| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 700 x 720 x 1250 mm | |
|---|---|---|
| Seat height adjustment range | 540 mm | |
| Seat width | 520 mm | |
| Seat depth | 500 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest height above seat | 720 mm | |
| Headrest height above seat | 880 mm | |
| Armrest height above seat | 220 mm | |
| Five-star base radius | 350 mm | |
| Caster diameter | 60 mm | |
| Backrest width at widest point | 540 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 | 24 kg | |
|---|---|---|
| Maximum static user weight capacity | 150 kg | |
| Recommended maximum daily use duration | 8 hours | |
| Seat foam density | 45 kg/m³ | |
| Back foam density | 35 kg/m³ | |
| Foam rebound rate | 60% | |
| Tilt lock angle | 15 degrees | |
| Seam stitch pitch | 8 stitches per inch | |
| Upholstery abrasion resistance | 50000 double rubs | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Upholstery covering | Smooth brown PU faux leather, uniform matte-gloss finish, contrast edge stitching | |
|---|---|---|
| Seat cushion interior | High-resilience polyurethane foam, wrapped with thin polyester batting for soft surface feel | |
| Backrest interior | Contoured molded PU foam with integrated lumbar support curve, supported by internal 12mm plywood frame | |
| Integrated armrests | Curved arm structure upholstered in the same brown PU leather as seat and back, connected directly to seat frame for structural rigidity | |
| Tilt mechanism | 3mm thick black powder-coated steel multi-function tilt chassis, with separate height adjustment and tilt lock levers | |
| Gas lift cylinder | Chrome-plated steel Class 3 gas lift, 50mm outer diameter, 100mm vertical stroke | |
| Five-star base | Polished die-cast aluminum five-prong base, 3mm wall thickness, polished chrome finish | |
| Casters | Black PU wheel swivel casters, with metal mounting stems, 360-degree rotation | |
| Headrest | Integrated contoured PU leather padded headrest, fixed position aligned to cervical support height | |
| 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
| Seat height adjustment | Pneumatic height adjustment operated by side lever, provides 100mm vertical travel to match desk heights from 720mm to 760mm | |
|---|---|---|
| Backrest tilt function | Synchronized tilt mechanism allowing 15 degree backward recline, with lockable upright position for focused work | |
| Smooth rolling mobility | Five dual-wheel casters allowing easy movement on hard flooring and low-pile commercial carpet, with 360 degree steering | |
| Ergonomic support zones | Contoured seat pan, curved lumbar support section in backrest, and elevated headrest provide aligned support for upright and reclined sitting postures | |
| Fixed arm support | Curved integrated armrests positioned to support forearms during typing and desk work, eliminating wrist strain | |
| Tilt tension control | Rotating tension adjustment knob under seat to adjust recline resistance based on user weight | |
| 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
| Number of shipping packages | 1 unit per carton | |
|---|---|---|
| Shipping carton dimensions | 850 x 650 x 420 mm | |
| Gross shipping weight | 28 kg | |
| Packaged volume (CBM) | 0.23 cbm | |
| Required assembly time | 25 minutes | |
| 20ft GP container loading quantity | 120 units | |
| 40ft HQ container loading quantity | 300 units | |
| Packaging protection | 5-layer corrugated carton with expanded polystyrene corner protectors and plastic film wrapping, preventing scuffs and damage during transit, procurement engineering, not supplier-measured data | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| Executive private offices | Premium brown leather aesthetic fits formal management and director office environments, conveying a professional appearance for client meetings | |
|---|---|---|
| Open plan management workstations | Compact footprint fits standard workstation layouts without excess space usage, while providing ergonomic support for long working hours | |
| Meeting and boardrooms | Consistent formal styling suitable for boardroom seating around conference tables, with smooth rolling for easy repositioning during meetings | |
| Home executive offices | Refined aesthetic works in residential home office spaces, with durable upholstery that resists daily wear from regular use | |
| Client reception areas | Professional appearance makes it suitable for seating visitors in formal reception and meeting spaces, with comfortable padding for extended waits | |
| 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
| Applicable EN safety standard | EN 1335:2020 | |
|---|---|---|
| Applicable EN stability standard | EN 1022:2018 | |
| Applicable EN fire standard | EN 1021:2014 |
US and Canada office-furniture standards
| Applicable BIFMA structural standard | ANSI/BIFMA X2017 | |
|---|---|---|
| Applicable BIFMA durability standard | ANSI/BIFMA X2017Section 13 |
Standards applicable to China-market projects
| Applicable GB standard for safety | GB/T 3326 | |
|---|---|---|
| Applicable GB standard for stability | GB/T 10357.3 | |
| Applicable GB environmental standard | GB 18584 |
This product must meet the following technical requirements: 1. Applicable GB standard for safety: GB/T 3326; 2. Applicable GB standard for stability: GB/T 10357.3; 3. Applicable GB environmental standard: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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