| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 600 x 1050 mm | |
|---|---|---|
| Seat width | 500 mm | |
| Seat depth | 480 mm | |
| Seat height range | 520 mm | |
| Backrest width | 480 mm | |
| Backrest height | 600 mm | |
| Armrest height from seat | 210 mm | |
| Armrest pad dimensions | 250 x 60 mm | |
| 5-star base diameter | 700 mm | |
| Caster diameter | 50 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest frame thickness | 25 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 weight capacity | 120 kg | |
|---|---|---|
| Net weight reference | 14 kg | |
| Caster rolling durability | 100000 cycles | |
| Gas lift cycle rating | 100000 cycles | |
| Backrest tilt tension range | 15 degree | |
| Seat foam density | 45 kg/m³ | |
| Mesh abrasion resistance | 30000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest surface | Gray knitted mesh fabric stretched over plastic inner frame | |
|---|---|---|
| Backrest inner frame | Reinforced polymer frame with Y-shaped lumbar support structure | |
| Seat cushion | Molded foam pad covered in woven gray fabric | |
| Seat base plate | Plywood or steel support plate under foam cushion | |
| Armrest structure | Nylon or aluminum vertical supports with flat top pads | |
| Gas lift column | Chrome-plated steel gas spring cylinder | |
| 5-star base | Chrome-plated steel five-leg structure | |
| Casters | Dual-wheel polyurethane casters with black housing | |
| Tilt mechanism chassis | 2.5 mm thick black steel chassis with side-mounted adjustment lever | |
| Seat cushion core | Molded polyurethane foam pad with 45 kg/m³ density | |
| Seat cushion upholstery | Woven gray polyester fabric covering seat foam core | |
| Seat base support plate | 8 mm thick plywood support plate under foam cushion |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic height adjustment via side lever, operated by user weight and gas spring | |
|---|---|---|
| Swivel function | 360-degree full rotation around central column | |
| Backrest tilt | Rocker or synchro-tilt recline with tension adjustment | |
| Fixed armrest support | Fixed-height armrests with flat top pads, no height or width adjustment | |
| Mobility | Rolling mobility on five dual-wheel casters | |
| Lumbar support | Integrated Y-shaped lumbar contour built into backrest frame | |
| Breathable seating | Open-mesh backrest promotes air circulation to reduce back heat buildup | |
| Recline Angle / Lock Reference | 125° with 3 suggested 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
| Packing configuration | 1 piece per carton, flat-pack knockdown form | |
|---|---|---|
| Carton dimensions | 750 x 650 x 350 mm | |
| Gross weight per carton | 16 kg | |
| Cubic volume per carton | 0.171 m³ | |
| Assembly time | 30 minutes | |
| 20 ft container loading quantity | 260 pieces | |
| 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 |
Recommended spaces / users / usage modes
| Open-plan office workstations | Suitable for individual employee workstations in open-plan offices | |
|---|---|---|
| Home office and remote work setups | Appropriate for home office desks and remote work environments | |
| Meeting and conference rooms | Usable as seating around conference tables in meeting rooms | |
| Staff training rooms | Suitable for training room seating that requires frequent reconfiguration | |
| Co-working and shared desks | Ideal for hot-desking and shared workspaces in co-working facilities | |
| 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
| Safety requirements | Applicable for reference to EN 1335 office chair safety standard | |
|---|---|---|
| Dimension usability | Applicable for reference to EN 1335 office chair dimensional and functionality requirements | |
| Strength and stability | Applicable for reference to EN 1335 office chair strength and durability test methods |
US and Canada office-furniture standards
| General stability | Applicable for reference to ANSI/BIFMA X5.1 General Purpose Office Chairs standard | |
|---|---|---|
| Caster performance | Applicable for reference to ANSI/BIFMA X5.1 caster durability and rolling resistance clauses | |
| Gas lift performance | Applicable for reference to ANSI/BIFMA X5.1 gas lift cycle and load test sections |
Standards applicable to China-market projects
| Seat and back strength | Applicable for reference to GB/T 10357.3 office chair strength and durability test methods | |
|---|---|---|
| Rolling durability | Applicable for reference to GB/T 10357.5 caster rolling resistance and durability requirements | |
| Formaldehyde emission | Applicable for reference to GB 18584 formaldehyde limit for wooden furniture components |
This product must meet the following technical requirements: 1. Seat and back strength: Applicable for reference to GB/T 10357.3 office chair strength and durability test methods; 2. Rolling durability: Applicable for reference to GB/T 10357.5 caster rolling resistance and durability requirements; 3. Formaldehyde emission: Applicable for reference to GB 18584 formaldehyde limit for wooden furniture components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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