| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| 3-seater sofa overall dimensions | 2300 x 900 x 850 mm | |
|---|---|---|
| Single armchair overall dimensions | 1050 x 900 x 850 mm | |
| Seat height from floor | 430 mm | |
| Seat depth | 550 mm | |
| Seat cushion thickness | 130 mm | |
| Backrest height above seat | 420 mm | |
| Armrest height above seat | 170 mm | |
| Support leg height | 120 mm | |
| Armrest width | 180 mm | |
| Single seat width (per seating position) | 720 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
| 3-seater sofa net weight | 78 kg | |
|---|---|---|
| Per-seat static load capacity | 160 kg | |
| Seat foam density | 40 kg/m³ | |
| Back foam density | 30 kg/m³ | |
| Recommended total user capacity | 5 people | |
| Seam stitch durability | 20000 abrasion cycles | |
| Frame static load rating (per seat) | 10000 cycles | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Seam stitch strength | 200 N | |
| Frame fatigue durability | 10000 load cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Dark grey top-grain leather match (PU on non-contact surfaces) | |
|---|---|---|
| Seat cushion padding | Multi-layer high-resilience polyurethane foam | |
| Backrest padding | Shaped medium-density polyurethane foam with lumbar support ridge | |
| Armrest padding | Wrapped high-density polyurethane foam with rounded edge design | |
| Internal frame | Kiln-dried solid hardwood with plywood reinforcement, 30 mm structural thickness | |
| Support legs | Matte dark grey powder-coated carbon steel, 20 mm leg diameter, polished metal foot caps | |
| Seam construction | Reinforced nylon stitching, 8 stitches per inch seam pitch | |
| Undercarriage support | Powder-coated steel cross-bracing between legs | |
| Seat contact surface upholstery | 1.2 mm thick dark grey top-grain cowhide, non-contact surfaces use 0.8 mm thick matching PU leather | |
| Seat support system | 80 mm wide elastic webbing spaced 120 mm apart, paired with 2.4 mm diameter sinuous springs for even weight distribution | |
| Foot cap pads | 5 mm thick non-slip PE padding under metal foot caps to prevent hard floor scratching | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Fixed position seating | No recline, swivel or moving adjustment mechanisms, rigid frame for stable public area use | |
|---|---|---|
| Integrated lumbar support | Raised horizontal stitched lumbar section built into backrest to support lower back during seated waiting | |
| Floor clearance for cleaning | 120 mm open space under the seat allows access for vacuum cleaners and cleaning tools | |
| Uniform modular set configuration | Matched dimensions and styling across 3-seater and single armchairs for flexible reception layout arrangement | |
| Padded full-wrap armrests | Continuous upholstered armrests running from backrest to seat front for soft contact on all sides | |
| Floor-protecting foot caps | Polished metal caps on leg bases prevent scratching hard flooring surfaces | |
| Backrest contour support | Vertical pleated backrest stitching creates segmented support zones matching upper and mid-back curvature for upright seating comfort | |
| Recline Angle / Lock Reference | 125° with 3 suggested 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
| Packaging unit count | 3 cartons total (1 carton for 3-seater, 1 carton per single armchair) | |
|---|---|---|
| 3-seater sofa carton dimensions | 2350 x 950 x 650 mm | |
| Single armchair carton dimensions | 1100 x 950 x 650 mm | |
| Total shipment gross weight | 185 kg | |
| Total shipment volume | 3.8 CBM | |
| assembly time per full set | 60 minutes | |
| 40ft HQ container loading capacity (full set) | 58 sets | |
| Assembly requirement | Knock-down leg installation only, all upholstered sections pre-assembled from factory | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| Corporate executive reception areas | Suitable for company lobby and executive floor waiting spaces, provides formal professional seating for visitors and guests | |
|---|---|---|
| Managerial office visitor seating | Single armchairs and configuration can be placed in private offices for guest seating during meetings | |
| High-end commercial lounge spaces | Suitable for premium building lounges, bank VIP areas and hotel business center waiting zones | |
| Meeting room breakout seating | Can be arranged in open plan office breakout zones for informal discussions and short breaks | |
| Configuration compatibility | Pairs well with low-profile glass and metal coffee tables, as shown in the reference visual, for complete reception area furnishing | |
| 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 13761:2007 Office furniture - Visitor chairs | Applicable as performance reference for seating stability, static load and durability for reception visitor use | |
|---|---|---|
| EN 1022:2005 Domestic furniture - Seating - Determination of stability | Applicable as reference standard for anti-tip stability verification of freestanding fixed seating | |
| EN 12520:2015 Furniture - Strength, durability and safety - Requirements for domestic seating | Applicable as supplementary reference for edge rounding and impact resistance requirements for public area use |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 General Purpose Office Chairs - Tests | Applicable as performance reference for static load, backrest strength and leg durability testing for commercial office seating use | |
|---|---|---|
| ANSI/BIFMA e3-2019 Furniture Sustainability Standard | Applicable as optional procurement reference for material emissions, recycled content and end-of-life recyclability requirements | |
| ANSI/BIFMA X5.4-2023 Lounge and Public Seating | Applicable as primary performance reference for multi-occupancy reception seating load and durability requirements |
Standards applicable to China-market projects
| GB/T 3324-2017 General technical requirements for wooden furniture | Applicable as acceptance standard for internal wooden frame structural stability, dimensional tolerance and finish quality | |
|---|---|---|
| GB 18584-2001 Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture | Applicable as acceptance standard for formaldehyde emission limits from internal wood and composite components | |
| GB/T 16799-2008 Upholstery leather | Applicable as acceptance standard for leather/PU upholstery material abrasion resistance, color fastness and tear strength |
This product must meet the following technical requirements: 1. GB/T 3324-2017 General technical requirements for wooden furniture: Applicable as acceptance standard for internal wooden frame structural stability, dimensional tolerance and finish quality; 2. GB 18584-2001 Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture: Applicable as acceptance standard for formaldehyde emission limits from internal wood and composite components; 3. GB/T 16799-2008 Upholstery leather: Applicable as acceptance standard for leather/PU upholstery material abrasion resistance, color fastness and tear strength; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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