| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W x D x H) | 680 x 700 x 1200 mm | |
|---|---|---|
| Seat height adjustment range | 510 mm | |
| Seat width | 520 mm | |
| Seat depth | 500 mm | |
| Seat cushion thickness | 90 mm | |
| Backrest height (above seat) | 720 mm | |
| Backrest width | 520 mm | |
| Armrest height above seat | 260 mm | |
| Five-star base diameter | 680 mm | |
| Caster diameter | 60 mm | |
| Backrest thickness | 80 mm | |
| Minimum knee clearance under seat at lowest height | 180 mm | |
| Armrest pad length | 250 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm |
Net weight / load capacity / users / durability
| Net weight range | 24 kg | |
|---|---|---|
| Recommended maximum user weight | 136 kg (300 lbs) | |
| Gas lift class rating | Class 3 | |
| Seat static load capacity | 160 kg | |
| Backrest recline angle range | 120degrees from vertical | |
| Caster rolling durability | ≥40,000 rolling cycles | |
| Upholstery abrasion resistance | ≥50,000 double rubs (Martindale) | |
| Foam density (seat cushion) | 55 kg/m³ high resilience polyurethane | |
| Foam density (backrest) | 40 kg/m³ polyurethane | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | Taupe top-grain match leather (or premium PU leather) | |
|---|---|---|
| Seat cushion core | Dual-layer high resilience polyurethane foam | |
| Backrest padding | Contoured polyurethane foam with lumbar support inserts | |
| Armrest pads | Molded polyurethane padded top | |
| Armrest support brackets | Glass-filled nylon with polished chrome accent trim | |
| Five-star base | Polished die-cast aluminum alloy | |
| Gas lift cylinder | Chrome-plated steel, Class 3 rated | |
| Tilt mechanism chassis | 3mm thick stamped steel with black powder coat finish | |
| Casters | Black nylon dual-wheel universal casters | |
| Internal seat/back frame | 1.5mm thick tubular steel frame | |
| Seam stitching | Matching taupe polyester thread, 8 stitches per inch | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic height adjustment via right-side paddle lever, 80mm vertical stroke, locks at any position within range | |
|---|---|---|
| Backrest tilt and lock | Synchro-tilt mechanism, tilts backrest at 1:2 ratio relative to seat, locks in up to 3 recline positions, adjustable tilt tension knob under seat | |
| 360-degree swivel rotation | Full continuous swivel rotation around central gas lift axis, no rotational stops | |
| Smooth rolling mobility | 5 dual-wheel swivel casters allow omnidirectional movement on carpet and hard floor surfaces | |
| Fixed padded armrests | Curved padded armrests provide stable forearm support, no height/width adjustment, position aligned with standard desk work surfaces | |
| Ergonomic lumbar support | Contoured segmented backrest panels provide built-in mid-back lumbar support, no adjustable lumbar mechanism | |
| Tilt tension adjustment | Under-seat rotary knob adjusts spring resistance from 120N to match user weight between 136 kg, preventing unintended backward tilt | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| 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
| Executive private office use | Suitable for daily 8 hour seated use by managers and executives in private office spaces, supports formal professional aesthetic | |
|---|---|---|
| Conference/meeting room use | Appropriate for boardroom and formal conference seating, provides comfort for 3 hour meetings, swivel function supports collaborative discussion | |
| Home office premium seating | Suitable for high-end home office setups, taupe leather finish coordinates with neutral and traditional home decor styles | |
| Reception/guest executive waiting areas | Can be used in upscale reception areas for important guests, polished chrome base and leather finish present a professional welcome image | |
| Recommended desk compatibility | Pairs with standard 760 mm height executive desks and L-shaped manager workstations, fixed armrest height fits under standard 25mm thick desk surfaces | |
| Conference/boardroom seating | Appropriate for boardroom and formal executive conference rooms, provides comfort for 3 hour meetings, 360-degree swivel function supports collaborative discussion around conference tables | |
| Upscale reception/waiting areas | Can be used in upscale executive reception areas and VIP guest waiting zones, polished chrome base and stitched leather finish present a polished professional welcome image | |
| Executive desk compatibility | Pairs with standard 760 mm height executive desks and L-shaped manager workstations, fixed armrest height fits under standard 25mm thick desk surfaces with 10mm clearance when seat is at lowest position |
EU Market Access Requirements* EN Standards
| Applicable standard recommendation 1 | EN 1335:2020 | |
|---|---|---|
| Applicable standard recommendation 2 | EN 1335:2018 | |
| Applicable standard recommendation 3 | EN 1335:2018 |
US and Canada office-furniture standards
| Applicable standard recommendation 1 | ANSI/BIFMA X2017 |
|---|
Standards applicable to China-market projects
| Applicable standard recommendation 1 | GB/T 3326 | |
|---|---|---|
| Applicable standard recommendation 2 | GB/T 22792.2 | |
| Applicable standard recommendation 3 | GB 18584 | |
| Applicable standard recommendation 4 | GB/T 10357.3 |
This product must meet the following technical requirements: 1. Applicable standard recommendation 1: GB/T 3326; 2. Applicable standard recommendation 2: GB/T 22792.2; 3. Applicable standard recommendation 3: GB 18584; 4. Applicable standard recommendation 4: GB/T 10357.3; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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