| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 3-seater sofa overall dimensions | 2200 x 900 x 950 mm | |
|---|---|---|
| Single-seat armchair overall dimensions | 1100 x 900 x 950 mm | |
| Seat height from floor | 450 mm | |
| Seat depth (usable seating surface) | 580 mm | |
| Backrest total height | 580 mm | |
| Armrest height from seat surface | 180 mm | |
| 3-seater sofa seating clearance width | 1900 mm | |
| Wood trim base height | 60 mm | |
| Armrest top width | 120 mm | |
| Seat Cushion Thickness | 180 mm | |
| Back Cushion Thickness | 160 mm | |
| Leg Height / Floor Clearance | 160 mm |
Net weight / load capacity / users / durability
| 3-seater sofa net weight | 95 kg | |
|---|---|---|
| 3-seater sofa total static load capacity | 450 kg | |
| Seat foam density | 45 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Seat foam indentation load deflection | 60 N | |
| Foam rebound rate | 45% | |
| Upholstery seam strength | 120 N | |
| Frame joint static load rating | 2000 N | |
| Seat Foam Density / Rebound | 40 kg/m³ / 60% | |
| Upholstery Abrasion Reference | Fabric 60000 cycles; leather-class cover 1.4 mm |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 0.8mm thick black top-grain leather option / 0.6mm thick PU leather option | |
|---|---|---|
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Seat cushion padding | 120mm thick high-density polyurethane foam | |
| Backrest padding | 80mm thick medium-density polyurethane foam | |
| Internal load-bearing frame | 40x30mm solid hardwood and plywood frame | |
| Armrest and base trim | Glossy stained red-brown solid wood (elm wood base grade) | |
| Suspension system | Elastic webbing seat support with 80mm spacing | |
| Wood trim surface finish | Glossy PU lacquer coating, wear-resistant finish | |
| Upholstery stitching | Polyester bonded thread, 8 stitches per inch seam pitch | |
| Base feet | Integral solid wood feet with polished finish, no separate glides | |
| Seat suspension system | 70mm wide elastic webbing support spaced 80mm apart | |
| Frame moisture content | 12% |
Adjustment / rotation / tilt / mobility / storage features
| Seating configuration | Fixed 1+1+3 set layout, no modular reconfiguration capability | |
|---|---|---|
| Cushion design | Fixed non-removable seat and back cushions, stitched to frame to prevent shifting during formal use | |
| Lumbar support | Integrated horizontally stitched lumbar channel in backrest for static lower back support | |
| Armrest function | Fully padded curved armrests for full forearm support during seated meetings or reception | |
| Base stability | Continuous solid wood plinth base with six contact points on 3-seater, four contact points on single chair to eliminate wobble on level carpet or hard flooring | |
| Seating capacity | 3-seater unit accommodates 3 adults, two single armchairs accommodate 1 adult each, total set capacity 5 persons | |
| Backrest ergonomics | Slightly curved backrest angle of 105 degrees from seat surface to support upright formal seated posture | |
| Cleaning compatibility | Smooth non-porous leather surface allows wipe-down cleaning with standard office leather care products | |
| Anti-slip performance | Wood base feet have matte contact surface to prevent unwanted sliding on polished tile or wood flooring | |
| Cushion Service Configuration | Recommended 2 removable/replaceable cushion methods |
Verified carton / gross weight / assembly / loading data
| Reference Package Count | 1 set / 2 cartons | |
|---|---|---|
| Reference Assembly Time | 40 minutes per set | |
| Reference Module Carton Dimensions | 2200× 1050× 850 mm | |
| Reference Packaging Volume | 1.8 m³/item | |
| Reference Packaged Gross Weight | 110 kg/item |
Recommended spaces / users / usage modes
| Executive office reception area | Suitable for private executive office guest seating, formal aesthetic matches premium office interior design with stone or wood wall finishes | |
|---|---|---|
| Corporate boardroom lounge zone | Suitable for pre-meeting waiting areas adjacent to boardrooms, 5-person capacity supports small group discussion before formal meetings | |
| Government and institutional reception spaces | Formal dark wood and black leather aesthetic aligns with official reception space design requirements for public sector offices | |
| High-end business lounge and VIP waiting rooms | Durable commercial-grade construction supports high-frequency use in VIP lounges with daily visitor traffic | |
| Matching furniture recommendation | Pairs with matching dark wood side tables and executive office desks in the same red-brown wood finish for a cohesive office suite design | |
| Flooring compatibility | Wide low-profile wood base distributes weight evenly to avoid indentation on commercial loop carpet, polished tile or engineered wood flooring | |
| Executive private office reception area | Suitable for guest seating in C-suite private offices, formal dark wood and black leather aesthetic matches premium office interior finishes | |
| Government and public institutional reception spaces | Formal conservative aesthetic aligns with official reception space design requirements for public sector and government offices |
EU Market Access Requirements* EN Standards
| EN 13759:2012 | Applicable standard for domestic and contract upholstered seating, specifies strength and durability test methods for commercial office reception use | |
|---|---|---|
| EN 1021-1:2014 | Applicable upholstered furniture ignitability standard, specifies resistance to smouldering cigarette ignition for office environments | |
| EN 12520:2015 | Applicable furniture strength, durability and safety standard for domestic and contract seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.4-2021 | Applicable standard for lounge and public office seating, specifies load, durability and stability requirements for executive reception sofas |
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Standards applicable to China-market projects
| GB 20400-2006 | Applicable leather upholstery limit standard, sets formaldehyde and harmful substance limits for leather and PU fabrics | |
|---|---|---|
| GB 18584-2001 | Applicable interior decoration material standard, sets limit of harmful substances in wood furniture including trim and frame | |
| GB/T 3324-2017 | Applicable general technical standard for wood furniture, applies to solid wood trim and structural frame components | |
| GB/T 16799-2008 | Applicable standard for furniture leather, specifies physical performance requirements for leather upholstery | |
| GB 20286-2006 | Applicable fire safety standard for public place furniture, specifies flame retardant requirements for high-traffic office seating |
This product must meet the following technical requirements: 1. GB 20400-2006: Applicable leather upholstery limit standard, sets formaldehyde and harmful substance limits for leather and PU fabrics; 2. GB 18584-2001: Applicable interior decoration material standard, sets limit of harmful substances in wood furniture including trim and frame; 3. GB/T 3324-2017: Applicable general technical standard for wood furniture, applies to solid wood trim and structural frame components; 4. GB/T 16799-2008: Applicable standard for furniture leather, specifies physical performance requirements for leather upholstery; 5. GB 20286-2006: Applicable fire safety standard for public place furniture, specifies flame retardant requirements for high-traffic office seating; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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