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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W x D x H) | 700 x 720 x 1250 mm | |
|---|---|---|
| Seat width | 520 mm | |
| Seat depth | 500 mm | |
| Seat height range (floor to seat top) | 500 mm | |
| Backrest height (seat top to headrest top) | 780 mm | |
| Backrest width | 500 mm | |
| Armrest height (seat top to arm pad top) | 210 mm | |
| Armrest pad dimensions (L x W) | 420 x 60 mm | |
| 5-star base diameter | 700 mm | |
| Caster diameter | 60 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 weight | 22 kg | |
|---|---|---|
| Recommended maximum user weight | 150 kg | |
| Seat foam density | 45 kg/m³ | |
| Backrest foam density | 35 kg/m³ | |
| Upholstery abrasion resistance (Martindale) | 50000 cycles | |
| Tilt mechanism locking positions | 3 positions | |
| Tilt angle range (backrest from upright) | 15 degrees | |
| Caster rolling durability | 100000 cycles | |
| Base static load rating | 1136 kg | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and backrest upholstery | Black leather-effect PVC/faux leather surface with smooth finish | |
|---|---|---|
| Seat cushion core | High-density molded polyurethane foam, 80 mm thick at center | |
| Backrest core | Layered polyurethane foam over plywood or bent wood inner frame, 60 mm thick at lumbar | |
| Armrest supports | Polished chrome-plated aluminum alloy, die-cast or extruded construction | |
| Armrest pads | Black hard plastic or matching upholstered top surface mounted on metal arm frame | |
| 5-star base | Polished chrome-plated aluminum alloy, 5-leg radial structure | |
| Gas lift cylinder | Chrome-plated steel Class 3 gas spring with black plastic height control lever | |
| Tilt mechanism | Steel plate chassis with black painted finish, synchro-tilt or knee-tilt design | |
| Casters | Black nylon dual-wheel casters with chrome-plated mounting stems | |
| Stitching | Uniform upholstery stitching with 6 stitches per 50 mm | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame |
Adjustment / rotation / tilt / mobility / storage features
| Seat height adjustment | Pneumatic lift operated via right-side lever, providing 100 mm of vertical travel to accommodate different user heights | |
|---|---|---|
| Swivel function | 360-degree continuous rotation around central gas lift axis, enabled by bearing mechanism in the base and tilt plate | |
| Backrest tilt with lock | Reclines up to 15 degrees from upright position and locks in up to 3 discrete positions via left-side control lever | |
| Tilt tension adjustment | Rotary knob under front seat adjusts recline resistance to match user weight and preference | |
| Fixed-height armrests | Padded arm pads mounted at fixed 210 mm height above seat surface, providing stable forearm support during typing or resting | |
| Mobility on hard and soft floors | Dual-wheel nylon casters roll smoothly on carpet, hardwood, and tile surfaces with low rolling resistance | |
| Integrated headrest pad | Extended upper backrest section provides continuous head and neck support for tall users in upright or reclined posture | |
| Lumbar contour support | Centrally tufted backrest creates a subtle lumbar indentation to maintain natural spinal curvature during prolonged sitting | |
| Gas lift stroke | 100 mm | |
| Recline Angle / Lock Reference | 125° with 3 suggested 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
| Packaging configuration | 1 chair per carton, knocked down (seat/back assembly, base, gas lift, casters, hardware kit) | |
|---|---|---|
| Carton dimensions (L x W x H) | 850 x 650 x 350 mm | |
| Gross weight per carton | 25 kg | |
| Volume per carton (CBM) | 0.194 m³ | |
| Assembly time (single person) | 30 minutes | |
| 20ft GP container loading quantity | 180 units | |
| 40ft HQ container loading quantity | 420 units | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set | |
| Reference Carton Dimensions | 850× 420× 720 mm |
Recommended spaces / users / usage modes
| Private executive offices | Ideal for C-suite and senior management workstations, combining professional aesthetic with ergonomic support for long working hours | |
|---|---|---|
| Boardrooms and meeting rooms | Suitable as head-of-table seating or premium conference chairs to elevate meeting space design while providing comfort for extended meetings | |
| Co-working premium zones | Appropriate for dedicated premium desks or private office pods in shared workspaces, balancing durability with a high-end visual identity | |
| Home office upscale setups | Well-suited for remote workers seeking a professional, executive-style chair that complements modern home office decor | |
| Law firm and financial services workspaces | Aligns with formal corporate interior design standards in professional services firms where client-facing workspace appearance is critical | |
| Reception and visitor areas | Can be used as premium seating in executive reception areas to welcome important clients and convey brand quality | |
| 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
| EN 1335-1:2020 | Applicable for office chair dimensional and ergonomic requirements, defining minimum seat/back dimensions and adjustable range categories | |
|---|---|---|
| EN 1335-2:2019 | Applicable for safety, strength, and durability testing of executive office chairs, including base static load and tilt mechanism fatigue | |
| EN 1335-3:2019 | Applicable for test method standardization when validating seat foam firmness, upholstery abrasion, and caster rolling performance |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2021 | Applicable for general office chair performance testing, including seat impact, backrest durability, caster rolling, and base stability criteria | |
|---|---|---|
| ANSI/BIFMA X5.5-2014 | Applicable for executive and task chair ergonomic evaluation when assessing adjustability, lumbar support, and armrest load capacity |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applicable for dimensional measurement and ergonomic evaluation of office chairs, including seat height, backrest angle, and armrest height verification | |
|---|---|---|
| GB/T 10357.3-2013 | Applicable for seat and back static load, impact, and durability testing to validate structural strength for 150 kg user weight class | |
| GB 28007-2011 | Applicable for safety requirements of office furniture, including stability under tilt load and caster rolling performance thresholds |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applicable for dimensional measurement and ergonomic evaluation of office chairs, including seat height, backrest angle, and armrest height verification; 2. GB/T 10357.3-2013: Applicable for seat and back static load, impact, and durability testing to validate structural strength for 150 kg user weight class; 3. GB 28007-2011: Applicable for safety requirements of office furniture, including stability under tilt load and caster rolling performance thresholds; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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