| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall footprint | 3800 x 2030 x 890 mm | |
|---|---|---|
| Seat height | 430 mm | |
| Seat depth (backed segments) | 800 mm | |
| Seat depth (backless bench segments) | 600 mm | |
| Backrest height (backed segments) | 460 mm | |
| Central void inner diameter | 1500 mm | |
| Cylindrical ottoman dimensions | 400 x 400 x 420 mm | |
| Central round side table dimensions | 700 mm diameter x 550 mm height | |
| Small cantilever side table dimensions | 400 x 400 x 520 mm | |
| Single seating module width | 840 mm | |
| Upholstered edge radius | 150 mm | |
| Throw pillow dimensions | 450 x 450 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
| Per-seat static weight capacity | 150 kg | |
|---|---|---|
| Total set net weight | 280 kg | |
| Fabric Martindale abrasion rating | 50000 cycles | |
| Seat foam density | 32 kg/m³ | |
| Back cushion foam density | 24 kg/m³ | |
| Foam rebound rate | 60% | |
| Modular connection static load rating | 1000 N | |
| Seating capacity | 8 users | |
| Product warranty | 3 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Stain-resistant polyester blend fabric | |
|---|---|---|
| Seat cushion core | Multi-layer high-density polyurethane foam | |
| Internal frame | 18mm thick plywood reinforced with hardwood battens | |
| Modular connection hardware | Powder-coated steel interlocking brackets | |
| Ottoman base shell | Rotomolded rigid plastic with weighted bottom | |
| Central side table top | Matte white solid surface material | |
| Central side table base | Powder-coated steel tapered pedestal | |
| Cantilever side table frame | 12mm diameter chrome-plated steel rod | |
| Throw pillow filling | Blown polyester fiber fill | |
| Seating base plinth | Hardwood composite frame with fabric wrapping | |
| Seam stitch pitch | 8 stitches per inch | |
| Upholstery fabric thickness | 0.8 mm |
Adjustment / rotation / tilt / mobility / storage features
| Modular configuration | Interlocking segments form C-shape, S-curve or semi-circle layouts | |
|---|---|---|
| Mixed seating design | Combines high-back support segments and open backless bench segments | |
| Central open void | Accommodates side tables and foot traffic within the seating arc | |
| Non-slip base pads | Felt pads under each module prevent floor scratching and sliding | |
| Removable accent pillows | Non-fixed throw pillows allow users to adjust lumbar support | |
| Complementary accessory compatibility | Designed to pair with matching cylindrical ottomans and side tables | |
| Rounded edge design | All module corners are fully upholstered with soft radii | |
| Fabric stain resistance | Treated upholstery repels liquid spills for easy maintenance | |
| 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
| Largest carton dimensions | 1200 x 900 x 800 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
| Office collaborative lounge zones | Creates informal meeting spaces for team discussion and casual work | |
|---|---|---|
| Corporate reception and waiting areas | Provides welcoming multi-user seating for visitors and guests | |
| Public library and learning commons | Offers flexible relaxed seating for reading and group study | |
| Coworking space break areas | Supports social interaction and short rest between work sessions | |
| Education campus common areas | Accommodates student gatherings in student unions and building lobbies | |
| Hotel lobby lounge spaces | Creates curated seating clusters for guest relaxation and conversation | |
| Retail customer waiting zones | Provides comfortable seating for customers in service and retail environments | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 13759:2004 | Domestic and contract seating safety requirements, applicable to structural stability | |
|---|---|---|
| EN 1021-1:2014 | Upholstered furniture flammability (cigarette ignition), recommended for public space use |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2021 | Lounge seating standard, applicable to static load and durability testing for commercial use | |
|---|---|---|
| ANSI/BIFMA e3-2019 | Furniture sustainability standard, recommended for material emissions and social accountability evaluation |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to internal frame quality | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wooden furniture, applicable to formaldehyde emission control | |
| GB/T 19001-2016 | Quality management system standard, recommended for supplier production evaluation |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to internal frame quality; 2. GB 18584-2001: Limit of harmful substances in wooden furniture, applicable to formaldehyde emission control; 3. GB/T 19001-2016: Quality management system standard, recommended for supplier production evaluation; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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