| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 750 x 830 x 880 mm | |
|---|---|---|
| Seat width | 660 mm | |
| Seat depth | 560 mm | |
| Seat height from floor | 480 mm | |
| Seat cushion thickness | 130 mm | |
| Backrest height above seat | 450 mm | |
| Armrest height above seat | 210 mm | |
| Leg height from floor to seat base | 350 mm | |
| Leg splay width at floor contact | 690 mm | |
| Backrest maximum width at top | 600 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
| Net weight | 23.5 kg | |
|---|---|---|
| Static load capacity | 159 kg | |
| Seat foam density | 24 kg/m³ | |
| Recommended user weight | 120 kg | |
| Foam rebound rate | 45% | |
| Leg static load per leg | 40 kg | |
| Seam stitching pitch | 30 mm | |
| Upholstery abrasion resistance | 30000 Martindale cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 100% polyester velvet fabric, 0.8 mm thickness | |
|---|---|---|
| Seat cushion filling | High-density polyurethane foam, wrapped with soft polyester fiber | |
| Inner structural frame | 18 mm thick solid pine wood frame with plywood reinforcing panels | |
| Seat support system | 3.2 mm diameter sinuous spring suspension with 80 mm spacing | |
| Leg structure | 12 mm diameter matte black powder-coated steel tube, splayed angled design | |
| Armrest construction | Integrated curved upholstered armrests padded with 20 mm thick foam | |
| Leg floor protectors | 5 mm thick non-slip rubber end caps on each leg | |
| Backrest padding | 40 mm thick medium-density polyurethane foam | |
| 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
| Seating function | Fixed relaxed lounge seating position with 105° integrated backrest angle | |
|---|---|---|
| Arm support | Continuous wrap-around padded armrests providing lateral torso support | |
| Mobility | Non-swivel, non-rocking fixed stationary seating with no moving mechanisms | |
| Floor protection | Rubber leg caps prevent scratches on hard flooring surfaces and reduce movement noise | |
| Assembly requirement | Partial assembly required, attaching four legs to pre-built upholstered seat frame | |
| Maintenance | Surface cleanable with soft dry or lightly damp cloth, avoid excessive moisture on velvet | |
| Weight distribution | Four-point splayed leg layout provides 20% wider stance than seat width for tip resistance | |
| 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
| Residential living room accent seating | Suitable for placement next to sofas or coffee tables for casual guest seating | |
|---|---|---|
| Office reception and waiting areas | Provides comfortable relaxed seating for visitors in lobbies and lounge zones | |
| Bedroom and dressing room seating | Fits as occasional seating for bedrooms or walk-in closets with its compact size | |
| Hotel guest room lounge zones | Suitable for boutique hotel room accent seating with premium velvet finish | |
| Co-working breakout areas | Provides casual informal seating for short breaks and impromptu conversations | |
| 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 12520:2015 | Furniture strength, durability and safety for residential seating, applicable to performance verification | |
|---|---|---|
| EN 1022:2018 | Domestic furniture seating stability test method, applicable to tip resistance validation | |
| EN 13759:2003 | Upholstered furniture seating foam performance specification for cushion durability |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to inner frame quality inspection | |
|---|---|---|
| GB/T 1952.1-2012 | Upholstered furniture sofa safety and performance requirements, applicable to seating testing | |
| GB 18584-2001 | Limit of harmful substances in wooden furniture, applicable to emission testing for frame materials | |
| GB/T 29862-2013 | Textile fabric identification, applicable to velvet upholstery material verification |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to inner frame quality inspection; 2. GB/T 1952.1-2012: Upholstered furniture sofa safety and performance requirements, applicable to seating testing; 3. GB 18584-2001: Limit of harmful substances in wooden furniture, applicable to emission testing for frame materials; 4. GB/T 29862-2013: Textile fabric identification, applicable to velvet upholstery material verification; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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