| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| overall dimensions | 650 x 650 x 1180 mm | |
|---|---|---|
| seat width | 500 mm | |
| seat depth | 480 mm | |
| seat height (adjusted max) | 550 mm | |
| backrest total height | 720 mm | |
| headrest dimensions | 320 x 180 x 80 mm | |
| five-star base span | 700 mm | |
| caster diameter | 60 mm | |
| armrest height above seat | 220 mm | |
| seat cushion thickness | 80 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 | 15 kg | |
|---|---|---|
| recommended static load capacity | 150 kg | |
| recommended maximum user height | 1960 mm | |
| swivel rotation | 360 degrees | |
| tilt lock angle | 135 degrees | |
| rolling durability (casters) | 100000 cycles | |
| upholstery abrasion resistance | 50000 Martindale cycles | |
| warranty period | 3 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| structural frame | Light grey reinforced nylon/PP composite | |
|---|---|---|
| seat cushion core | 45kg/m3 high-density polyurethane foam | |
| back/headrest padding | 40kg/m3 high-density polyurethane foam | |
| upholstery | Coral pink wear-resistant breathable fabric | |
| gas lift cylinder | Chrome-plated Class 3 steel | |
| five-star base | Light grey reinforced nylon | |
| casters | 60mm dual-wheel PU/nylon with black brake trim | |
| tilt mechanism | 2.5mm thick steel butterfly tilt plate | |
| armrest pads | Soft-touch TPE over PP structural core | |
| seam construction | 8 stitches per inch reinforced stitching | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| seat height adjustment | 100 mm stroke via Class 3 gas lift, operated by side lever | |
|---|---|---|
| backrest recline | Up to 135 degree tilt with single-position lock | |
| headrest adjustment | 40 mm vertical height adjustment with rotation | |
| swivel function | 360 degree unrestricted rotation around central axis | |
| rolling mobility | Smooth multi-directional movement on hard and soft floors | |
| lumbar support | Independent contoured lower back pad for targeted pressure relief | |
| back support | Dual separate upper back pads to reduce spinal pressure | |
| tilt tension control | Adjustable resistance knob to match user body 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
| 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
| home office workspace | Suitable for long-duration seated work at home desks | |
|---|---|---|
| commercial open office | Matches modern pastel office decor for shared workstations | |
| student study space | Appropriate for teen and adult study desk setups | |
| creative studio workspace | Coral pink finish adds soft accent to bright design studios | |
| executive private office | Segmented back support provides premium comfort for private offices | |
| co-working hot desking | Rolling swivel design allows easy repositioning in flexible spaces | |
| 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 safety and performance requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair structural strength and durability testing | |
| EN 1022:2018 | Applies to seating furniture stability determination requirements |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general purpose office chair safety and durability benchmarks |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office chair dimensional accuracy and structural stability testing | |
|---|---|---|
| GB/T 10357.3-2013 | Applies to mechanical performance test methods for seating furniture | |
| GB 18584-2001 | Applies to interior decoration material hazardous substance limits for furniture |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office chair dimensional accuracy and structural stability testing; 2. GB/T 10357.3-2013: Applies to mechanical performance test methods for seating furniture; 3. GB 18584-2001: Applies to interior decoration material hazardous substance limits for furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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