| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 560 x 820 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
| Product net weight | 12 kg | |
|---|---|---|
| Static seat load capacity | 150 kg | |
| Recommended user weight limit | 120 kg | |
| Recommended applicable table height | 750 mm | |
| Seating capacity | 1 person | |
| Structural cyclic load durability | 10000 cycles | |
| 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 | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| Main frame | Solid hardwood with walnut-toned clear lacquer | |
|---|---|---|
| Seat panel | Solid wood glued panel with sealed edge | |
| Back central splat | Solid wood panel with inlaid decorative motif | |
| Armrests | Bent solid wood with rounded smooth edges | |
| Structural stretchers | Solid wood cross braces | |
| Legs | Square-section solid wood posts | |
| Surface finish | Environmentally friendly nitrocellulose lacquer | |
| Joinery hardware | Concealed mortise and tenon joints with metal reinforcement | |
| 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
| Fixed non-reclining backrest | Vertical lumbar support via central splat | |
|---|---|---|
| Integrated curved armrests | Continuous support from front leg to back frame | |
| Four-sided stretcher bracing | Rigid connection between all four legs | |
| Decorative back inlay | Heart-shaped outline motif on central splat | |
| Flat solid wood seat | Smooth rigid seating surface without cushion | |
| Floor protection compatibility | Hidden felt pads applicable to leg bottoms | |
| 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
| Chinese style tea room | Paired with solid wood tea tables for formal tea service seating | |
|---|---|---|
| Restaurant dining area | Used as guest dining chair in home or private dining rooms | |
| Hotel lobby lounge | Arranged in lounge areas for guest waiting and casual seating | |
| Study room home office | Used as guest or auxiliary seating beside solid wood desks | |
| Cultural exhibition space | Displayed or used in traditional cultural venues and club spaces | |
| Reception meeting area | Arranged in formal reception rooms for guest seating | |
| 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
| Structural stability recommendation | EN 12520:2015 | |
|---|---|---|
| Surface finish recommendation | EN 12720:2009+A1:2013 |
Standards applicable to China-market projects
| Structural safety recommendation | GB/T 3324 | |
|---|---|---|
| Formaldehyde emission recommendation | GB 18584 | |
| Surface durability recommendation | GB/T 4893.1 |
This product must meet the following technical requirements: 1. Structural safety recommendation: GB/T 3324; 2. Formaldehyde emission recommendation: GB 18584; 3. Surface durability recommendation: GB/T 4893.1; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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