| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 530 x 630 x 800 mm | |
|---|---|---|
| Seat diameter | 530 mm | |
| Seat height from floor | 520 mm | |
| Backrest height above seat | 400 mm | |
| Backrest width | 530 mm | |
| Vertical support post diameter | 20 mm | |
| Seat cushion thickness | 120 mm | |
| Base ring diameter | 530 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
| Recommended static load capacity | 160 kg | |
|---|---|---|
| Net weight per unit | 12 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Upholstery abrasion resistance | 50000 double rubs | |
| Frame static load rating | 300 kg | |
| Available color options | 5 | |
| 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 upholstery | Matte cream woven linen-look fabric | |
|---|---|---|
| Backrest upholstery | Matte cream padded fabric with rounded edges | |
| Frame material | 1.2mm thick powder-coated dark carbon steel | |
| Seat fill | Multi-layer high-resilience polyurethane foam | |
| Internal seat support board | 9mm thick plywood under cushion | |
| Base bottom ring | Matte dark powder-coated steel perimeter | |
| Back support posts | Vertical dark steel tubes connecting back to base frame | |
| Bottom foot pads | Non-slip rubber pads on base contact points | |
| 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
| Seating structure | Fixed non-swivel, non-reclining static frame | |
|---|---|---|
| Back support function | Curved half-back provides upper lumbar support for short-duration seating | |
| Entry design | Armless open sides allow easy access from left and right | |
| Floor protection | Rubber foot pads prevent floor scratching and reduce sliding noise | |
| Structural stability | Circular base ring distributes weight evenly for balanced support | |
| Seam construction | 8 stitches per inch seam pitch for upholstery durability | |
| Cleaning suitability | Smooth matte upholstery supports spot cleaning with mild detergent | |
| 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
| Office reception areas | Compact footprint fits waiting zones for short-term guest seating | |
|---|---|---|
| Lounge and break spaces | Soft rounded form provides casual seating for employee break areas | |
| Boutique hotel lobbies | Minimalist cream aesthetic matches modern hospitality interior design | |
| Residential living rooms | Compact size works as extra accent seating in small apartment spaces | |
| Negotiation and meeting zones | Lightweight design allows easy reconfiguration for small meeting setups | |
| 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
| Seating stability recommendation | EN 12520:2015 | |
|---|---|---|
| Upholstery fire safety recommendation | EN 1021:2014 | |
| Metal surface finish recommendation | EN 12720:2009 |
US and Canada office-furniture standards
| Commercial seating recommendation | ANSI/BIFMA X2017 | |
|---|---|---|
| Static load recommendation | ANSI/BIFMA X5.1 Clause 5 |
Standards applicable to China-market projects
| Structural safety recommendation | GB/T 3326 | |
|---|---|---|
| Upholstery durability recommendation | GB/T 19001 | |
| Foam environmental recommendation | GB 18587 |
This product must meet the following technical requirements: 1. Structural safety recommendation: GB/T 3326; 2. Upholstery durability recommendation: GB/T 19001; 3. Foam environmental recommendation: GB 18587; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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