| Submitted | Field | Original | 修改后参数 | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 630 x 660 x 1030mm | |
|---|---|---|
| Seat height range | 540mm | |
| Seat usable dimensions | 500mm wide x 470mm deep | |
| Seat cushion thickness | 60 mm | |
| Backrest usable dimensions | 480mm wide x 500mm high | |
| Fixed armrest height above seat | 220 mm | |
| Armrest total length | 260 mm | |
| Five-star base overall diameter | 640 mm | |
| Caster diameter | 50 mm | |
| Minimum knee clearance under seat (at lowest height) | 170 mm | |
| Finished Seat Cushion Thickness | 90mm | |
| Backrest Padding Thickness | 70mm | |
| Lumbar Support Zone Height | 240mm | |
| Clear Width Between Armrests | 540mm |
Net weight / load capacity / users / durability
| Net weight range | 15.5kg | |
|---|---|---|
| Recommended maximum static user weight | 120 kg | |
| Recommended daily usage duration | 8 hours | |
| Seat cushion foam density | 45kg/m³ | |
| Backrest foam density | 35kg/m³ | |
| Seat foam rebound rate | 45% | |
| Seat upholstery abrasion resistance (Martindale) | ≥50,000 cycles | |
| Seam stitch pitch | 10 stitches per inch | |
| Tilt mechanism static load rating | 150 kg | |
| Seat Foam Density / Rebound Reference | 45kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | Light beige polyurethane (PU) faux leather, 1.2mm thickness | |
|---|---|---|
| Backrest outer frame and side trim | Black rigid polypropylene (PP) plastic with dark grey edge accent | |
| Fixed armrest tops | Black rigid PP/nylon with soft-touch PU padding | |
| Armrest inner accent panel | Light grey/silver ABS plastic decorative insert | |
| Seat inner support pan | 12mm thick multi-layer bent plywood | |
| Backrest inner support frame | 10mm thick molded PP/glass fiber composite panel | |
| Height adjustment gas lift | Polished chrome plated steel, Class 3, 50mm diameter, 100mm stroke | |
| Tilt control mechanism | 2.5mm thick stamped steel with black powder coat finish | |
| Five-star base | 1.8mm thick polished chrome plated steel | |
| Casters | 50mm diameter black polyurethane (PU) tread with black PP wheel housing, twin-wheel design | |
| Frame connection hardware | Zinc-plated steel bolts and bushings | |
| Seat Internal Support Board Thickness | 14mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | 100mm vertical travel via right-side gas lift paddle lever, adjusts from 440mm to 540mm seat height to match 760mm standard desk heights | |
|---|---|---|
| Tilt function | Synchro-tilt mechanism tilts seat and back at 1:2.5 ratio, 12° maximum backward tilt angle | |
| Tilt tension adjustment | Knob under seat adjusts tilt resistance from 30N to 80N to match different user weights | |
| 360-degree swivel | Full 360° horizontal rotation around gas lift axis, no rotation lock, for easy access to surrounding work surfaces | |
| Fixed armrests | Non-height-adjustable, non-pivoting fixed armrests positioned to slide under standard 650mm high desk surfaces | |
| Smooth rolling mobility | Twin-wheel PU casters roll freely on hard wood, tile and low-pile carpet floors, 360° caster swivel for easy repositioning | |
| No headrest adjustment | Fixed mid-height backrest provides support up to mid-thoracic region, no adjustable headrest included | |
| Upright position lock | Tilt mechanism locks in fully upright position for focused task work, unlocks for free recline | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120kg | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Reference shipping carton dimensions | 650 x 360 x 580 mm | |
|---|---|---|
| Reference gross shipping weight | 18kg | |
| Reference shipping volume (CBM) | 0.136 CBM | |
| Assembly time | 15minutes per chair | |
| 20ft GP container loading quantity (knock-down) | 220 units | |
| 40ft HQ container loading quantity (knock-down) | 530 units | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40minutes per set | |
| Reference Carton Dimensions | 850 × 420 × 720mm | |
| Reference Packaged Gross Weight | 23kg/set |
Recommended spaces / users / usage modes
| Open plan office workstations | Suitable for general employee task seating, fits standard 1200x600mm office desks with 760mm work surface height | |
|---|---|---|
| Private executive offices | Appropriate for manager or executive workspaces, light neutral upholstery matches modern, minimalist office interior finishes | |
| Home office workspaces | Suitable for residential home office use, low-profile design does not overpower smaller home work areas | |
| Conference and meeting rooms | Can be used for visitor and meeting seating around standard conference tables, rolling casters allow easy repositioning during meetings | |
| Reception and guest areas | Neutral two-tone beige/black finish works for customer-facing reception seating, easy to clean PU upholstery resists light stains | |
| Recommended pairing | Pair with 760mm high standard office desks, monitor arms and keyboard trays for full ergonomic workstation setup | |
| Not recommended for | 24/7 shift work environments, heavy duty industrial use, or users over 120kg; not designed for executive recliner or lounge use | |
| Recommended Matching Desk Size | 2.4m executive desk |
European market access and chemical requirements
| Applicable standard recommendation 1 | EN 1335:2020, Office furniture - Office work chairs - Part 1: Dimensions - determination of dimensions, applies to dimensional fitness for adult office users | |
|---|---|---|
| Applicable standard recommendation 2 | EN 1335:2018, Office furniture - Office work chairs - Part 2: Safety requirements, applies to structural safety, stability and strength requirements for commercial use | |
| Applicable standard recommendation 3 | EN 1335:2018, Office furniture - Office work chairs - Part 3: Test methods, applies to standardized test procedures for verifying performance |
US and Canada office-furniture standards
| Applicable standard recommendation 1 | ANSI/BIFMA X2017 Office Chairs - General Purpose, applies to commercial office chair performance requirements including static load, durability, stability and caster testing | |
|---|---|---|
| Five-star base static load rating | 1136 kg |
Standards applicable to China-market projects
| Applicable standard recommendation 1 | GB/T 3326 Furniture - Chairs and stools - Determination of dimensions, applies to dimensional verification of seat height, depth, back height and clearances for this office chair | |
|---|---|---|
| Applicable standard recommendation 2 | GB/T 10357.2 Test of mechanical properties of furniture - Stability of chairs and stools, applies to forward, rearward and lateral stability testing requirements | |
| Applicable standard recommendation 3 | GB/T 10357.3 Test of mechanical properties of furniture - Strength and durability of chairs and stools, applies to static load, impact and durability cycle testing for seat, back and armrests |
This product must meet the following technical requirements: 1. Applicable standard recommendation 1: GB/T 3326 Furniture - Chairs and stools - Determination of dimensions, applies to dimensional verification of seat height, depth, back height and clearances for this office chair; 2. Applicable standard recommendation 2: GB/T 10357.2 Test of mechanical properties of furniture - Stability of chairs and stools, applies to forward, rearward and lateral stability testing requirements; 3. Applicable standard recommendation 3: GB/T 10357.3 Test of mechanical properties of furniture - Strength and durability of chairs and stools, applies to static load, impact and durability cycle testing for seat, back and armrests; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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