| 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 chair dimensions | 680 x 690 x 1230 mm | |
|---|---|---|
| Seat width | 540 mm | |
| Seat depth | 520 mm | |
| Seat height | 590 mm | |
| Backrest width | 540 mm | |
| Backrest height | 700 mm | |
| Armrest overall height | 749 mm | |
| Arm support opening width | 515 mm | |
| Five-star base diameter | 700 mm | |
| Twin-wheel caster diameter | 60 mm | |
| Gas-lift column diameter | 50 mm | |
| Seat cushion thickness | 102 mm | |
| Back cushion thickness | 76 mm | |
| Knee clearance under front lip | 180 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm |
Net weight / load capacity / users / durability
Data source: Product performance data; verify exact test conditions before procurement.
| Recommended user weight capacity | 136 kg | |
|---|---|---|
| Chair net weight | 22 kg | |
| Recommended daily task use | 8 hours | |
| Swivel travel | 360 degrees | |
| Seat height adjustment travel | 100 mm | |
| Back tilt travel | 15 degrees | |
| Seat foam density | 45 kg/m3 | |
| Back foam density | 35 kg/m3 | |
| Foam rebound rating | 40 percent | |
| Base static load reference | 150 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Seat upholstery | Black padded leather-look surface, likely bonded leather or PU; visible upholstery type needs BOM confirmation. | |
|---|---|---|
| Back upholstery | Black smooth leather-look facing over three horizontally segmented padded zones. | |
| Seat cushion | Molded polyurethane foam, 102 mm thick, with rounded waterfall front profile. | |
| Back cushioning | Molded polyurethane padding, 76 mm thick, divided into visible support zones. | |
| Internal seat board | 12 mm bent plywood or composite seat shell, standard executive-chair construction requiring BOM confirmation. | |
| Back support frame | 18 mm steel-reinforced plywood or tubular steel carrier hidden beneath upholstery. | |
| Arm pads | Black padded fixed arm tops with soft upholstered contact surfaces. | |
| Arm supports | Chrome-plated tubular steel frames with polished metal side supports visible in the image. | |
| Gas-lift column | Black telescoping shroud over chrome 50 mm Class 3 pneumatic cylinder. | |
| Five-star base | Polished chrome-plated steel radial five-spoke base with caster sockets. | |
| Casters | Black PA nylon twin-wheel casters with chrome-finished wheel forks. | |
| Mechanism housing | Black steel tilt mechanism with visible height-adjustment paddle under the seat. |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Pneumatic seat-height lift | Single-paddle actuator raises the seat through 100 mm of travel and locks at selected height. | |
|---|---|---|
| 360-degree swivel | Seat rotates freely around the central gas-lift column for desk-side movement. | |
| Standard tilt action | Back and seat tilt together through 15 degrees around the rear pivot under user load. | |
| Upright tilt lock | Mechanism locks in the upright work position for stable keyboard or writing tasks. | |
| Tilt tension adjustment | Weight-control knob under the seat sets resistance for users up to 136 kg. | |
| Fixed arm support | Padded arms remain at 749 mm maximum floor height and do not adjust in width or height. | |
| Rolling mobility | Five twin-wheel casters provide multi-direction movement on hard floors or low-pile carpet. | |
| Waterfall front edge | Rounded seat front reduces pressure behind the knees during prolonged seated work. | |
| Segmented back support | Three padded horizontal zones provide upright shoulder, mid-back and lumbar contact. | |
| Single-box assembly | Back, arms, base, gas lift and casters require attachment before first use. | |
| 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.
| 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 offices | High-back padded support and formal black finish suit managers and private offices. | |
|---|---|---|
| Open-plan workstations | Swivel base and casters support frequent turning and short-distance movement. | |
| 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 applicability | Office chair dimensional safety and ergonomic geometry reference. | |
|---|---|---|
| EN 1335-2:2018 applicability | Safety requirements for swivel office chairs, including stability and structural integrity. | |
| EN 1335-3:2009 applicability | Test methods for strength, durability and stability verification. | |
| EN 1021-1:2014 applicability | Upholstery ignition resistance from smouldering cigarettes, if specified in procurement. | |
| EN 1021-2:2014 applicability | Upholstery ignition resistance from match flame, if specified in procurement. |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 applicability | Office chair safety, strength, durability and stability acceptance standard. | |
|---|---|---|
| ANSI/BIFMA X5.4-2012 applicability | Lounge seating criteria are not appropriate for this swivel executive chair. |
Standards applicable to China-market projects
| GB/T 3324-2024 applicability | General technical requirements for wooden furniture and upholstered seat-support structures. | |
|---|---|---|
| GB/T 10357.3-2013 applicability | Backrest strength and fatigue test reference for desk-chair acceptance. | |
| GB/T 10357.5-2024 applicability | Upholstered furniture surface coating and material durability inspection reference. | |
| GB 17927-2023 applicability | Upholstered furniture anti-dumping and structural safety evaluation reference. |
This product must meet the following technical requirements: 1. GB/T 3324-2024 applicability: General technical requirements for wooden furniture and upholstered seat-support structures.; 2. GB/T 10357.3-2013 applicability: Backrest strength and fatigue test reference for desk-chair acceptance.; 3. GB/T 10357.5-2024 applicability: Upholstered furniture surface coating and material durability inspection reference.; 4. GB 17927-2023 applicability: Upholstered furniture anti-dumping and structural safety evaluation reference.; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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