| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 680 x 650 x 1180 mm | |
|---|---|---|
| Seat height adjustment range | 560 mm | |
| Seat width | 520 mm | |
| Seat depth | 480 mm | |
| Backrest height | 720 mm | |
| Backrest width | 500 mm | |
| Armrest height above seat | 220 mm | |
| 4-star base footprint diameter | 660 mm | |
| Seat padding thickness | 80 mm | |
| Backrest padding thickness | 60 mm | |
| Glide foot height | 10 mm | |
| Finished Seat Cushion Thickness | 90 mm | |
| Lumbar Support Zone Height | 240 mm | |
| Clear Width Between Armrests | 540 mm |
Net weight / load capacity / users / durability
| Recommended user weight capacity | 150 kg | |
|---|---|---|
| Net weight range | 22 kg | |
| Tilt recline angle | 18 degrees | |
| Swivel rotation | 360 degrees | |
| Foam density (seat cushion) | 45 kg/m³ | |
| Foam density (backrest) | 35 kg/m³ | |
| Foam rebound rate | 45% | |
| Static load rating for 4-star aluminum base | 500 kg | |
| Seam stitch pitch | 8 stitches per inch | |
| Warranty period | 36 months |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seating contact surface upholstery | Black top-grain leather/PU leather | |
|---|---|---|
| Outer shell and armrest outer panels | Light blue coated upholstered hard shell | |
| Internal support frame | 12mm thick molded plywood inner shell | |
| Central gas lift column | Polished chrome-plated steel | |
| 4-star base structure | 8mm thick die-cast polished aluminum alloy | |
| Tilt/swivel mechanism plate | 3mm thick stamped steel | |
| Glide feet | Hard-wearing non-marring nylon with rubber contact pad | |
| Upholstery underlining | 200g/m² non-woven interlining | |
| Control levers | Black reinforced nylon | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full rotation enabled by central bearing between column and base, allows user to turn without moving the chair base | |
|---|---|---|
| Pneumatic seat height adjustment | 130mm stroke gas lift adjusted via side lever, sets seat height between 430mm and 560mm to match standard 760 mm desk heights | |
| Swivel tilt with tension adjustment | Tilt mechanism allows 18-degree backward recline, adjustable tension knob matches resistance to user weight, upright lock position for focused desk work | |
| Fixed integrated contoured armrests | Armrests form part of the seat/back shell, provide fixed 220mm height forearm support aligned with standard desk work surfaces | |
| Non-rolling glide base | 4-point polished aluminum base with fixed glide feet, provides stable stationary positioning on hard wood, tile or carpeted office floors without casters | |
| Contoured high-back ergonomic support | Two-section vertically stitched back provides separate lumbar and upper back/shoulder support for 8+ hour seated work sessions | |
| Dual-tone finish design | Black seating surfaces paired with light blue outer shell creates a contemporary visual profile suitable for modern executive and meeting spaces | |
| Gas lift stroke length | 130 mm | |
| 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
| Export carton dimensions | 900 x 680 x 750 mm | |
|---|---|---|
| Gross weight per carton | 26 kg | |
| Packaged volume per unit | 0.46 CBM | |
| Assembly time | 50 minutes | |
| 20ft GP container loading quantity | 62 units | |
| 40ft HQ container loading quantity | 152 units | |
| Packaging materials | 5-layer K=K corrugated export carton, 20mm EPE foam wrapping, corner protectors, polybag cover for hardware | |
| 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
| Executive private offices | High-back upholstered support and premium polished aluminum finish suit director and senior manager private workspaces requiring professional aesthetic and long-duration seating comfort | |
|---|---|---|
| Modern conference rooms | Stationary glide base and sleek dual-tone profile suit contemporary boardroom and meeting spaces where rolling casters are not required and visual consistency is prioritized | |
| Client meeting areas | Upholstered comfort and refined appearance provide professional seating for visitor and client discussion zones, balancing comfort and brand-aligned design | |
| Open-plan senior workstations | Swivel and height-adjustable functions support flexible desk work in open-plan senior team zones, while non-rolling glides prevent unintended movement in collaborative floor layouts | |
| Co-working premium suites | Contemporary two-tone design and commercial-grade construction suit premium co-working space dedicated offices and hot-desk zones for senior members | |
| Flooring suitability | Non-marring glide feet are designed for use on hard wood, tile, polished concrete and low-pile carpeted floors without scratching or requiring chair mats | |
| 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 | Applies to dimensional safety and performance requirements for office work chairs, defining ergonomic dimensions for seat, backrest and armrests | |
|---|---|---|
| EN 1335-2:2018 | Applies to safety, strength and durability testing for office chairs, covering cyclic load, static load and impact resistance for contract use | |
| EN 1022:2018 | Applies to stability testing for seating furniture, verifying forward, rearward and side tipping resistance for swivel office chairs |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general-purpose office chair testing, including static load, durability, cyclic testing and stability requirements for commercial-grade executive seating | |
|---|---|---|
| ANSI/BIFMA X5.4-2019 | Applies to lounge and executive seating performance requirements, including long-term durability of frames, upholstery and mechanisms for high-use environments |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applicable standards and test results require confirmation | |
|---|---|---|
| GB/T 10357.3-2013 | Applies to mechanical performance testing of office chairs, including static load, impact and durability testing for seat, back and armrests for commercial use | |
| GB 28007-2011 | Applies to stability testing for swivel office chairs, verifying resistance to tipping during normal use and recline |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applicable standards and test results require confirmation; 2. GB/T 10357.3-2013: Applies to mechanical performance testing of office chairs, including static load, impact and durability testing for seat, back and armrests for commercial use; 3. GB 28007-2011: Applies to stability testing for swivel office chairs, verifying resistance to tipping during normal use and recline; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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