| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 610 x 553 x 848 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
| Product net weight | 8 kg | |
|---|---|---|
| Recommended static user weight capacity | 120 kg | |
| Writing tablet static load capacity | 15 kg | |
| Minimum recommended clearance between stacked chairs | 80 mm | |
| Seat foam density | 40 kg/m³ | |
| Seat foam thickness | 50 mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ | |
| Upholstery Thickness / Abrasion Reference | 1.4 mm / 50000 cycles | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest upholstery | Breathable grey polyester mesh | |
|---|---|---|
| Seat upholstery | Light teal woven fabric over foam padding | |
| Frame structure | 1.5mm thick powder-coated light grey steel tube | |
| Writing tablet | Light grey ABS plastic with chrome-plated steel support arm | |
| Armrests | Injection-molded light grey polypropylene | |
| Floor glides | Black non-slip injection-molded nylon | |
| Folding pivot hardware | Zinc-plated steel hinge bolts and locking pins | |
| Tablet pivot mechanism | Chrome-plated steel rotating bracket | |
| 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 | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Folding operation | Backrest and seat fold flat vertically to 180mm folded thickness for compact storage | |
|---|---|---|
| Writing tablet operation | Tablet rotates 90 degrees from stored vertical position to horizontal use position | |
| Armrest support | Fixed armrests provide 230mm vertical support above seat for forearm rest | |
| Stack storage | Chairs nest vertically when folded, supporting up to 10 stacked units | |
| Floor protection | Nylon end glides slide smoothly on hard floors without scratching surfaces | |
| Back support | Tensioned mesh back provides lumbar support with 10mm flex for extended sitting | |
| Tablet position lock | Pivot bracket locks tablet in horizontal use position to prevent accidental rotation | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Height Adjustment Stroke | 100 mm continuous travel | |
| 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
| Corporate training rooms | Compact foldable design supports quick room reconfiguration for group learning sessions | |
|---|---|---|
| Conference breakout spaces | Attached writing tablet provides note-taking surface for short meetings without separate tables | |
| Educational classroom seating | Durable steel frame and easy stacking suit high-traffic school and college learning spaces | |
| Temporary event seating | Lightweight foldable design allows fast setup and storage for seminars and public events | |
| Co-working flexible spaces | Nesting storage supports flexible layout changes for hot-desking and workshop events | |
| Exhibition booth seating | Integral tablet provides surface for brochures and note-taking during attendee interactions | |
| 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
Standards applicable to China-market projects
This product must meet the following technical requirements: 1. Technical standards and test reports must be supplied during tender or purchase confirmation; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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