| Time | Field | Original Value | Corrected Value | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| Overall dimensions | 700 x 720 x 1240 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
Data source: Product performance data; verify exact test conditions before procurement.
| Recommended user weight capacity | 150 kg | |
|---|---|---|
| Net weight reference | 24 kg | |
| Seat foam density | 45 kg/m3 | |
| Back foam density | 35 kg/m3 | |
| Foam resilience | 40% | |
| Caster rolling durability | 100000 cycles | |
| Gas lift cycle durability | 100000 height-adjustment cycles | |
| Base static load rating | 1136 kg | |
| Seat-and-back static load test force | 160 kg vertical seat load and 136 kg back pull | |
| Recommended warranty | 5 years |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Outer upholstery | Dark gray full-grain leather option or corrected-grain leather with matched split sides | |
|---|---|---|
| Alternative upholstery | 0.9 mm polyurethane leather with woven backing | |
| Seat cushion | 100 mm high-resilience polyurethane foam on plywood or molded composite seat pan | |
| Back cushion | 80 mm layered polyurethane foam over a rigid load-bearing back frame | |
| Arm pads | Continuous upholstered padding over the molded arm/side shell | |
| Internal back shell | 12 mm molded plywood or glass-fiber-reinforced polypropylene shell | |
| Center column | 50 mm chrome-plated steel gas lift with black telescopic sleeve | |
| Five-star base | Polished die-cast aluminum five-star base with 2.5 mm nominal wall section | |
| Casters | Black nylon or polyurethane twin-wheel casters with steel mounting stems | |
| Mechanism | Black powder-coated steel synchro-tilt mechanism with visible under-seat lever | |
| Stitching | Tone-on-tone upholstery seams with 8 stitches per 100 mm target | |
| Color offering | 1 dark gray color shown; procurement range can include black and taupe |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Height adjustment | 50 mm gas-lift column provides 460 to 540 mm seat-height travel through a right-side paddle lever | |
|---|---|---|
| Swivel function | 360-degree swivel around the central gas lift for workstation access | |
| Synchro tilt | Seat and back move in a synchronized ratio with a 15-degree maximum recline | |
| Tilt lock | Multi-position lock secures the back at upright and two intermediate recline positions | |
| Tilt tension | Manual tension knob adjusts recline resistance for users up to 150 kg | |
| Caster mobility | Five twin-wheel casters provide omnidirectional movement on hard floors and low-pile carpet | |
| Integrated arm support | Fixed curved arms support forearms at 240 mm above the seat without width or height adjustment | |
| High-back postural support | Tall back provides shoulder and upper-back support with a separate padded head-rest zone | |
| Rocking restriction | Tilt mechanism is intended for controlled office recline, not unrestricted rocking | |
| Floor protection | Soft black tread material is specified to reduce floor marking and noise | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg |
Verified carton / gross weight / assembly / loading data
Data source: Reference for export quotations and container planning.
| Carton count | 1 flat-packed carton | |
|---|---|---|
| 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
Data source: Recommended applications based on product form and category.
| Executive office | Suitable behind a 1600 to 2000 mm executive desk where the high back and dark leather support a formal appearance | |
|---|---|---|
| Manager workstation | Fits daily 8-hour computer and meeting use with a 520 mm seat and mobile swivel base | |
| Private meeting room | Provides guest or executive seating around conference tables with 720 to 750 mm heights | |
| Corporate boardroom | Coordinates with polished metal and dark leather furniture for boardroom or reception-meeting settings | |
| Home office | Recommended for users seeking executive style and mobility in a dedicated home study | |
| Hotel business center | Appropriate at work desks in executive lounges and business centers | |
| 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 and strength | EN 16139:2013+A1:2016 | |
|---|---|---|
| Office chair wheel performance | EN 12529:1998 | |
| Castor and wheel requirements | EN 12527:1998 | |
| Formaldehyde emissions | EN 16516:2017 |
US and Canada office-furniture standards
| Heavy office chair safety | ANSI/BIFMA X2017 | |
|---|---|---|
| Back strength test | ANSI/BIFMA X5.1 Test 10 | |
| Five-star base test | ANSI/BIFMA X5.1 Test 2B | |
| Caster durability | ANSI/BIFMA X5.1 Test 11 | |
| Seat durability | ANSI/BIFMA X5.1 Test 8 |
Standards applicable to China-market projects
| Office chair safety baseline | GB/T 3324 | |
|---|---|---|
| Foam safety | GB 17927.1 |
This product must meet the following technical requirements: 1. Office chair safety baseline: GB/T 3324; 2. Foam safety: GB 17927.1; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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