| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 610 x 570 x 1100 mm | |
|---|---|---|
| Seat width | 550 mm | |
| Seat depth | 570 mm | |
| Seat height from floor | 480 mm | |
| Backrest total height | 620 mm | |
| Armrest height from seat | 180 mm | |
| Armrest height from floor | 660 mm | |
| Seat cushion thickness | 120 mm | |
| Back central panel width | 180 mm | |
| Metal frame tube diameter | 30 mm | |
| Base trim thickness | 20 mm | |
| Clearance under seat base | 10 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
| Net product weight | 15 kg | |
|---|---|---|
| Recommended static load capacity | 260 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Applicable user weight range | 150 kg per user | |
| Seam stitching pitch | 8 mm | |
| Surface abrasion resistance (upholstery) | 50000 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Primary frame | 1.5mm thick carbon steel with black titanium plated finish | |
|---|---|---|
| Back central panel | Brushed stainless steel with light silver finish | |
| Armrest tops | Polished stainless steel tubular rails | |
| Upholstery material | 1.2mm thick off-white microfiber leather | |
| Seat fill material | High-resilience polyurethane foam | |
| Back support structure | Thin vertical stainless steel support rods | |
| Base edge trim | Black titanium plated steel perimeter strip | |
| Frame joining hardware | Welded steel joints with hidden fasteners | |
| Upholstery backing | 4mm thick hardboard seat support panel | |
| 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
| Seating posture | Fixed upright 100-degree back angle | |
|---|---|---|
| Mobility | Fixed non-swivel, non-tilting base | |
| Adjustment features | No height, tilt or recline adjustment | |
| Arm support | Integrated fixed armrests for bilateral forearm support | |
| Back support | Vertical central back panel provides upper back support | |
| Assembly requirement | Fully assembled delivery | |
| Upholstery maintenance | Stain-resistant wipe-clean surface | |
| Floor protection | Hidden non-slip felt pads under base trim | |
| 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
| Tea room master seating | Positioned as host chair at formal tea tables in private or commercial tea spaces | |
|---|---|---|
| Living room accent seating | Used as standalone accent chair beside side tables in luxury residential living rooms | |
| Executive lounge seating | Deployed in office reception or executive lounge areas for guest seating | |
| Clubhouse tea area seating | Installed in high-end clubhouse or hotel tea service zones | |
| Study companion seating | Placed beside study desks for reading or tea breaks | |
| Tea table set matching | Paired with matching low tea tables and guest chairs for coordinated seating sets | |
| Balcony casual seating | Used in enclosed balcony areas for quiet tea and relaxation | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| Seating safety requirement | EN 12520:2015 | |
|---|---|---|
| Upholstery fire performance | EN 1021:2014 | |
| Surface finish durability | EN 12720:2009+A1:2013 |
Standards applicable to China-market projects
| General seating safety | GB/T 3324 | |
|---|---|---|
| Upholstery material limit | GB 18584 | |
| Structural durability | GB/T 10357.3 |
This product must meet the following technical requirements: 1. General seating safety: GB/T 3324; 2. Upholstery material limit: GB 18584; 3. Structural durability: GB/T 10357.3; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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