| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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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
| Single chair net weight | 18 kg | |
|---|---|---|
| Single chair static load capacity | 150 kg | |
| Swivel rotation range | 360 degrees | |
| Single chair net seat weight capacity per use | 136 kg | |
| Swivel mechanism cycle life | 20000 rotations | |
| 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 | |
| Caster Rolling Durability Reference | Acceptance target 30000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Chair outer shell upholstery | 1.2mm thick semi-aniline PU leather, stitched over molded plywood frame | |
|---|---|---|
| Seat and back cushion covers | 300g/m2 linen-blend woven fabric, removable for cleaning | |
| Cushion core fill | 40kg/m3 high-resilience polyurethane foam wrapped in 20mm polyester fiber batting | |
| Chair inner frame | 12mm thick molded bent plywood with integrated armrest shaping | |
| Swivel mechanism and support column | 50mm diameter matte black powder-coated steel gas lift spindle | |
| Chair base legs | 2mm thick matte black powder-coated steel four-star legs with anti-scuff floor glides | |
| Side table tabletop | 18mm thick walnut veneer MDF with 300mm diameter sintered stone inset | |
| Side table support frame | 2mm thick matte black powder-coated steel V-shaped legs with cross-brace stability | |
| Stitching specification | 8 stitches per inch matching PU leather thread color | |
| 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
| Swivel operation | 360-degree free rotation around central vertical axis, no tilt lock mechanism | |
|---|---|---|
| Cushion design | Separate removable seat and back cushions for easy cleaning and replacement | |
| Integrated armrest support | Continuous curved armrests formed as part of the outer shell for consistent side support | |
| Base stability | Four-star fixed base with non-rotating floor glides to prevent unintended movement on hard floors | |
| Seat height adjustment | 100mm height adjustment via pneumatic lift controlled by under-seat lever | |
| Floor protection | High-density polyethylene glides on each base leg to prevent scratches on wood, tile, and carpet surfaces | |
| Side table functionality | Mixed-material tabletop sized for two-person beverage and decor placement between paired chairs | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| 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 room lounge areas | Pair with side table for casual seating and coffee placement in small living spaces | |
|---|---|---|
| Office reception and waiting zones | Appropriate for guest waiting areas with a modern, approachable aesthetic | |
| Hotel lobby and guest room seating | Suitable for boutique hotel public areas or guest room corner seating arrangements | |
| Co-working breakout spaces | Ideal for informal meetings or short break seating in flexible office environments | |
| Balcony and sunroom casual seating | Use in enclosed sunrooms or covered balconies for relaxed leisure seating | |
| Recommended complementary rug size | 1800mm diameter circular rug to accommodate both chairs and central table | |
| 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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