| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 597 x 559 x 838 mm | |
|---|---|---|
| Seat height | 508 mm | |
| Seat depth | 419 mm | |
| Seat cushion thickness | 114 mm | |
| Backrest height above seat | 330 mm | |
| Integrated armrest height above seat | 180 mm | |
| Leg splay angle from vertical | 12 degrees | |
| Leg diameter at floor contact | 25 mm | |
| Seat width between armrests | 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
| Static weight capacity | 125 kg | |
|---|---|---|
| Net weight per chair | 12 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 40% | |
| Fabric abrasion resistance | 30000 cycles | |
| Recommended user weight limit | 110 kg | |
| 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
| Backrest upholstery | Black smooth faux leather | |
|---|---|---|
| Seat upholstery | Grey woven polyester fabric | |
| Seat fill | High-density polyurethane foam | |
| Support legs | Black powder-coated steel | |
| Internal seat frame | 15mm thick plywood | |
| Foot pads | TPU anti-slip scratch-resistant pads | |
| Seam construction | Reinforced stitched seams at 8mm pitch | |
| Back shell core | Molded engineered wood panel | |
| 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
| Frame structure | Fixed static 4-leg design | |
|---|---|---|
| Entry access | Open front edge without front arm crossbar | |
| Back support | Integrated wrap-around armrest-back | |
| Surface maintenance | Wipe-clean upholstery surfaces | |
| Floor protection | Non-marking foot glides | |
| Assembly requirement | Partial knock-down assembly | |
| Stacking capability | Non-stacking design | |
| 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 | Pairs with 760 mm height dining tables for everyday family meals | |
|---|---|---|
| Kitchen breakfast nook | Compact footprint fits small kitchen dining areas without excess bulk | |
| Cafe casual seating | Light commercial rated design works for boutique cafe and bistro seating | |
| Home office guest seating | Fits as side seating next to desks for short visitor use | |
| Apartment furnished rentals | Durable easy-clean finish suitable for multi-tenant residential properties | |
| Modern minimalist interiors | Two-tone black/grey palette complements Scandinavian and contemporary decor | |
| 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 | Furniture - Strength, durability and safety for domestic seating | |
|---|---|---|
| EN 1022:2018 | Domestic seating - Determination of stability for upright chairs |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable for structural safety verification | |
|---|---|---|
| GB/T 24821-2009 | Performance testing standards for dining tables and chairs for domestic use | |
| GB 18584-2001 | Limit of harmful substances in wood furniture for indoor environmental safety |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable for structural safety verification; 2. GB/T 24821-2009: Performance testing standards for dining tables and chairs for domestic use; 3. GB 18584-2001: Limit of harmful substances in wood furniture for indoor environmental safety; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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