | |
| Seating capacity | 6 persons | |
| Expected structural warranty | 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 | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat upholstery fabric | Polyester linen-weave fabric, 320g/sm weight, stain-resistant finish | |
|---|---|---|
| Seat cushion core | High-resilience polyurethane foam, 45kg/m³ density, wrapped with 20mm soft down layer | |
| Backrest padding | 30kg/m³ density polyurethane foam, 120mm thickness, curved lumbar support shape | |
| Internal support frame | Powder-coated 1.5mm thick steel tube frame, welded joints for structural stability | |
| Bottom base trim | Black matte PVC edge banding, 20mm height, wear-resistant floor contact surface | |
| Central planter compartment lining | Waterproof PP plastic liner, removable for easy plant maintenance | |
| Module connecting hardware | Zinc-plated steel interlocking clips, tool-free attachment between adjacent modules | |
| Floor protection pads | 5mm thick non-slip felt pads attached to base bottom, prevents floor scratches | |
| 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
| Modular reconfiguration | Individual seat segments connect via hidden clips, can be rearranged into linear, arc or separate cluster layouts | |
|---|---|---|
| Central integrated planter | Open circular cutout at set center holds large potted plants, serves as decorative space divider | |
| Curved backrest support | Rounded low-profile backrest wraps around each seat, provides lumbar support for relaxed lounge posture | |
| Freestanding installation | No wall fixing required, base rests evenly on smooth hard floors for flexible placement | |
| Stain-resistant upholstery | Fabric surface repels liquid spills, allows spot cleaning with mild detergent for commercial maintenance | |
| Gap-free module alignment | Interlocking clips pull adjacent modules tight, eliminating gaps between seats for seamless appearance | |
| Cushion fixed attachment | Seat cushions are secured to frame to prevent sliding during use, no removable loose cushions | |
| 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
| Office lobby reception area | Serves as decorative feature seating for waiting visitors, central planter enhances space aesthetic | |
|---|---|---|
| Commercial co-working lounge | Provides casual collaborative seating for informal meetings or break time use | |
| High-end retail store rest zone | Offers comfortable resting spots for shoppers, pastel color palette matches modern retail interior design | |
| Hotel public waiting area | Creates a welcoming circular seating cluster for guests gathering near check-in or lobby areas | |
| Exhibition and event space | Acts as modular attractive seating installation for trade shows, product launches or art events | |
| 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 1021-1:2014 | Furniture upholstery fire resistance - cigarette ignition test, recommended for public space compliance | |
|---|---|---|
| EN 16139:2013 | Strength, durability and safety requirements for non-domestic seating, applicable to structural load testing |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2021 | Standard for lounge seating, applies to static load, durability and stability performance verification | |
|---|---|---|
| ANSI/BIFMA e3-2019 | Furniture sustainability standard, recommended for low-emission material selection in commercial projects |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal structural frame quality checks | |
|---|---|---|
| GB 18584-2001 | Indoor decoration material formaldehyde emission limit, applicable to foam and adhesive compliance | |
| GB/T 19001-2016 | Quality management system requirement, recommended for supplier production qualification verification |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal structural frame quality checks; 2. GB 18584-2001: Indoor decoration material formaldehyde emission limit, applicable to foam and adhesive compliance; 3. GB/T 19001-2016: Quality management system requirement, recommended for supplier production qualification verification; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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