| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 820 x 900 x 920 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
| Static load capacity | 150 kg | |
|---|---|---|
| Net weight | 28 kg | |
| Seat cushion foam density | 40 kg/m³ | |
| Backrest foam density | 30 kg/m³ | |
| Swivel rotation range | 360 degrees | |
| Fabric abrasion resistance | 45000 Martindale cycles | |
| 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
| Seat and inner back upholstery | Grey woven polyester fabric | |
|---|---|---|
| Outer arm and outer back upholstery | Matte grey faux leather | |
| Internal support frame | 18 mm thick engineered plywood | |
| Seat cushion core | High-resilience polyurethane foam | |
| Backrest core | Medium-density polyurethane foam | |
| Lumbar pillow filling | Blown polyester fiber | |
| Swivel mechanism | Powder-coated steel rotation hub | |
| Base structure | 25 mm wide matte black powder-coated steel four-prong base | |
| 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
| Swivel function | 360-degree smooth rotation via steel hub | |
|---|---|---|
| Fixed recline posture | 110-degree fixed backrest angle | |
| Integrated arm support | Curved wrap-around armrests flush with seat | |
| Non-marking floor protection | Plastic glides at each base prong tip | |
| Removable lumbar support | Matching padded lumbar pillow placed against backrest | |
| Low-profile base design | Slim four-prong base with minimal floor clearance | |
| 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
| Residential living rooms | Pairs with sofas for additional casual lounge seating | |
|---|---|---|
| Office reception areas | Creates comfortable guest seating in formal waiting zones | |
| Hotel lobby lounge zones | Serves as standalone accent seating in high-end public spaces | |
| Executive office breakout areas | Provides relaxed seating for informal meetings or breaks | |
| Residential reading nooks | Fits compact dedicated relaxation or reading corners | |
| Modern studio apartments | Acts as functional statement seating for small open-plan spaces | |
| 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
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
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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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