| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall assembled dimensions | 620 x 750 x 1260 mm | |
|---|---|---|
| Five-star base diameter | 700 mm | |
| Caster diameter | 65 mm | |
| Seat height adjustment range | 570 mm | |
| Seat width | 520 mm | |
| Seat depth | 500 mm | |
| Backrest height | 780 mm | |
| Armrest height above seat | 200 mm | |
| Retractable footrest extension length | 420 mm | |
| Seat cushion thickness | 120 mm | |
| Backrest padding thickness | 80 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Recommended maximum user weight | 150 kg | |
|---|---|---|
| Net weight | 20 kg | |
| Maximum recline angle | 135 degrees | |
| Seat height adjustment travel | 100 mm | |
| Upholstery abrasion resistance | 50000 cycles | |
| Seat foam density | 50 kg/m³ | |
| Foam rebound rate | 60% | |
| Gas lift static load rating | 150 kg | |
| Warranty period | 3 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.2mm thick abrasion-resistant grey PU leather | |
|---|---|---|
| Seat cushion core | 50kg/m³ high-resilience molded polyurethane foam | |
| Backrest core | 40kg/m³ supportive polyurethane foam with integrated lumbar contour | |
| Internal support frame | 2.0mm thick welded steel tube frame | |
| Five-star base | 1.5mm thick polished chrome-plated steel | |
| Armrest supports | Chrome-plated steel with articulated adjustment joints | |
| Armrest pads | Padded PU leather matching seat upholstery | |
| Retractable footrest | Padded PU leather top with chrome-plated steel slide rails | |
| Gas lift cylinder | Chrome-plated steel Class 4 gas lift | |
| Casters | 65mm diameter PU dual-wheel casters with chrome accent rings | |
| Recline mechanism | 3.0mm thick steel plate multi-position lock mechanism | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full swivel enabled by central gas lift and caster base | |
|---|---|---|
| Pneumatic seat height adjustment | 100mm travel controlled by right-side under-seat lever | |
| Lockable recline function | 135-degree maximum recline with adjustable tilt tension | |
| Retractable padded footrest | 420mm slide-out extension for reclined leg support | |
| Articulated adjustable armrests | Height and pivot adjustment with padded support surfaces | |
| Smooth-rolling casters | Dual-wheel design for carpet and hard floor mobility | |
| Tilt tension adjustment | Knob-controlled tension matching user body weight for recline | |
| Integrated lumbar support | Contoured back padding providing mid-back ergonomic support | |
| 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
| 20GP container loading quantity | 135 units | |
|---|---|---|
| 40HQ container loading quantity | 343 units | |
| 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 | Suitable for manager/executive desks for 8+ hour daily work use | |
|---|---|---|
| Home office workspace | Appropriate for dedicated home offices requiring professional comfort | |
| Conference meeting rooms | Usable for high-level meeting spaces requiring premium seating | |
| Executive reception areas | Suitable for guest seating in senior management reception zones | |
| 24-hour office environments | Recommended for low-volume after-hours use with commercial-grade components | |
| Adjustable height desk setups | Compatible with height-adjustable desks from 780 mm work surface height | |
| Recommended floor surfaces | Suitable for low-pile carpet, hardwood, tile and laminate floors | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| Office furniture seating safety | EN 1335:2020 | |
|---|---|---|
| Office chair stability test | EN 1022:2018 | |
| Upholstered furniture fire resistance | EN 1021:2014 |
US and Canada office-furniture standards
| Office chair general purpose standard | ANSI/BIFMA X2017 | |
|---|---|---|
| Office chair caster durability | ANSI/BIFMA X2017Clause 17 | |
| Office chair base load test | ANSI/BIFMA X2017Clause 10 | |
| Five-star base static load capacity | 1136 kg |
Standards applicable to China-market projects
| Office chair safety structural requirement | GB/T 3326 | |
|---|---|---|
| Upholstered furniture durability | GB/T 22792.2 | |
| Furniture harmful substance limit | GB 18584 |
This product must meet the following technical requirements: 1. Office chair safety structural requirement: GB/T 3326; 2. Upholstered furniture durability: GB/T 22792.2; 3. Furniture harmful substance limit: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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