| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 700 x 575 x 1020 mm | |
|---|---|---|
| Seat width | 520 mm | |
| Seat depth | 445 mm | |
| Seat height (floor to seat) | 495 mm | |
| Backrest height | 625 mm | |
| Backrest width | 420 mm | |
| Armrest height (seat to armrest top) | 180 mm | |
| 5-star base diameter | 660 mm | |
| Caster diameter | 60 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
| Net weight | 18 kg | |
|---|---|---|
| Maximum static load capacity | 159 kg | |
| Recommended user weight | 120 kg | |
| Seat foam density | 45 kg/m³ | |
| Back foam density | 35 kg/m³ | |
| Foam rebound rate | 60% | |
| Caster rolling durability | 100000 cycles | |
| Gas lift cycle durability | 100000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | 1.5mm thick black PU faux leather | |
|---|---|---|
| Seat core support | 12mm thick molded plywood base | |
| Seat padding | 80mm thick high-resilience polyurethane foam | |
| Back padding | 60mm thick shaped polyurethane foam | |
| Internal back frame | 1.5mm thick welded steel tube frame | |
| Armrest structure | Rigid molded core with polished chrome trim accent | |
| 5-star base | 2mm thick polished chrome-plated steel | |
| Caster wheels | Black polyurethane soft tread casters | |
| Pneumatic gas lift | Class 4 50mm diameter chrome-plated steel cylinder | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full rotation enabled by central swivel mechanism | |
|---|---|---|
| Pneumatic seat height adjustment | 65mm vertical adjustment via right-side under-seat lever | |
| Backrest tilt function | 125-degree recline with single-position lock | |
| Tilt tension adjustment | User-adjustable resistance via under-seat control knob | |
| Mobility function | 5-point rolling base for smooth movement across hard floors | |
| Integrated lumbar support | Fixed contoured lumbar pad aligned to lower back position | |
| Fixed wrap armrest support | Integrated padded armrests at fixed ergonomic height | |
| 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
| Executive private office | Suitable for managerial/executive desk use with professional aesthetic | |
|---|---|---|
| Corporate conference room | Matches formal meeting spaces for executive attendee seating | |
| Home office workspace | Ideal for dedicated home office setups requiring ergonomic support | |
| Client reception area | Polished chrome and black finish for professional visitor seating | |
| Hard floor surfaces | PU casters suitable for wood, tile and laminate floors without scratches | |
| 8-hour daily work use | Rated for full-shift office use with padded support and adjustability | |
| 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 safety and performance requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair strength, durability and stability test requirements | |
| EN 1022:2018 | Applies to seating furniture stability verification requirements |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general purpose office chair safety and performance requirements |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office furniture chair dimensional accuracy requirements | |
|---|---|---|
| GB/T 3324-2017 | Applies to general technical requirements for wooden furniture components | |
| GB/T 10357.3-2013 | Applies to chair strength and durability test methods for office seating |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office furniture chair dimensional accuracy requirements; 2. GB/T 3324-2017: Applies to general technical requirements for wooden furniture components; 3. GB/T 10357.3-2013: Applies to chair strength and durability test methods for office seating; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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