| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 670 x 760 x 810 mm | |
|---|---|---|
| Seat height | 450 mm | |
| Seat width | 620 mm | |
| Seat depth | 580 mm | |
| Backrest height | 420 mm | |
| Metal leg tube section | 25 x 25 mm | |
| Seat cushion thickness | 120 mm | |
| Backrest cushion thickness | 100 mm | |
| Floor clearance under seat | 180 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 load capacity | 150 kg | |
|---|---|---|
| Net weight | 18 kg | |
| Seat foam density | 35 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Fabric abrasion resistance | 30000 Martindale cycles | |
| Frame static load rating | 300 kg | |
| Warranty period | 1 year | |
| 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 fabric | Mustard yellow woven polyester fabric | |
|---|---|---|
| Seat cushion fill | High-resilience polyurethane foam | |
| Backrest cushion fill | Medium-density polyurethane foam | |
| Support frame | 1.2mm thick black powder-coated square steel tube | |
| Leg foot pads | Non-slip polyethylene glides | |
| Frame hardware | Zinc-plated steel bolts and pre-drilled connection points | |
| Seat support base | 8mm thick plywood support panel | |
| Seam construction | Stitched seam with 8mm stitch pitch | |
| 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
| Backrest positioning | Fixed 115-degree angled backrest | |
|---|---|---|
| Assembly requirement | Knock-down leg assembly | |
| Floor protection | Anti-slip plastic glides on all four legs | |
| Occupancy configuration | Single-person armless seating | |
| Cushion design | Fixed integrated seat cushion | |
| Structural stability | Angled splayed four-leg layout | |
| Placement versatility | Compact armless footprint | |
| Backrest recline angle | 115 degrees | |
| 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
| Living room accent seating | Pairs with sofas in open plan living areas for extra guest seating | |
|---|---|---|
| Bedroom reading nook | Compact footprint fits in corner spaces for relaxed solo reading use | |
| Home office casual seating | Placed adjacent to work desks for short break or visitor seating | |
| Small apartment lounge spaces | Armless design reduces visual bulk for compact urban living spaces | |
| Waiting area occasional seating | Suitable for boutique office or studio reception guest seating | |
| Entryway foyer seating | Low-profile form works as temporary seating for entry and exit use | |
| 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 | Applicable for strength, durability and safety requirements for domestic seating | |
|---|---|---|
| EN 1021-1:2014 | Applicable for upholstered furniture ignitability resistance to smouldering cigarettes |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.4 |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | Applicable for general technical requirements of wooden and metal household furniture | |
|---|---|---|
| GB 18584-2001 | Applicable for limit of harmful substances in upholstered furniture materials |
This product must meet the following technical requirements: 1. GB/T 3324-2017: Applicable for general technical requirements of wooden and metal household furniture; 2. GB 18584-2001: Applicable for limit of harmful substances in upholstered furniture materials; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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