| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 650 x 700 x 1190 mm | |
|---|---|---|
| Seat width | 505 mm | |
| Seat depth | 465 mm | |
| Adjustable seat height | 535 mm | |
| Backrest width | 420 mm | |
| Backrest height from seat | 700 mm | |
| Five-star base span | 700 mm | |
| Armrest height above seat | 200 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest padding thickness | 70 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Recommended user weight capacity | 125 kg | |
|---|---|---|
| Chair net weight | 18 kg | |
| Base static load capacity | 1000 kg | |
| Caster rolling durability | 300000 cycles | |
| Upholstery abrasion resistance | 50000 double rubs | |
| Seat foam density | 35 kg/m³ | |
| Back foam density | 30 kg/m³ | |
| 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
| Seat and back upholstery | Teal PU faux leather, smooth stitched finish | |
|---|---|---|
| Outer back and armrest frame | Light gray molded polypropylene | |
| Five-star caster base | Polished chrome-plated steel | |
| Pneumatic gas lift | Chrome-plated steel column | |
| Seat and back padding | High-density polyurethane foam | |
| Tilt mechanism plate | 3 mm thick stamped steel | |
| Casters | 50 mm diameter black nylon with PU tread | |
| Internal seat support | 12 mm thick plywood | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm | |
| Caster Engineering Specification | 5 PU-tread swivel casters, 60 mm diameter |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full rotation enabled by central spindle bearing | |
|---|---|---|
| Pneumatic seat height adjustment | 65 mm vertical stroke controlled by under-seat lever | |
| Tilt with tension adjustment | 15-degree recline with user-adjustable tilt resistance | |
| Tilt lock function | Lock in upright position via secondary under-seat lever | |
| Fixed curved armrests | Non-adjustable integrated armrests for forearm support | |
| Smooth-rolling casters | Dual-wheel casters suitable for hard floors and low-pile carpet | |
| Built-in lumbar contour | Curved mid-back section for lower back support | |
| 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 workstation | Suitable for individual executive or manager desk use | |
|---|---|---|
| Home office setup | Modern minimalist aesthetic fits residential workspaces | |
| Open-plan task workstations | Standard seat dimensions suit general employee desk use | |
| Conference room visitor seating | Professional appearance suitable for meeting room use | |
| Coworking space seating | Durable construction and neutral color palette suit shared 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
| EN 1335-1:2020 | Applies to office chair dimensional and structural safety requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair mechanical safety and performance testing | |
| EN 1021-1:2014 | Applies to upholstered furniture flammability (cigarette ignition resistance) |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general-purpose office chair durability and safety testing |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office chair dimensional accuracy and stability testing | |
|---|---|---|
| GB/T 10357.3-2013 | Applies to seating mechanical strength and durability performance testing | |
| GB 18580-2017 | Applies to formaldehyde emission limits for wood-based panel components |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office chair dimensional accuracy and stability testing; 2. GB/T 10357.3-2013: Applies to seating mechanical strength and durability performance testing; 3. GB 18580-2017: Applies to formaldehyde emission limits for wood-based panel components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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