| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 820 x 790 x 750 mm | |
|---|---|---|
| Seat height from floor | 470 mm | |
| Seat inner diameter | 600 mm | |
| Seat cushion thickness | 180 mm | |
| Backrest total height from seat | 280 mm | |
| Armrest height from seat | 200 mm | |
| Throw pillow dimensions | 450 x 450 mm | |
| Armrest panel width | 90 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 static weight capacity | 150 kg | |
|---|---|---|
| Net product weight | 25 kg | |
| Cushion foam density | 38 kg/m³ | |
| Cushion foam rebound rate | 55% | |
| Swivel mechanism static load rating | 200 kg | |
| Seam stitching tensile strength | 120 N | |
| Recommended daily occupancy duration | 8 hours | |
| 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
| Upholstery material | 1.2mm thick tan PU vegan leather, scratch-resistant easy-clean finish | |
|---|---|---|
| Internal seat frame | 18mm thick plywood with solid wood bracing, kiln-dried to 10% moisture | |
| Seat support system | 3mm sinuous steel springs spaced 100mm apart | |
| Seat and back fill | High-density polyurethane foam wrapped in 200g polyester fiber batting | |
| Exterior detailing | Vertical channel stitching with 8mm seam pitch, reinforced stress points at arms | |
| Swivel base | 2mm thick black powder-coated steel circular turntable with silent nylon glides | |
| Throw pillow fill | 1200g hollow conjugated polyester fiber, removable matching upholstery cover | |
| Internal hardware | Zinc-plated steel bolts, rust-resistant connecting brackets | |
| 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 operation | Smooth 360-degree full rotation on sealed ball-bearing turntable, no tilt or recline | |
|---|---|---|
| Posture support | Continuous 270-degree wrap-around curved arm/back provides lateral torso support | |
| Floor protection | Integrated non-marking nylon glides on base prevent scratching hard flooring | |
| Seating orientation | No fixed forward-facing direction, adjustable to face any conversation point | |
| Cushion design | Fixed attached thick round seat cushion with tailored edge stitching | |
| Lumbar support | Included matching throw pillow provides adjustable lower back positioning | |
| Swivel base diameter | 640 mm | |
| 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 room | Suitable for casual conversation seating paired with round side tables | |
|---|---|---|
| Apartment balcony lounge | Low-profile circular footprint fits small enclosed balcony seating areas | |
| Office reception lounge | Ideal for guest waiting areas paired in two-chair groups with central tables | |
| Hotel lobby breakout areas | Durable easy-clean upholstery supports high-traffic public seating applications | |
| Open-plan lounge co-working spaces | Comfortable fixed posture supports short meetings and individual rest breaks | |
| 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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