| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 600 x 570 x 855 mm | |
|---|---|---|
| Seat height from floor | 480 mm | |
| Seat usable width | 460 mm | |
| Seat usable depth | 440 mm | |
| Backrest height from seat surface | 370 mm | |
| Backrest top width | 520 mm | |
| Leg tube diameter | 22 mm | |
| Leg outward taper angle | 12 degrees | |
| Seat foam thickness at center | 60 mm | |
| Backrest foam thickness at lumbar point | 40 mm | |
| Floor clearance under seat | 320 mm | |
| Foot pad diameter | 30 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 weight per chair | 7 kg | |
|---|---|---|
| Recommended static load capacity | 136 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 55% | |
| Powder coating scratch resistance | Grade 2 | |
| PU upholstery abrasion resistance | 50000 cycles | |
| Seam stitch pitch | 8 stitches per 30 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
| Seat and back outer upholstery | 0.8mm thick orange PU faux leather | |
|---|---|---|
| Internal seat support board | 12mm thick plywood panel | |
| Seat cushion filling | High-density polyurethane foam | |
| Backrest filling | Molded high-resilience polyurethane foam | |
| Leg frame structure | 1.2mm thick powder-coated black carbon steel tube | |
| Foot pads | Injection-molded non-slip rubber | |
| Backrest edge binding | Contrast dark stitched trim | |
| 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 | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| Seating structure | Fixed non-swivel, non-reclining, non-folding rigid frame | |
|---|---|---|
| Lumbar support | Integrated curved wing-shaped back contour | |
| Leg tip protection | Rubber foot pads isolate metal from hard floors | |
| Assembly requirement | Knock-down leg attachment with included hardware | |
| Stacking capability | Non-stacking fixed leg configuration | |
| Upholstery maintenance | Wipe-clean PU surface resists common liquid stains | |
| 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 dining space | Paired with standard height dining tables for daily household meal seating | |
|---|---|---|
| Commercial cafe/restaurant | Durable wipe-clean surface suitable for high-turnover food service seating | |
| Office reception/negotiation area | Slim armless profile fits compact meeting and waiting room layouts | |
| Makeup/vanity space | Compact footprint works as seating for bedroom dressing tables | |
| Hotel lounge/guest room | Accent orange finish adds visual interest to modern hospitality interiors | |
| 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
| EN 12520:2015 | Strength, durability and safety requirements for domestic seating | |
|---|---|---|
| EN 1022:2018 | Stability test standard applicable for domestic dining chairs |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements applicable for metal-frame wooden furniture seating | |
|---|---|---|
| GB 18584-2001 | Indoor decoration material limit of harmful substances for furniture |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements applicable for metal-frame wooden furniture seating; 2. GB 18584-2001: Indoor decoration material limit of harmful substances for furniture; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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