Physical Dimensions
Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| Overall dimensions (W × D × H) | 680 × 680 × 1320 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.
| Chair net weight | 19 kg | |
|---|---|---|
| Recommended user weight | 150 kg | |
| Seat foam density | 45 kg/m3 | |
| Seat foam thickness | 80 mm | |
| Back mesh tension deflection | 35 mm | |
| Gas-lift class | Class 4 | |
| Gas-lift stroke | 100 mm | |
| Base static load rating | 500 kg | |
| Caster rolling durability | 100000 cycles | |
| Tilt mechanism cyclic durability | 200000 cycles |
Materials & Structure
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Backrest support surface | Black flexible polymer mesh or mesh-pattern elastomeric support in a molded frame | |
|---|---|---|
| Headrest facing | Black padded mesh or textile-covered cushion with curved polymer backing | |
| Seat cushion | Molded polyurethane foam at 45 kg/m3 density with black fabric or mesh-faced top | |
| Outer back frame | Injection-molded black polypropylene structural frame with rounded side profile | |
| Seat inner support | 12 mm molded plywood or reinforced polymer seat pan with 1.5 mm steel reinforcement plate | |
| Arm supports | Black polymer uprights with steel insert and 25 mm soft polyurethane arm pads | |
| Tilt mechanism | 3.0 mm powder-coated steel synchro-tilt plate with multi-position back lock | |
| Gas lift | 50 mm chrome or black-coated steel Class 4 gas lift with polymer telescopic sleeve | |
| Five-star base | Black glass-fiber reinforced nylon base with 2.5 mm equivalent rib wall section | |
| Casters | Five black nylon twin-wheel casters with 60 mm polyurethane running treads | |
| Frame finish | Matte black powder coating on steel parts and molded black polymer finish on non-metal parts | |
| Seam and upholstery construction | Stitched black upholstery with 8 stitches per 100 mm seam pitch and edge-banded cushion perimeter |
Functions & Adjustment
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| 360-degree swivel | Full 360-degree seat and back rotation around the central gas-lift bearing | |
|---|---|---|
| Pneumatic seat-height adjustment | 100 mm vertical travel controlled by the under-seat side lever and Class 4 gas lift | |
| Synchronized recline | 18-degree back recline with proportional seat-pan tilt to reduce thigh pressure | |
| Back-angle locking | 4 lock positions including upright, mid-recline, work-recline, and relaxed recline | |
| Seat-depth adjustment | 60 mm horizontal seat-slide travel controlled by a second under-seat lever | |
| Height-adjustable headrest | 80 mm vertical adjustment and 25-degree angular tilt for neck support | |
| Adjustable armrests | 80 mm height adjustment with 30 mm width or pivot movement at each T-arm post | |
| Lumbar support | Flexible central lumbar zone with 35 mm deflection and optional 40 mm height adjustment | |
| Tension control | Rotary tension knob adjusts recline resistance for users up to 150 kg | |
| Mobility | Five 60 mm twin casters provide omnidirectional rolling on carpet, tile, and wood floors | |
| Rocking lock | Forward-position lock disables free tilt for focused keyboard work | |
| Floor protection | Soft polyurethane tread design with 30 mm twin-wheel contact width per caster |
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.
| Private office | Suitable for executive workstations of 1600 mm or wider because the 700 mm base footprint and 520 mm maximum seat height fit standard 760 mm desks | |
|---|---|---|
| Open-plan workstation | Suited to 8-hour task seating where swivel, recline lock, lumbar support, and caster mobility are used during frequent position changes | |
| Home office | Appropriate for a dedicated home workstation with hard flooring or low-pile carpet and a desk depth of at least 600 mm | |
| Meeting and conference room | Usable in conference rooms requiring professional all-black seating, 360-degree swivel, and quiet twin-wheel movement | |
| Shared-desk environment | Recommended where users can adjust 100 mm seat height, arm height, and recline tension to different body sizes up to 150 kg | |
| IT and technical workroom | Suitable for keyboard-intensive work due to adjustable seat depth, recline lock, contoured back, and movable arm support | |
| Reception consultation area | Fits modern reception settings with dark furniture palettes where rolling access and a high-back appearance are required | |
| Recommended floor condition | Best used on level indoor floors with a maximum carpet pile height of 12 mm to preserve caster rolling performance |
EU Market Entry Requirements * EN Standards
EU Market Access Requirements* EN Standards
| Office furniture safety standard | EN 1335specifies dimensional safety and test methods for office chairs, applicable to stability, clearance, and ergonomic geometry | |
|---|---|---|
| Office chair mechanical safety | EN 1335applies to structural safety, strength, and durability of the backrest, armrests, seat, gas lift, and base | |
| Office chair functional testing | EN 1335applies to functional test methods for swivel task chairs, including load, fatigue, and rolling evaluations | |
| Upholstered furniture flammability | EN 1021cigarette ignition and EN 1021 match-flame resistance apply only when upholstered fabric components are supplied and tested |
North America Purchasing & Inspection Reference * ANSI/BIFMA Standards
US and Canada office-furniture standards
| Office chair safety and durability | ANSI/BIFMA X5.1 applies to general-purpose office chairs and provides back, seat, arm, base, caster, and fatigue acceptance tests | |
|---|---|---|
| Furniture VOC emissions | ANSI/BIFMA e3 applies when low-emission seating is required and covers formaldehyde and total volatile organic compound limits | |
| Lounge and multi-use seating exclusion | ANSI/BIFMA X5.4 applies to lounge seating and is not the primary standard for this swivel task chair |
Standards Applicable to China-Market Projects * GB Standards
Standards applicable to China-market projects
| Office chair strength and durability standard | GB/T 10357.2 for mechanical properties and durability test methods applicable to the chair frame, back, arms, and base | |
|---|---|---|
| Furniture safety guidance | GB 28007 applicable to children's furniture only if the buyer specifies child-use areas; standard commercial office procurement normally excludes this chair from child-grade claims | |
| Furniture instruction and labeling | GB/T 33244 for furniture after-sales service and installation-information requirements applicable to commercial seating documentation |
This product must meet the following technical requirements: 1. Office chair strength and durability standard: GB/T 10357.2 for mechanical properties and durability test methods applicable to the chair frame, back, arms, and base; 2. Furniture safety guidance: GB 28007 applicable to children's furniture only if the buyer specifies child-use areas; standard commercial office procurement normally excludes this chair from child-grade claims; 3. Furniture instruction and labeling: GB/T 33244 for furniture after-sales service and installation-information requirements applicable to commercial seating documentation; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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