| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 673 x 674 x 946 mm | |
|---|---|---|
| Seat height | 483 mm | |
| Seat width | 520 mm | |
| Seat depth | 480 mm | |
| Backrest height from seat | 463 mm | |
| Armrest height from seat | 210 mm | |
| Leg taper diameter at floor | 28 mm | |
| Brass foot cap height | 30 mm | |
| Dark rear accent panel width | 80 mm | |
| Under-seat knee clearance height | 420 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 chair | 8 kg | |
|---|---|---|
| Recommended static load capacity | 170 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam thickness | 80 mm | |
| Backrest foam thickness | 50 mm | |
| Fabric abrasion resistance | 30000 Martindale cycles | |
| Seam stitch pitch | 8 stitches per inch | |
| Limited residential warranty | 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
| Seat and back upholstery | Woven polyester blend fabric | |
|---|---|---|
| Seat cushion core | High-resilience polyurethane foam | |
| Backrest cushion core | Medium-density polyurethane foam | |
| Inner support frame | Kiln-dried solid hardwood | |
| Legs | Solid hardwood with matte black finish | |
| Foot caps | Brushed brass plated metal | |
| Rear back accent panel | Dark walnut veneered engineered wood | |
| Seam trim | Contrast black piping | |
| Floor protection pads | Felt anti-slip 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 | |
| Gas-lift Engineering Specification | Recommended Class 4; outer tube 50 mm; stroke 100 mm |
Adjustment / rotation / tilt / mobility / storage features
| Seating function | Fixed upright dining posture support | |
|---|---|---|
| Armrest support | Integrated continuous armrests | |
| Floor protection | Felt pads under brass leg caps | |
| Assembly requirement | Knock-down leg attachment | |
| Stability design | Four-point splayed leg base | |
| Upholstery care | Spot clean with mild detergent | |
| Color option availability | 8 standard fabric colors | |
| 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 | Suitable for dining tables 760 mm high as primary dining seating | |
|---|---|---|
| Hospitality restaurant use | Appropriate for upscale casual and fine dining venues with contemporary decor | |
| Home office guest seating | Suitable as side seating for visitor areas adjacent to desks | |
| Hotel bedroom accent seating | Usable as end-of-bed or corner accent chair in hotel guest rooms | |
| Conference room breakout seating | Suitable for informal meeting areas and lounge breakout zones | |
| Recommended table pairing | Compatible with rectangular, round, or square dining tables with standard height | |
| 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 | Domestic furniture - seating - safety requirements for residential dining chair use | |
|---|---|---|
| EN 1022:2018 | Domestic furniture - seating - determination of stability for upright chairs | |
| EN 15373:2007 | Furniture - strength, durability and safety for non-domestic seating for hospitality use |
US and Canada office-furniture standards
| ANSI/BIFMA X5.21-2020 | Safety and performance standard for lounge and guest seating, applicable for commercial dining use | |
|---|---|---|
| ANSI/BIFMA X5.22-2020 | Durability test methods for occasional-use upholstered seating products |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to structural safety of wood frame | |
|---|---|---|
| GB/T 1952.1-2012 | Strength and durability requirements for upholstered seating, applicable for chair performance testing | |
| GB 18584-2001 | Indoor decorating and refurbishing materials - 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, applicable to structural safety of wood frame; 2. GB/T 1952.1-2012: Strength and durability requirements for upholstered seating, applicable for chair performance testing; 3. GB 18584-2001: Indoor decorating and refurbishing materials - 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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