| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 670 x 660 x 1070 mm | |
|---|---|---|
| Seat height from floor | 495 mm | |
| Backrest height | 580 mm | |
| Seat width | 480 mm | |
| Seat depth | 470 mm | |
| Armrest height from floor | 720 mm | |
| Seat height adjustment travel | 60 mm | |
| Five-star base total span | 700 mm | |
| Caster diameter | 60 mm | |
| Gas lift column diameter | 50 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 | 20 kg | |
|---|---|---|
| Maximum recommended user weight | 150 kg | |
| Seat foam density | 50 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Seat foam thickness | 80 mm | |
| Backrest foam thickness | 50 mm | |
| Backrest recline angle range | 12 degrees | |
| Upholstery abrasion resistance | 50000 double rubs | |
| Seam stitch pitch | 8 stitches per 30 mm | |
| Frame warranty | 3 years |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Two-tone light/dark grey faux leather | |
|---|---|---|
| Internal support frame | 12 mm thick bentwood plywood | |
| Seat padding | High-density molded polyurethane foam | |
| Backrest padding | Medium-density polyurethane foam | |
| Five-star base | Polished chrome-plated aluminum | |
| Gas lift column | Chrome-plated steel | |
| Tilt mechanism | 2.5 mm thick powder-coated steel | |
| Armrest structure | Integrated upholstered wrap-around design, foam padded | |
| Casters | Dual-wheel black nylon with PU tread | |
| Frame edging | Dark grey matching faux leather trim | |
| 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
| Pneumatic height adjustment | 60 mm travel via under-seat lever, locks at set height | |
|---|---|---|
| 360-degree swivel rotation | Smooth rotation around central gas lift axis | |
| Tilt tension adjustment | Knob-controlled resistance for backrest recline | |
| Upright backrest lock | Locks back in vertical working position at 90 degrees | |
| Rolling mobility | Smooth movement on hard and soft floor surfaces via dual casters | |
| Integrated arm support | Fixed wrap-around armrests for forearm support during task work | |
| Lumbar support | Contoured mid-back shape supports natural lower back curve | |
| 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
| Private office workstations | Suitable for manager or individual desks, supports 8-hour daily task work | |
|---|---|---|
| Open plan office spaces | Modern minimalist two-tone design fits contemporary open office decor | |
| Meeting and conference rooms | Sleek profile works well around conference tables for guest seating | |
| Home office spaces | Compact footprint fits home work areas without overwhelming room space | |
| Hotel business centers | Durable commercial-grade construction supports high-traffic guest use | |
| Executive meeting areas | Polished metal base provides premium appearance for executive 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
| Office furniture safety strength stability | EN 1335:2018 | |
|---|---|---|
| Office furniture dimensions | EN 1335:2020 | |
| Office chair upholstery durability | EN 14465:2003 |
US and Canada office-furniture standards
| Office chair general purpose | ANSI/BIFMA X2017 | |
|---|---|---|
| Pneumatic cylinder safety | ANSI/BIFMA X5.1 Clause 8 | |
| Caster durability testing | ANSI/BIFMA X5.1 Clause 12 |
Standards applicable to China-market projects
| Office chair structural strength | GB/T 10357.3 | |
|---|---|---|
| Upholstered furniture safety | GB 20400 | |
| Furniture mechanical performance office chairs | GB/T 3326 |
This product must meet the following technical requirements: 1. Office chair structural strength: GB/T 10357.3; 2. Upholstered furniture safety: GB 20400; 3. Furniture mechanical performance office chairs: GB/T 3326; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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