| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 610 x 560 x 880 mm | |
|---|---|---|
| Seat height | 470 mm | |
| Seat width | 574 mm | |
| Seat depth | 508 mm | |
| Seat cushion thickness | 178 mm | |
| Backrest height (above seat) | 430 mm | |
| Armrest height (above floor) | 640 mm | |
| Leg base footprint width | 580 mm | |
| Leg base footprint depth | 530 mm | |
| Under-seat apron clearance | 220 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 | 14 kg | |
|---|---|---|
| Maximum static user weight capacity | 227 kg | |
| Recommended regular use user weight | 136 kg | |
| PU upholstery abrasion resistance (Martindale) | 30000 cycles | |
| Seat foam density | 35 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Frame static load rating | 300 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Main frame/legs | Solid rubberwood with walnut stain finish | |
|---|---|---|
| Upholstery covering (seat/back) | 1.0mm thick brown PU (faux) leather | |
| Seat padding core | High-density polyurethane foam | |
| Backrest padding core | 25kg/m³ soft polyurethane foam | |
| Seat support layer | Sinuous spring suspension under foam | |
| Frame joinery hardware | Zinc-plated steel screws, glued dowel and mortise-and-tenon joints | |
| Leg floor glides | Black non-marking nylon glides fixed to leg bottoms | |
| Armrests | Integrated solid wood matching frame walnut finish | |
| Seat stitching | Matching brown polyester thread with 8mm seam pitch | |
| 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
| Movement type | Fixed, non-swivel, non-reclining, non-height-adjustable seating | |
|---|---|---|
| Seating use case | Upright seated posture for dining, guest reception or occasional lounge use | |
| Floor protection | Nylon glides prevent scratching hard floor surfaces without casters | |
| Cleaning method | Wipe upholstery and wood surfaces with dry or slightly damp soft cloth | |
| Assembly requirement | Partial assembly requiring leg attachment to pre-built seat/back frame | |
| Structural stability | Splayed four-leg design provides anti-tip stability for regular seated movement | |
| 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
| Carton dimensions | 700 x 650 x 950 mm | |
|---|---|---|
| Gross weight per packed unit | 16 kg | |
| 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
| Dining room application | Paired with standard height dining tables for home or restaurant seating | |
|---|---|---|
| Office reception application | Used as guest seating in executive offices or reception waiting areas | |
| Living room accent seating | Placed as standalone accent seating in residential living rooms or studies | |
| Hotel/hospitality application | Used in hotel guest rooms, lounges or conference break areas | |
| Recommended table pairing height | 760 mm standard dining/meeting table 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
| Recommended seating safety standard | EN 12520:2015 | |
|---|---|---|
| Recommended non-domestic seating standard | EN 16139:2013 | |
| Recommended upholstery flame retardant standard | EN 1021:2014 |
Standards applicable to China-market projects
| Recommended frame safety standard | GB/T 3324 | |
|---|---|---|
| Recommended upholstered seating standard | GB/T 24430.2 | |
| Recommended formaldehyde limit standard | GB 18584 |
This product must meet the following technical requirements: 1. Recommended frame safety standard: GB/T 3324; 2. Recommended upholstered seating standard: GB/T 24430.2; 3. Recommended formaldehyde limit standard: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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