| 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 (W x D x H) | 660 x 700 x 1220 mm | |
|---|---|---|
| Seat width | 510 mm | |
| Seat depth | 500 mm | |
| Seat height range (floor to seat top) | 540 mm | |
| Backrest height (seat top to back top) | 720 mm | |
| Backrest width | 500 mm | |
| Armrest height (seat top to arm pad top) | 70 mm | |
| Five-star base radius (center to caster center) | 320 mm | |
| Caster diameter | 50 mm | |
| Seat cushion thickness | 80 mm | |
| Lumbar support zone height | 280 mm above seat surface | |
| Seat width (between armrests) | 510 mm | |
| Seat depth (front to back) | 500 mm | |
| Backrest width (widest lumbar section) | 500 mm | |
| Five-star base diameter | 640 mm | |
| Seat cushion total thickness | 80 mm |
Net weight / load capacity / users / durability
| Net weight range | 23 kg | |
|---|---|---|
| Maximum recommended user weight | 150 kg | |
| Gas lift static load rating | 150 kg | |
| Caster rolling durability | 40,000 rolling cycles minimum | |
| Tilt mechanism cyclic durability | 120,000 tilt cycles minimum | |
| Seat surface static load capacity | 102 kg (225 lbs) | |
| Upholstery abrasion resistance | 50,000 double rubs (Martindale) minimum | |
| 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 backrest upholstery | Taupe top-grain leather or 1.2mm thick polyurethane (PU) leather, quilted segmented stitching | |
|---|---|---|
| Seat cushion core | Dual-layer high-resilience polyurethane foam: 50mm 45kg/m³ support foam + 30mm 30kg/m³ soft comfort foam top layer | |
| Backrest cushion core | Single-layer 40mm 35kg/m³ molded polyurethane foam, with built-in contoured lumbar support | |
| Internal frame | 1.5mm thick welded steel tube frame, powder-coated black for corrosion resistance | |
| Armrest structure | Nylon (PA6) arm frames with chrome-plated ABS accent trim, topped with 20mm thick padded PU arm pads | |
| Five-star base | Polished die-cast aluminum alloy, 2.5mm minimum wall thickness, chrome plated finish | |
| Gas lift | Chrome-plated steel SGS Class 3 gas lift, 50mm outer diameter, 100mm adjustable stroke | |
| Chair control mechanism | 2.5mm thick pressed steel multi-function tilt chassis, black powder-coated finish, with tension adjustment knob | |
| Casters | Black PA6 nylon dual-wheel casters, 50mm diameter, with steel roller bearings, suitable for hard floors and low-pile carpet | |
| Seam stitching | High-tenacity polyester thread, 8 stitches per inch (3.15 stitches per cm) seam pitch | |
| Internal support frame | 1.5mm thick welded rectangular steel tube frame, black powder-coated for corrosion resistance, with steel seat pan | |
| Backrest rear trim | Matching taupe PU leather-wrapped rear back panel with vertical edge stitching, attached to internal steel frame |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic height adjustment via right-side under-seat lever, 100mm total stroke, locks at any position within the 540 mm seat height range | |
|---|---|---|
| Backrest tilt function | Multi-position tilt with infinite lock between 90° upright and 115° reclined positions, adjustable tilt tension via rear under-seat knob to match user weight | |
| 360-degree swivel | Full 360° horizontal rotation around the gas lift axis, no rotation lock, for easy access to surrounding desk areas | |
| Fixed padded armrests | Non-adjustable height/width armrests with soft padded tops, positioned to support forearms during typing or meeting use | |
| Smooth rolling mobility | Dual-wheel casters roll freely on hard floors and low-pile carpet with low rolling resistance, no caster locks visible in product image | |
| Contoured lumbar support | Built-in fixed contoured lumbar zone in the backrest foam, aligned to the 3rd-5th lumbar vertebrae to reduce seated lower back strain | |
| Seat waterfall edge | Curved front seat edge reduces pressure on the back of user thighs, improving blood circulation during extended sitting | |
| Tilt tension control | Rotating knob under seat adjusts recline resistance from 80N to accommodate user weights between 150 kg | |
| Backrest recline angle range | 115degrees from vertical | |
| Fixed ergonomic armrests | Non-adjustable height/width/depth Z-shaped armrests with soft padded tops, positioned 240 mm apart to align with standard desk arm clearance, supporting forearms during typing | |
| Fixed contoured lumbar support | Built-in fixed curved lumbar zone in the backrest foam, aligned to the 3rd-5th lumbar vertebrae at 280 mm above seat surface, provides 20 mm of forward lumbar protrusion to maintain natural spine curvature | |
