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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 680 x 680 x 1255 mm | |
|---|---|---|
| Adjustable seat height range | 510 mm | |
| Seat width | 570 mm | |
| Seat depth | 510 mm | |
| Backrest height | 780 mm | |
| Five-star base radius | 350 mm | |
| Caster diameter | 55 mm | |
| Armrest height above seat | 210 mm | |
| Backrest width at shoulder level | 520 mm | |
| Seat cushion thickness | 100 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 | 25 kg | |
|---|---|---|
| Recommended user weight capacity | 181 kg | |
| Caster rolling durability | 100000 cycles | |
| Seat foam density | 50D | |
| Backrest foam density | 40D | |
| Foam rebound rate | 60% | |
| Standard warranty period | 5 years | |
| Available color options | 7 | |
| 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 | 1.2mm thick beige PU faux leather, abrasion resistance 50000 cycles | |
|---|---|---|
| Armrests | Fixed dark walnut-stained solid wood, polished clear coat finish | |
| Internal support structure | 18mm thick molded plywood seat and back frame | |
| Seat cushion padding | 50D high-density polyurethane foam, 100mm thick | |
| Backrest padding | 40D high-density polyurethane foam, 70mm thick | |
| Five-star base | 2mm thick polished chrome-plated steel, radius 350mm | |
| Gas lift cylinder | Chrome-plated steel Class 3 pneumatic cylinder, 50mm diameter, 80mm stroke | |
| Tilt mechanism | 3mm thick black powder-coated steel plate with tension adjustment | |
| Casters | 55mm diameter black PU dual-wheel casters, hard floor suitable | |
| Upholstery stitching | 8 stitches per inch, matched beige thread | |
| Center column cover | Polished chrome telescoping plastic cover over gas lift | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full unobstructed swivel enabled by central swivel joint between base and seat | |
|---|---|---|
| Pneumatic seat height adjustment | 80mm vertical travel via Class 3 gas lift, activated by side lever | |
| Multi-position tilt lock | 4-position tilt locking with adjustable tension control, 18-degree maximum recline | |
| Tilt tension adjustment | Knob-controlled tension dial to adjust recline resistance for user weight | |
| Fixed armrest support | Stationary wood armrests at fixed 210mm height above seat for forearm support | |
| Smooth rolling mobility | Dual-wheel PU casters roll on hard floors and low-pile carpet without floor damage | |
| Ergonomic back support | Contoured high back provides lumbar and upper back support for long work sessions | |
| 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
| Executive private offices | Formal high-back design matches professional aesthetic for manager and executive workspaces | |
|---|---|---|
| Corporate conference rooms | Formal wood arm and neutral upholstery suits high-end meeting and boardroom spaces | |
| Home executive offices | Neutral beige finish complements residential office decor for remote executive work | |
| Reception and guest areas | Polished chrome and wood detailing creates professional impression for visitor seating | |
| Adjustable for standard desk heights | 510 mm seat height matches 760 mm standard office desk work heights | |
| Recommended desk pairing | Pairs with 2000 mm wide executive desks for proportional workspace layout | |
| User suitability | Designed for adults 190 cm tall with weight capacity up to 181kg | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | Applies to dimensional safety requirements for office work chairs | |
|---|---|---|
| EN 1335-2:2018 | Applies to strength, durability and stability requirements for office chairs | |
| EN 1335-3:2009 | Applies to test methods for verifying office chair safety and performance | |
| EN 1022:2019 | Applies to stability testing for all domestic and contract seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general purpose office chair safety, durability and structural performance | |
|---|---|---|
| Five-star base static load rating | 1136 kg |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office furniture dimensional measurement and tolerance requirements for desk chairs | |
|---|---|---|
| GB/T 3324-2017 | Applies to general technical requirements for wooden furniture components including wood armrests | |
| GB/T 22807-2019 | Applies to leather and artificial leather furniture upholstery performance requirements | |
| GB 18584-2001 | Applies to limits of harmful substances in wooden furniture for indoor use |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office furniture dimensional measurement and tolerance requirements for desk chairs; 2. GB/T 3324-2017: Applies to general technical requirements for wooden furniture components including wood armrests; 3. GB/T 22807-2019: Applies to leather and artificial leather furniture upholstery performance requirements; 4. GB 18584-2001: Applies to limits of harmful substances in wooden furniture for indoor use; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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