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|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 560 x 580 x 880 mm | |
|---|---|---|
| Seat height (top of cushion to floor) | 460 mm | |
| Seat width (between back supports) | 480 mm | |
| Seat depth (front edge to backrest) | 440 mm | |
| Backrest overall height (seat to top) | 420 mm | |
| Backrest width | 470 mm | |
| Lumbar cushion dimensions | 260 x 160 x 40 mm | |
| Cantilever frame tube diameter | 25 mm | |
| Front base width (overall) | 530 mm | |
| Base depth (front to rear floor contact) | 540 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 per chair | 7 kg | |
|---|---|---|
| Static load capacity (seat) | 110 kg | |
| Stacking capacity (stacked vertically) | 10 units | |
| Seat foam density | 32 kg/m³ | |
| Lumbar cushion foam density | 28 kg/m³ | |
| Frame static load test reference | 110 kg | |
| Vertical stacking capacity | 10 units | |
| Frame static load test target | 110 kg | |
| Upholstery abrasion resistance target | 40000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat & back shell | Injection-molded polypropylene (PP) plastic, matte black finish | |
|---|---|---|
| Seat cushion | Fabric-upholstered polyurethane foam pad, fixed to PP seat shell | |
| Lumbar cushion | Fabric-upholstered polyurethane foam insert, mounted to center of back shell | |
| Cantilever frame | Chrome-plated round steel tube, continuous sled-base structure | |
| Floor contact glides | Integrated plastic end caps on frame tube ends | |
| Shell-to-frame connection | Plastic bracket fasteners attaching PP shell to steel frame | |
| Upholstery stitching | Lock-stitched seam on cushion perimeter | |
| Lumbar support pad | Integrated polypropylene pad with same matte finish as shell, formed as part of backrest cutout structure | |
| Frame surface coating | Electroplated bright chrome finish, applied to entire steel tube surface | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Gas-lift Engineering Specification | Recommended Class 4; outer tube 50 mm; stroke 100 mm |
Adjustment / rotation / tilt / mobility / storage features
| Cantilever flex support | Sled-base steel frame provides passive flexible back support under user weight | |
|---|---|---|
| Lumbar support | Fixed centrally mounted padded cushion on backrest for lower back contact | |
| Stackable storage | Chairs nest vertically by stacking seat into rear frame opening for compact storage | |
| No adjustment mechanisms | Fixed seat height, fixed back angle, no armrests or tilt controls | |
| Glide floor protection | Plastic end caps on frame bottom protect hard floors and reduce sliding noise | |
| Lightweight mobility | Low net weight allows manual carrying and reconfiguration by one person | |
| Cantilever passive flex support | Sled-base steel frame provides 5-degree backward flex under maximum user weight for mild shock absorption | |
| Integrated lumbar support | Fixed centrally positioned PP pad within backrest cutout maintains constant lower back contact at 240mm height above seat | |
| Vertical stackable storage | Chairs nest vertically by aligning seat into rear frame opening, reducing storage footprint by 85% per 10-unit stack | |
| Fixed seating geometry | Permanently fixed 460mm seat height and 10-degree backrest recline angle, no adjustment levers or moving mechanisms | |
| Hard floor protection | HDPE glide strips on frame bottom distribute contact pressure, reducing scratch risk on tile/wood/laminate surfaces and 40% sliding noise | |
| Single-person repositioning | 7kg net weight enables manual carrying by one adult; backrest cutout acts as integrated lifting handle |
Verified carton / gross weight / assembly / loading data
| Packaging units per carton | 4 chairs | |
|---|---|---|
| Master carton dimensions | 600 x 600 x 950 mm | |
| Gross weight per master carton | 30 kg | |
| Volume per master carton | 0.342 CBM | |
| Assembly requirement | Pre-assembled, no on-site assembly required | |
| 20ft container load quantity | 280 chairs | |
| 40ft HQ container load quantity | 680 chairs | |
| Units per master carton | 4 chairs | |
| Master carton dimensions (L x W x H) | 600 x 600 x 950 mm | |
| 20ft GP container load quantity | 280 chairs |
Recommended spaces / users / usage modes
| Office reception & waiting areas | Suitable for visitor seating in corporate lobbies and waiting rooms; stackable design supports flexible capacity adjustment | |
|---|---|---|
| Training & conference rooms | Appropriate for temporary seating in training centers and meeting rooms; lightweight construction enables quick room reconfiguration | |
| Cafeteria & break rooms | Suitable for dining seating in office break areas; durable plastic shell resists spills and is easy to wipe clean | |
| Educational & institutional spaces | Suitable for classrooms, lecture hall anterooms and admin areas; stackable storage supports seasonal or event-based use | |
| Co-working & shared workspaces | Appropriate for flexible seating zones and hot-desk support areas; neutral black finish fits most modern office interior schemes | |
| 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 16139 | 2013+A1:2018 Furniture - Strength, durability and safety - Requirements for non-domestic seating: Recommended for tier 2 general use visitor chair structural compliance assessment | |
|---|---|---|
| EN 12520 | 2015+A1:2019 Furniture - Seating - Test methods for the determination of stability, strength and durability: Recommended standard test method for cantilever chair stability and load testing |
US and Canada office-furniture standards
| BIFMA X5.1-2017 General Purpose Office Chairs | Recommended for evaluating commercial visitor chair static load, durability and stability performance in North American markets |
|---|
Standards applicable to China-market projects
| GB/T 14531-2017 Furniture - Chairs and stools - Determination of strength, durability and stability | Recommended for evaluating seat/back static strength and frame durability of visitor chairs | |
|---|---|---|
| GB/T 39223.3-2020 Furniture environmental performance evaluation - Part 3 | Seating furniture: Recommended for verifying formaldehyde and VOC emission limits for upholstered components |
This product must meet the following technical requirements: 1. GB/T 14531-2017 Furniture - Chairs and stools - Determination of strength, durability and stability: Recommended for evaluating seat/back static strength and frame durability of visitor chairs; 2. GB/T 39223.3-2020 Furniture environmental performance evaluation - Part 3: Seating furniture: Recommended for verifying formaldehyde and VOC emission limits for upholstered components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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