| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| overall dimensions | 508 x 570 x 900 mm | |
|---|---|---|
| seat height | 508 mm | |
| seat width | 470 mm | |
| seat depth | 450 mm | |
| backrest height from seat | 440 mm | |
| leg diameter | 25 mm | |
| brass ferrule height | 30 mm | |
| seat pad thickness | 160 mm | |
| backrest padding thickness | 80 mm | |
| stretcher bar height from floor | 180 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
| single chair net weight | 16 kg | |
|---|---|---|
| static weight capacity | 159 kg | |
| upholstery abrasion resistance | 30000 cycles | |
| foam density (seat) | 45 kg/m³ | |
| foam rebound rate | 60% | |
| leg frame static load rating | 200 kg | |
| floor protection pad diameter | 25 mm | |
| warranty period | 1 year | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| inner seat/back shell | 12mm thick plywood frame | |
|---|---|---|
| upholstery outer shell | Dark charcoal faux leather | |
| seat/inner back upholstery | Warm tan faux leather | |
| seat padding | High-density polyurethane foam | |
| back padding | Medium-density polyurethane foam | |
| leg structure | Powder-coated black tapered steel tubing | |
| leg end accents | Polished brass-plated ferrules | |
| support bracing | Black powder-coated steel stretcher bars | |
| stitch construction | Vertical channel stitching, 8mm seam pitch | |
| foot protection | Non-marking rubber floor pads | |
| 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 configuration | Fixed-position armless dining seating, no recline or swivel | |
|---|---|---|
| back support design | Vertical channel-stitched curved lumbar support | |
| leg stability | Dual horizontal steel stretchers connect legs to prevent wobble | |
| floor protection | Rubber foot caps under brass ferrules prevent hard floor scratching | |
| upholstery maintenance | Stain-resistant faux leather surface for spot cleaning | |
| stacking capability | Non-stackable fixed upholstered design | |
| assembly requirement | Knock-down assembly with 4 bolts per chair | |
| color option availability | Two-tone charcoal/tan as pictured, custom colors available per supplier | |
| 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 | Suitable for standard 750mm height dining tables for daily meal use | |
|---|---|---|
| hotel restaurant seating | Appropriate for boutique hotel dining areas with modern interior design | |
| cafe/bistro use | Suitable for casual commercial cafe seating with high traffic durability | |
| home office side seating | Usable as guest seating next to a desk for temporary visitor use | |
| open-plan kitchen island | Suitable for kitchen island counter seating at standard bar/dining height | |
| event/banquet rental | Applicable for formal event seating with elegant two-tone aesthetic | |
| 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
| seating furniture strength | EN 12520:2015 | |
|---|---|---|
| upholstered furniture flammability | EN 1021:2014 | |
| furniture surface durability | EN 15187:2007 |
Standards applicable to China-market projects
| upholstered furniture safety | GB 28007 | |
|---|---|---|
| furniture mechanical performance | GB/T 10357.3 | |
| furniture hardware fasteners | GB/T 3324 |
This product must meet the following technical requirements: 1. upholstered furniture safety: GB 28007; 2. furniture mechanical performance: GB/T 10357.3; 3. furniture hardware fasteners: GB/T 3324; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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