| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 800 x 730 x 1300 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 | 60 kg | |
|---|---|---|
| Recommended static load capacity | 300 kg | |
| Gas lift cycle life | 300000 cycles | |
| Caster rolling durability | 50000 cycles | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Seat foam density | 50 kg/m³ | |
| Foam rebound rate | 60% | |
| Structural warranty | 5 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery material | 1.5mm thick top-grain cowhide/PU leather options | |
|---|---|---|
| Seat cushion padding | 100mm thick high-resilience PU foam | |
| Backrest padding | 80mm thick high-resilience PU foam with contoured lumbar support | |
| Inner seat frame | 12mm thick 8-layer hot-pressed bent plywood | |
| Armrest construction | Solid hardwood frame with padded leather top | |
| 5-star base construction | Solid polished hardwood with steel reinforced central stem | |
| Gas lift component | Class 4 certified steel pneumatic cylinder | |
| Tilt mechanism plate | 3mm thick steel plate with tension adjustment | |
| Caster material | Nylon composite dual-wheel casters | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full 360-degree horizontal swivel enabled by central gas lift stem | |
|---|---|---|
| Pneumatic seat height adjustment | 100mm vertical height adjustment via under-seat lever | |
| Recline and lock function | 135-degree backrest recline with position lock via tilt mechanism | |
| Tilt tension adjustment | User-adjustable recline tension to match user body weight | |
| Integrated point massage function | Vibration massage with controls on left armrest panel | |
| Rolling mobility | Smooth rolling on hard floors and low-pile carpet via 5 dual-wheel casters | |
| Fixed arm support | Padded fixed armrests for consistent forearm support during desk work | |
| Maximum recline angle | 135 degrees | |
| Gas lift stroke length | 100 mm | |
| 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 | Suited for director/C-suite offices, matches traditional luxury office aesthetic | |
|---|---|---|
| Home office study | Suitable for dedicated premium home workspaces requiring long-session comfort | |
| Conference room head seating | Appropriate for main meeting room chair positions for senior attendees | |
| Executive reception areas | Works in high-end reception spaces for executive guest seating | |
| Long-duration desk work | Supports 8+ hour seated work sessions with contoured padding and support | |
| 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 1335-1:2020 | Applies to office chair dimensional and structural safety requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair strength, durability and stability testing | |
| EN 1022:2018 | Applies to seating stability verification for domestic and contract use |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general-purpose office chair performance and durability requirements | |
|---|---|---|
| ANSI/BIFMA X5.4-2020 | Applies to lounge and executive seating performance standards |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office chair dimensional and structural stability requirements | |
|---|---|---|
| GB/T 10357.3-2013 | Applies to office chair strength and durability test methods | |
| GB 28007-2011 | Applies to office chair safety of adjustable mechanisms and gas lifts |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office chair dimensional and structural stability requirements; 2. GB/T 10357.3-2013: Applies to office chair strength and durability test methods; 3. GB 28007-2011: Applies to office chair safety of adjustable mechanisms and gas lifts; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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