| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
No corrections yet. Use the flag at the end of a row to report an issue. | ||||
Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 635 x 700 x 1215 mm | |
|---|---|---|
| Seat width | 505 mm | |
| Seat depth | 500 mm | |
| Seat height adjustment range upper value | 525 mm | |
| Backrest width | 430 mm | |
| Backrest height | 600 mm | |
| Headrest width | 315 mm | |
| Headrest vertical lift travel | 60 mm | |
| Armrest height above seat | 200 mm | |
| Five-star base diameter | 680 mm | |
| Caster diameter | 60 mm | |
| Total chair depth upper value | 725 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 recommended static load | 136 kg | |
| Seat cushion foam density | 45 kg/m³ | |
| Seat cushion foam thickness | 80 mm | |
| Backrest mesh Martindale abrasion resistance | 50000 cycles | |
| Gas lift height adjustment cycle durability | 100000 cycles | |
| Standard warranty period | 7 years | |
| 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 upholstery | Breathable woven polyester mesh | |
|---|---|---|
| Back support frame | PA+fiberglass reinforced nylon | |
| Seat cushion core | High-density cold-cured polyurethane foam | |
| Seat base support plate | 12 mm thick plywood | |
| Seat underside shell | Injection-molded black polypropylene | |
| Armrest pads | Padded polyurethane soft-touch surface | |
| Armrest support structure | Reinforced nylon uprights | |
| Five-star base | Black reinforced nylon | |
| Gas lift cylinder | Class 3 steel pneumatic lift | |
| Casters | 60 mm polyurethane twin-wheel casters | |
| Headrest cushion | Breathable mesh over curved foam pad | |
| Integrated lumbar support | Molded foam pad integrated into mesh back |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic gas lift adjusts seat height 85 mm | |
|---|---|---|
| Headrest adjustment | Vertical height adjustment with 60 mm upward travel | |
| Swivel function | 360° full rotation around central gas lift axis | |
| Backrest tilt function | Center-tilt mechanism with 125° maximum recline | |
| Caster mobility | Twin-wheel casters roll freely on hard and carpeted floors | |
| Lumbar support | Fixed contoured lumbar zone aligned to natural spine curve | |
| Armrest support | Fixed height padded armrests support forearm at seated typing position | |
| 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
| Open plan office workstation | Suitable for 8-hour daily desk work for administrative and operational staff | |
|---|---|---|
| Home office workspace | Compact footprint fits standard home desks for remote work use | |
| Conference room seating | Uniform professional appearance suitable for meeting room deployment | |
| Study and student desk use | Adjustable height fits teen and adult users for homework and study | |
| Reception area task seating | Professional black finish matches standard office reception decor | |
| 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 safety requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair structural strength and durability | |
| EN 1335-3:2018 | Applies to office chair test methods for stability and load |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general purpose office chair performance and durability | |
|---|---|---|
| Caster rolling durability | 100000 cycles |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office chair dimensional stability and strength requirements | |
|---|---|---|
| GB/T 10357.3-2013 | Applies to chair strength and durability test methods | |
| GB 28007-2011 | Applies to office chair safety and structural performance requirements |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office chair dimensional stability and strength requirements; 2. GB/T 10357.3-2013: Applies to chair strength and durability test methods; 3. GB 28007-2011: Applies to office chair safety and structural performance requirements; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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