| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 670 x 686 x 1073 mm | |
|---|---|---|
| Seat width | 552 mm | |
| Seat depth | 508 mm | |
| Seat height (top of cushion to floor) | 574 mm | |
| Backrest height (top of back to seat surface) | 495 mm | |
| Five-star base span diameter | 686 mm | |
| Armrest height (top of arm to seat) | 203 mm | |
| Caster diameter | 65 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 product weight | 18.6 kg | |
|---|---|---|
| Recommended static load capacity | 150 kg | |
| Seat cushion foam density | 45 kg/m³ | |
| Seat cushion foam rebound rate | 55% | |
| Cushion padding thickness | 80 mm | |
| Backrest padding thickness | 60 mm | |
| Upholstery abrasion resistance | 50000 double rubs | |
| Seam stitch pitch | 6 stitches per 30 mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | Light gray faux leather (PU blend) | |
|---|---|---|
| Seat and back padding | High-resilience polyurethane foam | |
| Internal seat frame | 15 mm thick molded plywood | |
| Gas lift cylinder | Chrome-plated steel, 50 mm outer diameter | |
| Five-star base | 1.5 mm thick chrome-plated steel | |
| Armrest structure | Integrated padded faux leather over rigid frame | |
| Caster wheels | Black nylon dual-wheel casters | |
| Tilt mechanism plate | 2.5 mm thick black powder-coated steel | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm | |
| Caster Engineering Specification | 5 PU-tread swivel casters, 60 mm diameter |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full swivel enabled by central gas lift and base | |
|---|---|---|
| Pneumatic seat height adjustment | 140 mm vertical stroke via side lever | |
| Tilt recline function | 125° maximum recline angle with infinite upright lock | |
| Tilt tension adjustment | Knob under seat adjusts recline resistance for user weight | |
| Smooth rolling mobility | Dual-wheel casters roll on hard floors and low-pile carpet | |
| Fixed integrated armrests | Padded arm support for forearms during seated work | |
| Contoured lumbar support | Curved lower back section supports natural spine alignment | |
| Waterfall seat edge | Curved front seat edge reduces leg pressure for long sitting | |
| 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
| Private home office workstations | Suitable for daily 8 hour desk work for remote employees | |
|---|---|---|
| Corporate open office workstations | Matches modern executive styling for professional workspaces | |
| Small conference and meeting rooms | Swivel and mobility support collaborative meeting use | |
| Executive private office suites | Mid-back executive style pairs with standard executive desks | |
| Coworking space shared desks | Durable upholstery and adjustable height suit multi-user use | |
| Home study desk seating | Compact footprint fits small home desk setups without excess space | |
| 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
| Office seating safety and strength | EN 1335:2018 | |
|---|---|---|
| Office seating ergonomic dimensions | EN 1335:2020 |
US and Canada office-furniture standards
| Office chair general purpose performance | ANSI/BIFMA X2017 |
|---|
Standards applicable to China-market projects
| Office chair safety structural requirement | GB/T 10357.2 | |
|---|---|---|
| Office chair fire safety for upholstery | GB 20286 |
This product must meet the following technical requirements: 1. Office chair safety structural requirement: GB/T 10357.2; 2. Office chair fire safety for upholstery: GB 20286; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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