| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 600 x 520 x 790 mm | |
|---|---|---|
| Seat height | 450 mm | |
| Seat width | 570 mm | |
| Seat depth | 510 mm | |
| Backrest height | 340 mm | |
| Armrest height | 220 mm | |
| Leg cross-section | 30 x 30 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest padding thickness | 50 mm | |
| Clearance under seat | 190 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Net weight per unit | 11.5 kg | |
|---|---|---|
| Recommended static load capacity | 250 kg | |
| PU upholstery abrasion resistance | 50000 cycles | |
| Foam density (seat cushion) | 40 kg/m³ | |
| Foam rebound rate (seat) | 55% | |
| Seam stitch pitch | 3 mm per stitch | |
| Floor glide load rating | 62.5 kg per glide | |
| Standard limited warranty period | 1 year | |
| Available finish/color options | 5+ | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Frame structure | Walnut-veneered bentwood with solid wood leg core | |
|---|---|---|
| Seat upholstery | 1.0 mm thick burgundy PU faux leather | |
| Back upholstery | 1.0 mm thick burgundy PU faux leather | |
| Seat cushion filling | High-resilience polyurethane foam | |
| Back cushion filling | Medium-density polyurethane foam | |
| Seat support frame | 20 mm thick bentwood plywood seat rail | |
| Leg components | Solid walnut-toned hardwood straight legs | |
| Floor protection glides | Injection-molded nylon non-slip glides | |
| Fastening hardware | Zinc-plated steel KD assembly hardware | |
| Frame finish | Matt clear lacquer wood sealant | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| Seating posture | Fixed upright 100-degree seat-to-back angle | |
|---|---|---|
| Arm support | Integrated continuous bentwood armrests | |
| Floor protection | Nylon glides on all four legs | |
| Assembly configuration | Knocked-down (KD) flat-pack design | |
| Cleaning maintenance | Spot-clean only upholstery surface | |
| Stacking compatibility | Non-stackable fixed frame design | |
| Weight distribution | Four-point solid leg support | |
| 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 dining rooms | Pairs with standard 750mm height dining tables for daily family meal use | |
|---|---|---|
| Hospitality dining spaces | Suitable for cafes, restaurants and hotel banquet seating with daily high-traffic use | |
| Home office/study spaces | Works as a guest chair or desk side chair for short-duration seated tasks | |
| Mid-century modern interiors | Matches walnut wood and muted burgundy palettes for retro-styled interiors | |
| Open-plan kitchen spaces | Fits at kitchen islands and breakfast bars with matching counter height | |
| Commercial break rooms | Provides durable fixed seating for employee break and lounge areas | |
| 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 domestic seating | |
|---|---|---|
| EN 1022:2018 | Furniture - Seating - Determination of stability | |
| EN 16139:2013 | Furniture - Strength, durability and safety for non-domestic seating |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture | |
|---|---|---|
| GB/T 16799-2008 | Technical specification for polyurethane synthetic leather | |
| GB 18584-2001 | Limit of harmful substances in wooden furniture |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture; 2. GB/T 16799-2008: Technical specification for polyurethane synthetic leather; 3. GB 18584-2001: Limit of harmful substances in wooden furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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