| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
No corrections yet. Use the flag at the end of a row to report an issue. | ||||
Automatic mm / inch conversion · Core engineering specifications
| 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
| Total set net weight | 16 kg | |
|---|---|---|
| Desk top static load capacity | 100 kg | |
| Desktop surface abrasion resistance | 2000 cycles | |
| Frame finish corrosion resistance | 48 hours neutral salt spray | |
| Recommended user height range | 1600 mm | |
| Anti-tip stability load offset | 20 kg | |
| 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
| Desk top surface | Blue high-pressure laminate | |
|---|---|---|
| Desk top substrate | Particleboard core | |
| Frame construction | Powder-coated cold-rolled steel tube | |
| Under-desk storage panel | Powder-coated steel sheet | |
| Stool seat surface | Blue high-pressure laminate | |
| Stool frame crossbars | Steel rectangular tubing | |
| Foot pads | Non-marking black rubber | |
| Edge trim | PVC edge banding | |
| 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
| Under-desk open storage | Front-facing open shelf | |
|---|---|---|
| Frame integrated footrest | Curved lower crossbars | |
| Non-adjustable fixed height | Fixed desk and seat height | |
| Stackable stool design | Stool nests partially under desk | |
| Anti-skid foot contact | Rubber pads on all frame legs | |
| Smooth rounded edge design | All exposed corners rounded | |
| 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
| K-12 standard classrooms | Fixed-height sets for uniform row seating in primary and secondary schools | |
|---|---|---|
| Tutoring and training centers | Durable, easy-to-clean sets for after-school and exam preparation classes | |
| Temporary study spaces | Stackable stools for quick setup in libraries or event study areas | |
| Rental education furniture | Robust construction for high-turnover short-term classroom rental use | |
| Dormitory individual study areas | Compact footprint for student dorm personal desk and seating | |
| 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
| Applicable safety standard | EN 1729:2015 | |
|---|---|---|
| Applicable test standard | EN 1729:2012 |
Standards applicable to China-market projects
| Applicable safety standard | GB/T 3976 | |
|---|---|---|
| Applicable material standard | GB 18580 | |
| Applicable durability standard | GB/T 24821 |
This product must meet the following technical requirements: 1. Applicable safety standard: GB/T 3976; 2. Applicable material standard: GB 18580; 3. Applicable durability standard: GB/T 24821; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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