| 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 700 x 1220 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 | 21 kg | |
| Static seat verification load | 680 kg | |
| Backrest durability cycles | 120,000 cycles | |
| Gas-lift vertical stroke | 80 mm | |
| Swivel rotation | 360 degrees | |
| Caster rolling durability | 100,000 cycles | |
| Tilt lock positions | 3 positions including upright lock | |
| Recommended user height range | 190 cm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Seat upholstery | Light warm-white leather or leather-look surface over molded foam | |
|---|---|---|
| Backrest upholstery | Light warm-white padded leather or leather-look facing with horizontal stitch channels | |
| Side shell and outer trim | Dark gray upholstered or coated rigid side frame wrapping the back and arms | |
| Arm pads | Light-colored padded pads bonded to dark gray outer arm shells | |
| Internal back shell | 12 mm molded plywood or engineered composite panel | |
| Seat support board | 12 mm molded plywood or high-density composite seat carrier | |
| Cushion foam | 90 mm high-resilience polyurethane foam at 45 kg/m3 seat density | |
| Back padding | 30 mm polyurethane comfort layer at 35 kg/m3 density | |
| Upholstery abrasion target | 50,000 Martindale cycles | |
| Seam pitch | 8 mm stitch spacing along visible horizontal panels | |
| Mechanism | Black powder-coated steel multi-function tilt mechanism with chrome end caps | |
| Gas lift | 50 mm chrome-plated class-4 pneumatic lift with black top taper |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Seat height adjustment | Pneumatic lever raises and lowers the seat between 450 mm and 530 mm | |
|---|---|---|
| Swivel function | 360-degree rotation around the chrome gas-lift center column | |
| Backrest tilt | Synchronized seat-and-back recline with 15-degree maximum backward travel | |
| Tilt tension control | Rear rotary knob adjusts spring resistance for user body weight | |
| Tilt lock | Side lever selects upright lock, intermediate lock, or free-tilt mode | |
| Fixed arm support | Integrated padded arms provide 230 mm forearm support without width or height adjustment | |
| Caster mobility | Five twin-wheel casters allow rolling on hard floors and low-pile carpet | |
| Back support zones | Two horizontal stitch channels divide lumbar, mid-back and shoulder comfort zones | |
| Emergency seating movement | Polished radial base distributes load while enabling chair rotation without tools | |
| Assembly method | Base, gas lift, seat mechanism and casters install without welded site assembly | |
| Overall reclined front-to-back envelope | 760 mm | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions |
Verified carton / gross weight / assembly / loading data
Data source: Reference for export quotations and container planning.
| 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 | Suits private manager offices where a high-back chair and polished metal base convey a formal appearance | |
|---|---|---|
| Meeting and boardroom use | Suitable around conference tables for users needing padded fixed arms and swivel mobility | |
| Reception management area | Fits reception counters and administrative workstations with 530 mm desk-height seating | |
| Home office | Appropriate for long-duration desk work in a premium home office with hard floors or low-pile carpet | |
| Conference visitor seating | Suitable for visitors who need mobility without complex adjustable arms | |
| Professional service firms | Recommended for legal, financial and consulting interiors requiring leather-look upholstery and chrome detailing | |
| 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 standard | EN 16139:2013+A1:2020 strength, durability and safety requirements for non-domestic seating | |
|---|---|---|
| Upholstered furniture flammability | EN 1021:2014 cigarette ignition and EN 1021:2014 match-flame ignition for upholstered seating | |
| Surface finish emissions | EN 16516:2017 method for formaldehyde and volatile compound emission testing |
US and Canada office-furniture standards
| Office chair safety and durability | ANSI/BIFMA X2017office chairs: strength, stability, durability and dimensional tests | |
|---|---|---|
| Caster performance | ANSI/BIFMA X5.1 caster durability and floor-compatibility clauses for 60 mm twin-wheel casters | |
| Base and lift load checks | ANSI/BIFMA X5.1 static load and cyclic test clauses for base, gas lift and seat structure |
Standards applicable to China-market projects
| Office chair safety applicability | GB/T 28004.1office chair mechanical safety criteria for stability, strength and durability | |
|---|---|---|
| Formaldehyde control applicability | GB 18580limits for formaldehyde emission from wood-based panels in concealed seat boards |
This product must meet the following technical requirements: 1. Office chair safety applicability: GB/T 28004.1office chair mechanical safety criteria for stability, strength and durability; 2. Formaldehyde control applicability: GB 18580limits for formaldehyde emission from wood-based panels in concealed seat boards; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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