| Waterfall seat edge | Curved 30mm radius front seat edge distributes thigh pressure evenly, reducing popliteal vein compression for improved blood circulation during 4+ hour continuous sitting |
Verified carton / gross weight / assembly / loading data
| Packaged carton count | 1 unit per carton, fully knock-down (CKD) assembly | |
|---|---|---|
| Reference carton dimensions | 820 x 640 x 580 mm | |
| Reference gross weight per carton | 27 kg | |
| Reference CBM per unit | 0.305 CBM | |
| assembly time | 25 minutes per unit | |
| 20ft GP container loading quantity | 98units | |
| 40ft HQ container loading quantity | 235units | |
| Packaging materials | 5-layer corrugated carton, expanded polystyrene (EPS) foam edge protection, plastic dust cover, hardware kit with assembly instructions | |
| Reference carton outer dimensions | 830 x 650 x 590 mm | |
| Export packaging materials | 5-layer BC-flute corrugated carton, 30mm thick expanded polystyrene (EPS) foam edge protection, PE plastic dust cover, labeled hardware kit with printed assembly instructions |
Recommended spaces / users / usage modes
| Private executive offices | High-back padded design supports 8 hour daily seated use for managers and executives, with formal taupe finish matching wood office casegoods | |
|---|---|---|
| Conference/meeting rooms | Swivel and tilt functionality supports collaborative meeting use, with padded comfort for 4 hour meeting sessions | |
| Home office workspaces | Neutral taupe color and polished metal finish coordinates with residential home office furniture, with height adjustment fitting standard 760 mm home desks | |
| Open plan management workstations | 5-star caster base allows easy movement between work surfaces and adjacent collaboration zones, without excessive visual bulk | |
| Client reception areas | Upholstered premium finish creates a professional impression for visiting clients, while maintaining ergonomic support during wait times | |
| Commercial office standardization projects | Standard 540 mm seat height range fits 90% of adult users, with durable components suitable for bulk commercial procurement with consistent specification | |
| Boardroom and conference rooms | 360° swivel and multi-position tilt functionality supports collaborative meeting use, with padded comfort for 4 hour meeting sessions without pressure points | |
| Open plan senior staff workstations | 640mm diameter five-star caster base allows easy movement between work surfaces and adjacent collaboration zones, with low-profile backrest avoiding excessive visual bulk in open layouts |
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | Office furniture - Office work chairs - Part 1: Dimensions - Determination of dimensions | |
|---|---|---|
| EN 1335-2:2018 | Office furniture - Office work chairs - Part 2: Safety requirements | |
| EN 1335-3:2018 | Office furniture - Office work chairs - Part 3: Test methods |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 Test 5 | Backrest static strength test | |
|---|---|---|
| Five-star base static load rating | 1136 kg (2500 lbs) |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applicable standards and test results require confirmation | |
|---|---|---|
| GB/T 3327-2016 | Furniture - Chairs and stools - Mechanical test methods for strength and durability | |
| GB 28007-2011 | General technical requirements for office chairs | |
| GB/T 16799-2008 | Furniture - Upholstered furniture leather | |
| GB/T 22807-2019 | Furniture - Determination of formaldehyde content in leather and fur |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applicable standards and test results require confirmation; 2. GB/T 3327-2016: Furniture - Chairs and stools - Mechanical test methods for strength and durability; 3. GB 28007-2011: General technical requirements for office chairs; 4. GB/T 16799-2008: Furniture - Upholstered furniture leather; 5. GB/T 22807-2019: Furniture - Determination of formaldehyde content in leather and fur; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
Export data is generated from the current published product record.
Directly download an English report in metric or imperial units.
Download all product information and parameter modules in English.
English title, specifications, materials, standards and purchasing fields.
Prepare customs description, material, usage, dimensions and declaration elements.
Open Export Tool
