| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (open) | 590 x 665 x 785 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
| Recommended user weight capacity | 120 kg | |
|---|---|---|
| Net product weight | 7 kg | |
| Stack quantity for storage | 20 units | |
| Seat cushion foam density | 45 kg/m³ | |
| Seat cushion foam thickness | 40 mm | |
| Backrest mesh tensile strength | 200 N/50mm | |
| Frame tube wall thickness | 1.5 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest surface | Breathable black polyester mesh stretched over plastic inner frame | |
|---|---|---|
| Seat upholstery | Black woven fabric over high-resilience foam padding | |
| Support frame | Powder-coated silver gray steel tube frame with folding hinges | |
| Armrest pads | Black hard polypropylene armrest tops fixed to steel arm supports | |
| Folding hinges | Stamped steel hinge mechanism with lock for open position | |
| Floor glides | Injection molded black non-slip nylon foot caps on all leg ends | |
| Inner back frame | Glass fiber reinforced polypropylene structural back frame | |
| Seat support pan | Molded polypropylene seat pan under foam cushion | |
| 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 mechanism | Forward-folding backrest that nests against seat to reduce storage depth | |
|---|---|---|
| Stacking capability | Vertical stacking of multiple folded chairs for compact storage | |
| Backrest support | Fixed slightly curved lumbar support shape from tensioned mesh | |
| Armrest function | Fixed height armrests for stable arm support during seated meetings | |
| Floor protection | Soft nylon glides prevent floor scratching and reduce movement noise | |
| Seat stability | Four-leg fixed base with cross bracing to prevent lateral wobble | |
| Upright storage | Folded chairs stand independently on four legs for temporary storage | |
| 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 conference rooms | Folding design allows quick room reconfiguration for varying meeting sizes | |
|---|---|---|
| Training and seminar spaces | Stackable storage supports large attendee counts with minimal storage footprint | |
| Temporary event seating | Lightweight construction enables fast setup and tear-down for corporate events | |
| Open plan collaboration areas | Fixed arm and back support suits short to medium duration seated work | |
| Visitor and waiting areas | Professional black and silver finish fits standard office decor 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
| Office furniture seating safety | EN 16139:2013 | |
|---|---|---|
| Furniture seating flammability | EN 1021:2014 |
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
| Office chair mechanical safety | GB/T 35607 | |
|---|---|---|
| Furniture stability assessment | GB/T 10357.2 | |
| Upholstered furniture formaldehyde limit | GB 18584 |
This product must meet the following technical requirements: 1. Office chair mechanical safety: GB/T 35607; 2. Furniture stability assessment: GB/T 10357.2; 3. Upholstered furniture formaldehyde limit: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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