Physical Dimensions
Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| Overall dimensions (W × D × H) | 655 × 720 × 1160 mm | |
|---|---|---|
| Seat height adjustment range | 600 mm, maximum adjustable seat height 600 mm | |
| Seat width | 510 mm | |
| Seat depth | 510 mm | |
| Backrest total height | 580 mm | |
| Five-star base diameter | 350 mm | |
| Armrest height above seat | 210 mm | |
| Caster diameter | 60 mm | |
| Lumbar support pad width | 440 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest pad thickness | 50 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Backrest Padding Thickness | 70 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Weight, Load & Performance
Net weight / load capacity / users / durability
Data source: Product performance data; verify exact test conditions before procurement.
| Net weight | 18.4 kg | |
|---|---|---|
| Recommended static user load | 150 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 55% | |
| Mesh upholstery abrasion resistance | 50000 cycles | |
| Caster rolling durability | 100000 cycles | |
| Base static load rating | 1136 kg | |
| Gas lift stroke | 150 mm | |
| Tilt lock angle | 18 degrees | |
| Warranty period | 5 years |
Materials & Structure
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Backrest upholstery | Breathable black polyester mesh | |
|---|---|---|
| Seat upholstery | Black woven fabric over foam | |
| Seat cushion core | High-density cold-cured polyurethane foam | |
| Seat internal support | 12 mm thick plywood panel | |
| Armrests | Injection-molded black polypropylene fixed loop arms | |
| Backrest frame | Polypropylene with fiberglass reinforcement | |
| Five-star base | Injection-molded black nylon | |
| Tilt mechanism | 2.5 mm thick steel butterfly tilt plate | |
| Height adjustment gas lift | Class 3 chrome-plated steel pneumatic cylinder | |
| Casters | Black polyurethane swivel casters | |
| Seam stitch pitch | 8 mm | |
| Upper back upholstery | Black breathable polyester open-weave mesh |
Functions & Adjustment
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Pneumatic seat height adjustment | Single-lever controlled, 150 mm stroke to match desk heights 760 mm | |
|---|---|---|
| Center-tilt rocking function | 18-degree backward tilt with tension adjustment knob under seat | |
| Multi-position tilt lock | Locks tilt in upright and 2 intermediate reclined positions via seat lever | |
| Dual-panel back support | Two separate upper back pads and independent lumbar pad for spinal alignment | |
| Fixed contoured armrests | Curved loop arms support forearms during typing without height/width adjustment | |
| Smooth-rolling casters | Five dual-surface PU casters roll without scratching hard floors or catching carpet | |
| Ergonomic weight distribution | Contoured seat pan reduces pressure on thighs during 8-hour work shifts | |
| 360-degree swivel rotation | Full rotational movement around gas lift axis for easy access to adjacent work surfaces | |
| Smooth multi-surface mobility | Five PU casters roll without scratching hard floors or catching low-pile carpet | |
| Waterfall seat edge design | Contoured front seat pan reduces thigh pressure during 8-hour continuous work shifts | |
| Independent lumbar support | Curved lower back panel maintains lower spine support across all recline positions | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions |
Packaging & Logistics
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 |
Applications & Usage
Recommended spaces / users / usage modes
Data source: Recommended applications based on product form and category.
| Corporate open-plan workstations | Fits standard 760 mm desk heights for 8-hour daily desk work | |
|---|---|---|
| Home office study spaces | Compact footprint fits small home desks without occupying excess floor space | |
| Meeting and conference rooms | Swivel and tilt function supports casual collaboration and long meetings | |
| Coworking shared spaces | Durable construction withstands frequent multi-user daily rotation | |
| Task work areas for administrative staff | Fixed armrests and lumbar support suit typing and document processing tasks | |
| Training room seating | Caster mobility allows easy reconfiguration of training room layouts | |
| Coworking shared hot-desk areas | Durable construction withstands frequent multi-user daily rotation and adjustment | |
| Administrative staff task workstations | Fixed armrests and lumbar support reduce fatigue during typing and document processing |
EU Market Entry Requirements * EN Standards
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | Applicable for office chair dimensional, safety and strength requirements | |
|---|---|---|
| EN 1335-2:2018 | Applicable for office chair mechanical safety test methods | |
| EN 1022:2018 | Applicable for seating stability verification for domestic and contract use |
North America Purchasing & Inspection Reference * ANSI/BIFMA Standards
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applicable for general-purpose office chair safety and performance testing | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 | Applicable for heavy-user rated office chair load verification if specified |
Standards Applicable to China-Market Projects * GB Standards
Standards applicable to China-market projects
| GB/T 3326-2016 | Applicable for office chair dimensional accuracy and structural stability verification | |
|---|---|---|
| GB/T 10357.3-2013 | Applicable for chair strength and durability mechanical performance testing | |
| GB 28007-2011 | Applicable for upholstered furniture formaldehyde emission limits for indoor use | |
| GB/T 35607-2017 | Applicable for furniture caster rolling resistance and durability verification |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applicable for office chair dimensional accuracy and structural stability verification; 2. GB/T 10357.3-2013: Applicable for chair strength and durability mechanical performance testing; 3. GB 28007-2011: Applicable for upholstered furniture formaldehyde emission limits for indoor use; 4. GB/T 35607-2017: Applicable for furniture caster rolling resistance and durability verification; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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