| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 730 x 720 x 1280 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
| Recommended static load capacity | 159 kg | |
|---|---|---|
| Net weight | 35 kg | |
| Foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Upholstery abrasion resistance | 50000 cycles | |
| Seam stitch pitch | 3 mm | |
| Gas lift durability cycles | 100000 cycles | |
| Caster rolling durability | 100000 cycles | |
| Base static load rating | 500 kg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.2mm thick black top-grain leather | |
|---|---|---|
| Seat core structure | 18mm thick plywood inner frame | |
| Seat and back padding | High-density molded polyurethane foam | |
| Armrests | Solid polished wood frame with leather padding on contact surfaces | |
| Five-star base | Solid finished wood with chrome-plated metal center hub | |
| Gas lift | Chromed Class 3 steel pneumatic cylinder | |
| Tilt mechanism | 3mm thick stamped steel synchro tilt chassis | |
| Casters | Dual-wheel nylon casters with chrome accent finish | |
| Upholstery thread | High-tensile bonded polyester thread | |
| 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 rotation | 360-degree full swivel | |
|---|---|---|
| Seat height adjustment | 100mm pneumatic height travel via side lever | |
| Tilt function | Synchro tilt with 15-degree maximum recline angle | |
| Tilt lock | Infinite position tilt lock for upright or reclined seating | |
| Tilt tension adjustment | Tension knob adjusts recline resistance for user weight | |
| Mobility | Dual-wheel casters allow smooth movement on hard floors and low-pile carpet | |
| Lumbar support | Contoured padded built-in lumbar support | |
| Arm support | Fixed curved wood armrests with padded contact surfaces | |
| 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 space | Suitable for manager and executive private offices | |
|---|---|---|
| Conference room seating | Appropriate for boardroom and formal conference rooms | |
| Home office use | Ideal for dedicated home executive workspaces | |
| Reception areas | Suitable for high-end reception and visitor meeting spaces | |
| Target user | Designed for adult users weighing up to 159 kg | |
| 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
| Office chair safety standard | EN 1335:2020 | |
|---|---|---|
| Office chair stability standard | EN 1335:2018 | |
| Office chair test methods | EN 1335:2009 |
US and Canada office-furniture standards
| Office chair general purpose standard | ANSI/BIFMA X2017 | |
|---|---|---|
| Gas lift performance requirement | BIFMA X5.1 Clause 8 |
Standards applicable to China-market projects
| Office chair safety requirement | GB/T 22792.1 | |
|---|---|---|
| Office chair durability requirement | GB/T 22792.2 | |
| Upholstered furniture environmental requirement | GB 18584 |
This product must meet the following technical requirements: 1. Office chair safety requirement: GB/T 22792.1; 2. Office chair durability requirement: GB/T 22792.2; 3. Upholstered furniture environmental requirement: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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