| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 640 x 560 x 1015 mm | |
|---|---|---|
| Seat width | 500 mm | |
| Seat depth | 440 mm | |
| Seat height from floor | 450 mm | |
| Seat cushion thickness | 50 mm | |
| Backrest height | 580 mm | |
| Armrest height above seat | 190 mm | |
| Backrest upper width | 505 mm | |
| Armrest outer width | 640 mm | |
| Sled base front-to-back length | 560 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 | 15 kg | |
|---|---|---|
| Recommended static load capacity | 1200 N | |
| Back mesh abrasion resistance | 30000 cycles | |
| Seat foam density | 60 kg/m³ | |
| Seam stitch pitch | 10 stitches per inch | |
| Chrome plating salt spray resistance | 48 hours | |
| Standard color options | 3 | |
| Structural warranty period | 3 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Backrest construction | Breathable 3D elastic mesh over PA/PP inner frame with integrated lumbar | |
|---|---|---|
| Seat cushion fill | 60kg/m³ high-density molded polyurethane foam | |
| Seat upholstery | Woven abrasion-resistant fabric over foam cushion | |
| Cantilever frame | 25mm diameter chrome-plated steel tube with 2.0mm wall thickness | |
| Seat support panel | 18mm thick E1-grade plywood under seat cushion | |
| Armrests | Fixed molded PP armrests with padded top surface, attached directly to frame | |
| Base floor glides | Anti-slip PP plastic glides fitted to sled base feet | |
| Back lumbar support | Integrated curved mesh lumbar support molded into backrest frame | |
| 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
| Base functionality | Fixed non-swivel, non-tilting cantilever sled base with no height adjustment | |
|---|---|---|
| Armrest function | Fixed-height padded armrests providing 190mm upper arm support above seat | |
| Back support function | Contoured mesh back with built-in lumbar support for upright meeting posture | |
| Floor protection | Plastic glides on sled base feet prevent floor scratching and enable easy repositioning | |
| Seat function | Contoured 50mm thick foam seat provides even weight distribution for extended meeting use | |
| 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
| Conference room seating | Suitable for fixed meeting room arrangements around standard 750mm high conference tables | |
|---|---|---|
| Reception/waiting area use | Ideal for office reception and guest waiting areas with moderate daily traffic | |
| Training room deployment | Stackable compatible with standard sled base design for compact storage between sessions | |
| Guest office visitor seating | Designed for short-to-medium duration visitor use in private and open office spaces | |
| Home office supplemental seating | Works as additional fixed seating for home office meeting spaces or study areas | |
| 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
| Office seating safety recommendation | EN 1335:2020 | |
|---|---|---|
| Office seating stability recommendation | EN 1022:2018 | |
| Upholstered furniture flammability recommendation | EN 1021:2014 |
Standards applicable to China-market projects
| Office chair strength and durability recommendation | GB/T 10357.2 | |
|---|---|---|
| Office chair safety recommendation | GB 28007 | |
| Formaldehyde emission recommendation | GB 18584 |
This product must meet the following technical requirements: 1. Office chair strength and durability recommendation: GB/T 10357.2; 2. Office chair safety recommendation: GB 28007; 3. Formaldehyde emission recommendation: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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