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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W × D × adjusted H) | 690 × 680 × 1410 mm | |
|---|---|---|
| Seat width | 520 mm | |
| Seat depth | 500 mm | |
| Seat height adjustment range (max) | 505 mm | |
| Backrest total height | 820 mm | |
| Armrest height above seat | 220 mm | |
| Five-star base diameter | 680 mm | |
| Caster wheel diameter | 50 mm | |
| Integrated headrest height | 200 mm | |
| Seat foam thickness | 80 mm | |
| Backrest foam thickness | 60 mm | |
| Armrest pad thickness | 40 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 user weight capacity | 200 kg | |
|---|---|---|
| Five-star base static load rating | 1136 kg | |
| Chair net weight (reference) | 22 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 55% | |
| Upholstery abrasion resistance (Martindale) | 50000 cycles | |
| Caster rolling durability (BIFMA-aligned) | 100000 cycles | |
| Seam stitch pitch | 8 stitches per 30mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and main back upholstery | Light beige PU leather, smooth matte finish | |
|---|---|---|
| Side back accent panel | Dark brown diagonal-stitched PU leather | |
| Cushion and back padding | High-density molded polyurethane foam | |
| Five-star base | Polished chrome-plated steel, 1.5mm wall thickness | |
| Armrest structure and padding | Padded PU leather over rigid inner support frame | |
| Gas lift cylinder | Chrome-plated Class 3 steel, 50mm outer diameter, 100mm stroke | |
| Tilt mechanism plate | 3mm thick stamped steel, tension adjustable knob | |
| Caster wheels | Dual-wheel PU tread with chrome-finished wheel housing, black inner hub | |
| Inner seat frame | 12mm thick multi-layer plywood, reinforced with steel brackets | |
| 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 rotation enabled by central gas lift and base bearing | |
|---|---|---|
| Pneumatic seat height adjustment | 100mm vertical travel via Class 3 gas lift, lever-activated under seat | |
| Center-tilt back recline | 15-degree maximum back tilt, tension adjustment for user weight | |
| Tilt position lock | Single upright-position lock to prevent unintended recline | |
| Smooth floor mobility | 5 dual-wheel PU casters suitable for hard floors and low-pile carpet | |
| Integrated lumbar support | Contoured curved lower back padding built into backrest | |
| Fixed padded armrests | Curved armrests aligned to seat height for elbow support, non-adjustable | |
| Integrated padded headrest | Raised upper back section provides neck support for tall users | |
| 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 use | High-back padded design supports long-duration desk work for managers | |
|---|---|---|
| Home office workspace | Neutral two-tone beige finish complements modern residential office decor | |
| Conference room meeting seating | Formal upholstered design presents a polished appearance for client meetings | |
| Executive workstations | Swivel and height adjustment pairs with standard 760 mm height executive desks | |
| Target user group | Adult office workers 190 cm tall, requiring all-day seated support | |
| Recommended companion furniture | 2000 mm wide executive desk with 750mm work surface height | |
| 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 furniture office chairs safety requirements | EN 1335:2018 | |
|---|---|---|
| Office furniture office chairs dimensional requirements | EN 1335:2020 | |
| Furniture caster wheel durability test | EN 12529:2021 |
US and Canada office-furniture standards
| Office chair general purpose performance standard | ANSI/BIFMA X2017 | |
|---|---|---|
| Office chair caster performance requirements | ANSI/BIFMA X2017Clause 12 | |
| Office chair base static load requirement | ANSI/BIFMA X2017Clause 16 |
Standards applicable to China-market projects
| Office chair strength and durability applicability | GB/T 35607 | |
|---|---|---|
| Upholstered furniture formaldehyde emission limit | GB 18584 | |
| Furniture mechanical test for office chairs stability | GB/T 10357.2 |
This product must meet the following technical requirements: 1. Office chair strength and durability applicability: GB/T 35607; 2. Upholstered furniture formaldehyde emission limit: GB 18584; 3. Furniture mechanical test for office chairs stability: GB/T 10357.2; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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