| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 640 x 620 x 960 mm | |
|---|---|---|
| Seat height | 470 mm | |
| Seat width | 520 mm | |
| Seat depth | 490 mm | |
| Arm height from floor | 650 mm | |
| Backrest height from seat | 490 mm | |
| Leg taper length with ferrule | 420 mm | |
| Gold ferrule height per leg | 50 mm | |
| Cutout opening width between back and seat | 280 mm | |
| Seat cushion thickness | 80 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
| Recommended static load capacity | 150 kg | |
|---|---|---|
| Net product weight | 19 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 42% | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Leg ferrule static load per leg | 40 kg | |
| Stability tilt angle (side) | 12 degrees | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Inner seat and back upholstery | Olive yellow matte faux leather, 1.2mm thickness | |
|---|---|---|
| Outer back panel | Dark brown quilted faux leather, diamond stitching | |
| Seat and back padding | High-density polyurethane foam wrapped in polyester fiber | |
| Structural frame | Kiln-dried solid hardwood with 18mm plywood seat base | |
| Legs | Matte black finished tapered solid hardwood, 35mm top diameter | |
| Leg ferrules | Polished gold-plated zinc alloy, non-marking felt base | |
| Trim detailing | Gold-toned PU piping along upholstery seams | |
| Seat rail joints | Double dowel joinery with metal corner brackets | |
| 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 support | Fixed padded seat with integrated lumbar support from curved back | |
|---|---|---|
| Armrest integration | Continuous curved back forms wrap-around armrests for forearm support | |
| Cutout ventilation | Open gap between lower back and seat improves air circulation | |
| Floor protection | Gold ferrules fitted with felt glides prevent hard floor scratching | |
| Knock-down assembly | Legs attach to seat frame with included hardware for flat shipping | |
| Stain resistance | Faux leather surface wipes clean with damp cloth for dining spill maintenance | |
| Quilted outer back | Stitched diamond pattern on outer back adds decorative texture and impact 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 dining room | Used around 750mm height dining tables for daily family meals | |
|---|---|---|
| Restaurant and cafe seating | Suitable for commercial dining spaces with high traffic and frequent use | |
| Hotel guest room seating | Placed in hotel room lounge areas or in-room dining nooks | |
| Conference room breakout areas | Used for informal meeting seating adjacent to workspaces | |
| Vanity seating | Positioned at bedroom dressing tables for seated grooming | |
| 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 |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to frame strength and stability | |
|---|---|---|
| GB 18584-2001 | Limit of harmful substances in wooden furniture, applicable to formaldehyde emission |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to frame strength and stability; 2. GB 18584-2001: Limit of harmful substances in wooden furniture, applicable to formaldehyde emission; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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