| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 520 x 584 x 991 mm | |
|---|---|---|
| Seat height from floor | 498 mm | |
| Seat usable width | 470 mm | |
| Seat usable depth | 495 mm | |
| Backrest height above seat | 493 mm | |
| Seat cushion thickness | 63 mm | |
| Leg cross-section dimension | 40 x 40 mm | |
| Backrest panel thickness | 12 mm | |
| Front leg clearance under seat | 450 mm | |
| Upholstered back width at widest point | 480 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 | 125 kg | |
|---|---|---|
| Seat foam density | 35 kg/m³ | |
| Backrest foam density | 30 kg/m³ | |
| Foam rebound rate | 40% | |
| Foam compression set rate | 6% | |
| Hardwood frame moisture content | 12% | |
| Upholstery tear resistance | 100 N | |
| Seam stitch pitch | 8 stitches per 30 mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Structural frame | Cherry-finish bentwood/hardwood with mortise-and-tenon joinery | |
|---|---|---|
| Seat support panel | 12 mm E0 grade bent plywood with corner reinforcing blocks | |
| Seat cushion fill | High-resilience polyurethane foam with density 35 kg/m³ | |
| Backrest fill | High-resilience polyurethane foam with density 30 kg/m³ | |
| Upholstery material | 1.5 mm thick black faux leather (vinyl) with wear-resistant finish | |
| Leg feet | Non-marring plastic glide pads fitted to each leg bottom | |
| Frame finish | Smooth clear lacquer topcoat with satin cherry tone | |
| Upholstery attachment | Stapled to plywood substrate with finished edge binding | |
| 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 posture support | Fixed upright backrest angle for dining/conference upright seated posture | |
|---|---|---|
| Entry clearance | Armless design allows unobstructed side entry for tight table spacing | |
| Floor protection | Fixed non-marring glides prevent scuffing on hard floor surfaces | |
| Structural rigidity | Solid bentwood side stretchers connect front and rear legs to eliminate wobble | |
| Stacking capability | Non-stacking fixed frame design for permanent seating layouts | |
| Adjustment features | No height, tilt, swivel, or recline adjustment for fixed-position seating | |
| Cleaning compatibility | Smooth non-porous faux leather upholstery allows wipe-clean maintenance | |
| 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 area use | Suitable for home dining tables in apartments or houses with standard 750 mm table height | |
|---|---|---|
| Commercial conference room use | Appropriate for meeting room table seating in offices or training facilities | |
| Break room/guest seating use | Suitable for office break areas, reception waiting zones, or small cafe seating | |
| Small space layout compatibility | Armless narrow profile works in compact dining nooks or tight seating configurations | |
| Matching furniture coordination | Pairs with cherry-finish wood dining tables, conference tables, or sideboards for cohesive decor | |
| Floor surface compatibility | Suitable for use on hardwood, tile, laminate, or low-pile carpeted floors with fitted glides | |
| 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 strength/durability/safety, applicable to non-contract domestic dining use | |
|---|---|---|
| EN 16139:2013 | Contract non-domestic seating strength/durability/safety, applicable to commercial conference seating | |
| EN 13356:2009 | Anti-slip furniture foot glide performance requirements, applicable to leg floor protection components |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to frame construction and finish quality | |
|---|---|---|
| GB/T 16799-2008 | Furniture leather/synthetic leather requirements, applicable to upholstery material performance | |
| GB 18584-2001 | Indoor decorating materials limit of harmful substances for wooden furniture, applicable to formaldehyde/VOC limits | |
| GB/T 38609-2020 | Furniture mechanical performance test methods for seating, applicable to static load and durability verification |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to frame construction and finish quality; 2. GB/T 16799-2008: Furniture leather/synthetic leather requirements, applicable to upholstery material performance; 3. GB 18584-2001: Indoor decorating materials limit of harmful substances for wooden furniture, applicable to formaldehyde/VOC limits; 4. GB/T 38609-2020: Furniture mechanical performance test methods for seating, applicable to static load and durability verification; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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