| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (upright) | 780 x 800 x 1220 mm | |
|---|---|---|
| Seat width | 560 mm | |
| Seat depth | 550 mm | |
| Seat height adjustment range | 580 mm | |
| Backrest total height | 820 mm | |
| Headrest dimensions | 520 x 220 x 120 mm | |
| Armrest height above seat | 230 mm | |
| Five-star base diameter | 700 mm | |
| Retractable footrest extension length | 420 mm | |
| Caster diameter | 50 mm | |
| Armrest width per pad | 90 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 | 42 kg | |
|---|---|---|
| Maximum static user weight capacity | 181 kg | |
| Seat foam density | 50 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Foam rebound rate | 60% | |
| Gas lift rated cycle life | 100000 cycles | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Caster rolling durability | 100000 cycles | |
| Recommended warranty period | 3 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery | 1.2mm thick smooth gray top-grain leather | |
|---|---|---|
| Seat padding | 160mm thick high-density polyurethane foam | |
| Backrest padding | 100mm thick contoured segmented polyurethane foam | |
| Headrest padding | 120mm thick high-density polyurethane foam | |
| Armrest construction | Leather-padded top with polished chrome-plated steel support trim | |
| Internal frame | 1.5mm thick welded steel tube frame with plywood seat support | |
| Five-star base | 2mm thick polished chrome-plated steel five-prong base | |
| Gas lift cylinder | 50mm diameter Class 4 chrome-plated steel pneumatic cylinder | |
| Casters | 50mm diameter dual-wheel polyurethane casters with chrome housing | |
| Footrest mechanism | 1.2mm thick steel slide rails with padded leather footrest surface | |
| Recline mechanism plate | 3mm thick steel synchronized tilt lock chassis | |
| Stitching details | 6 stitches per inch matched-tone nylon thread |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel | Full swivel rotation enabled by central gas lift and base assembly | |
|---|---|---|
| Pneumatic seat height adjustment | 100mm vertical travel controlled by side lever for desk height matching | |
| Recline function | Backrest reclines to 170 degrees with infinite position lock and tension adjustment | |
| Retractable footrest | Pull-out footrest extends 420mm on steel slides for reclined leg support | |
| Tilt tension control | Adjustable resistance knob matches recline force to user body weight | |
| Upright position lock | Secure lock holds backrest at 90-degree upright position for formal desk work | |
| Smooth-rolling casters | Dual-wheel PU casters roll on hard floors and low-pile carpet without scratching | |
| Fixed padded armrests | Ergonomically curved armrests provide stable forearm support during seated work | |
| Reclined overall depth (footrest deployed) | 1220 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 office workspace | Suited for CEO/manager private offices as primary desk seating with formal aesthetic | |
|---|---|---|
| Home office setup | Appropriate for dedicated home workspaces requiring recline and napping functionality | |
| Conference meeting rooms | Suitable for high-end boardroom seating for senior meeting participants | |
| Breakout nap areas | Useful for workspaces where short rest breaks are required during long shifts | |
| Recommended floor surfaces | Works on polished tile, hardwood and low-pile carpet without floor damage | |
| Target user group | Designed for adult users weighing up to 181kg requiring all-day seating comfort | |
| 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 | Office chair dimensional, safety and strength requirements for work seating | |
|---|---|---|
| EN 1022:2018 | Domestic and contract furniture seating stability test standard |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Office chair general purpose tests for safety, durability and structural performance |
|---|
Standards applicable to China-market projects
| GB/T 10357.3-2013 | Furniture mechanical performance test for chair strength and durability |
|---|
This product must meet the following technical requirements: 1. GB/T 10357.3-2013: Furniture mechanical performance test for chair strength and durability; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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