| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 640 x 620 x 860 mm | |
|---|---|---|
| Seat height | 450 mm | |
| Seat width | 500 mm | |
| Seat depth | 470 mm | |
| Seat cushion thickness | 80 mm | |
| Backrest height | 430 mm | |
| Backrest width | 530 mm | |
| Armrest height above seat | 200 mm | |
| Armrest inner width | 460 mm | |
| 4-star base diameter | 620 mm | |
| Column diameter | 50 mm | |
| Glide foot diameter | 40 mm | |
| Backrest padding thickness | 50 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
| Net product weight | 18 kg | |
|---|---|---|
| Maximum static user weight | 150 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 45% | |
| Base static load rating | 500 kg | |
| Fabric abrasion resistance | 50000 Martindale cycles | |
| Standard warranty period | 5 years | |
| Available upholstery color options | 6 | |
| Seam stitch pitch | 3 mm | |
| Static anti-tip angle | 15 degrees |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back outer shell | Molded 12mm thick plywood | |
|---|---|---|
| Seat cushion padding | High resilience polyurethane foam | |
| Backrest padding | High resilience polyurethane foam | |
| Upholstery fabric | Woven polyester blend fabric | |
| Armrest structure | Integrated upholstered armrests cut from same plywood shell as seat/back, padded with 30mm foam, wrapped in matching fabric with reinforced cutout for hand clearance | |
| Support column | Chrome-plated steel gas lift cylinder | |
| Swivel mechanism | Steel swivel plate 3mm thick | |
| 4-star base | Polished die-cast aluminum | |
| Floor glides | Non-marking hard rubber with polished steel housing | |
| Stitching details | Matching beige bonded nylon thread | |
| Seat and back internal frame | Molded 12mm thick hardwood plywood | |
| Integrated armrest structure | Continuous cut from same plywood shell as seat/back, padded with 30mm high resilience foam, wrapped in matching upholstery fabric with reinforced hand access cutout |
Adjustment / rotation / tilt / mobility / storage features
| 360-degree swivel rotation | Full 360 degree horizontal rotation enabled by precision bearing swivel mechanism, allowing users to turn without moving the chair base | |
|---|---|---|
| Fixed ergonomic seat height | Fixed 450mm seat height optimized for use with standard 760 mm high conference tables and desks, no height adjustment to simplify operation in shared spaces | |
| Integrated fixed armrests | Continuous upholstered armrests with ergonomic curved profile and open hand cutout, providing fixed arm support at 650mm above floor level, eliminating protruding adjustment parts | |
| Floor protection function | Low-profile non-marking rubber glides at each base leg prevent scratches on hardwood, tile and vinyl flooring, with no rolling casters for stable placement in formal meeting rooms | |
| Mid-back lumbar support | Contoured backrest shape with built-in lumbar curve aligned to the natural lower back spine, eliminating need for separate adjustable lumbar support for short meeting durations | |
| Stable anti-tip design | 620mm diameter 4-star aluminum base provides 15 degree static tilt resistance per commercial seating stability requirements, preventing tipping during normal swivel and seated movement | |
| Integrated fixed arm support | Continuous upholstered armrests with ergonomic curved profile and open hand cutout, providing fixed arm support at 650mm above floor level with no protruding adjustment components | |
| Hard floor protection | Low-profile non-marking rubber glides at each base leg prevent scratches on hardwood, tile, vinyl and polished concrete flooring, with no rolling casters for stable fixed placement in formal meeting rooms | |
| Built-in mid-back lumbar support | Contoured backrest shape with pre-formed lumbar curve aligned to the natural lower back spine, providing consistent upright support for short to medium duration meetings without separate adjustable lumbar parts | |
| Anti-tip stability | 620mm diameter 4-star aluminum base provides 15 degree static tilt resistance, preventing tipping during normal swivel movement and seated weight shift | |
| Recline Angle / Lock Reference | 125° with 3 suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg |
Verified carton / gross weight / assembly / loading data
| Number of shipping packages | 1 | |
|---|---|---|
| Shipping carton dimensions | 670 x 650 x 470 mm | |
| Gross shipping weight | 22 kg | |
| Carton volume (CBM) | 0.205 | |
| Required assembly time | 10 minutes | |
| 20ft GP container loading quantity | 130 units | |
| 40ft HQ container loading quantity | 330 units | |
| Packaging materials | 5-layer corrugated carton, EPS foam corner protection, PE film wrap, included hex assembly key | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| Corporate conference rooms | Formal polished aluminum base and tailored beige upholstery suited for executive boardrooms and meeting spaces, stable non-rolling base prevents unwanted movement during discussions | |
|---|---|---|
| Executive office guest seating | Compact profile works as side guest chair positioned across from executive desks, with swivel function allowing easy orientation during conversations | |
| Boutique hotel lounge and meeting areas | Soft upholstered form and warm beige finish aligns with upscale hospitality interiors, durable contract-grade fabric withstands frequent guest use | |
| Private study and home office spaces | Refined residential-appropriate aesthetic works for home workspaces, non-marking glides protect residential hardwood floors without requiring chair mats | |
| Client reception waiting areas | Comfortable padded seat and back supports short to medium duration waiting periods, integrated armrests provide comfortable support for visitors | |
| Co-working open meeting zones | Swivel function supports collaborative group discussions, 5-year structural durability rating supports high-frequency shared space use | |
| Boutique hotel meeting and lounge areas | Soft upholstered form and warm beige finish complements upscale hospitality interiors, 50000 Martindale abrasion-rated fabric withstands frequent guest turnover | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| Applicable office chair safety standard | EN 1335:2018 | |
|---|---|---|
| Applicable stability standard | EN 1022:2018 | |
| Applicable fabric fire safety standard | EN 1021:2014 | |
| Applicable office seating safety standard | EN 1335:2018 | |
| Applicable seating stability standard | EN 1022:2018 |
US and Canada office-furniture standards
| North America procurement and testing reference | ANSI/BIFMA X5.1 General-Purpose Office Chairs |
|---|
Standards applicable to China-market projects
| Applicable stability standard | GB/T 10357.2 | |
|---|---|---|
| Applicable strength and durability standard | GB/T 10357.3 | |
| Applicable upholstery fabric standard | GB/T 21295 | |
| Applicable chair stability standard | GB/T 10357.2 | |
| Applicable chair strength and durability standard | GB/T 10357.3 |
This product must meet the following technical requirements: 1. Applicable stability standard: GB/T 10357.2; 2. Applicable strength and durability standard: GB/T 10357.3; 3. Applicable upholstery fabric standard: GB/T 21295; 4. Applicable chair stability standard: GB/T 10357.2; 5. Applicable chair strength and durability standard: GB/T 10357.3; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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