| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 580 x 600 x 950 mm | |
|---|---|---|
| Seat height | 480 mm | |
| Seat width | 480 mm | |
| Seat depth | 460 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest height above seat | 470 mm | |
| Armrest height above seat | 220 mm | |
| Armrest pad length | 280 mm | |
| Front leg tube diameter | 25 mm | |
| Foot stretcher clearance above floor | 150 mm | |
| Backrest central panel width | 120 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 per unit | 12 kg | |
|---|---|---|
| Static seat load capacity | 150 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 55% | |
| Frame static load rating | 300 kg | |
| Recommended user weight limit | 120 kg | |
| Warranty period | 60 days | |
| Available color variants | 6 | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Frame construction | 25mm diameter dark powder-coated tubular steel | |
|---|---|---|
| Seat upholstery fabric | 320g/m² matte cream woven fabric | |
| Seat cushion core | 80mm thick high-resilience polyurethane foam | |
| Armrest pads | 20mm thick foam wrapped in matching cream fabric | |
| Backrest panel | 1.5mm thick solid steel plate with semi-circular slat cutout | |
| Cross stretchers | 19mm diameter tubular steel welded to leg frame | |
| Leg foot pads | 5mm thick non-slip PVC floor protection pads | |
| Frame finish | Matte black electrostatic powder coating | |
| Seat support base | 1.2mm thick perforated steel sheet under cushion | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Structural design | Fully welded fixed frame with no moving adjustment parts | |
|---|---|---|
| Back support | Curved yoke/official hat top rail with lumbar support from central panel | |
| Arm support | Fixed padded armrests connecting front legs to back uprights | |
| Foot rest function | Cross-braced metal stretchers at 150mm floor clearance | |
| Floor protection | Non-slip PVC foot pads on each leg base | |
| Stacking capability | Non-stackable fixed frame design | |
| Assembly requirement | Minimal assembly only for attaching foot pads if shipped knocked down | |
| Upholstery maintenance | Stain-resistant woven fabric surface that can be wiped clean with damp cloth | |
| 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 use | Matched standard seat height for pairing with 750mm height dining tables | |
|---|---|---|
| New Chinese style tea room use | Official hat silhouette fits traditional tea house and home tea space aesthetics | |
| Commercial restaurant private dining room use | Durable metal frame construction suitable for high-traffic food service environments | |
| Hotel lobby reception seating use | Decorative back design works as accent seating for guest waiting areas | |
| Outdoor covered patio use | Powder-coated metal frame resists mild moisture in semi-outdoor spaces | |
| Matching configuration recommendation | Pair with 750mm height new Chinese style solid wood or slate dining tables | |
| User suitability | Suitable for adult users weighing up to 120kg for daily dining and tea sessions | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 12520:2015 | Furniture strength, durability and safety requirements for domestic seating | |
|---|---|---|
| EN 1022:2018 | Domestic furniture seating test method for stability verification | |
| EN 13759:2002 | Furniture test methods for seat and backrest durability of chairs |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable for upholstered seating quality reference | |
|---|---|---|
| GB/T 10357.3-2013 | Furniture mechanical test for chair strength and durability, suitable for load performance verification | |
| GB 18584-2001 | Indoor decoration material furniture formaldehyde emission limit, applicable for upholstery and foam testing |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable for upholstered seating quality reference; 2. GB/T 10357.3-2013: Furniture mechanical test for chair strength and durability, suitable for load performance verification; 3. GB 18584-2001: Indoor decoration material furniture formaldehyde emission limit, applicable for upholstery and foam testing; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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