| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 630 x 660 x 1080 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 chair weight | 18 kg | |
|---|---|---|
| Maximum static load capacity | 150 kg | |
| Recommended user weight | 120 kg | |
| Seat foam density | 45 kg/m³ | |
| Back foam thickness | 80 mm | |
| Seat foam thickness | 100 mm | |
| Fabric abrasion resistance | 50000 double rubs | |
| Seam stitch pitch | 8 stitches per 30mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Frame and legs | Solid rubberwood with glossy reddish-brown lacquer finish | |
|---|---|---|
| Armrests | Bent solid wood matching frame finish, integrated with leg structure | |
| Upholstery fabric | Black polyurethane (PU) faux leather, matte grain texture | |
| Seat padding core | High-density polyurethane foam, fire-retardant grade | |
| Back padding core | Layered high-density polyurethane foam with lumbar support pad | |
| Seat support base | 12mm thick plywood panel under seat foam | |
| Internal back support | Curved plywood panel backing for back foam | |
| Stitching thread | High-tensile bonded polyester thread in black color | |
| 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 support | Fixed non-adjustable seat angle at 3 degree backward tilt | |
|---|---|---|
| Arm support | Fixed curved wood armrests aligned with standard desk height | |
| Lumbar support | Built-in contoured lumbar cushion centered on backrest | |
| Floor protection | Optional felt glides fitted to leg bases to prevent floor scratches | |
| Back support design | Vertical stitched channel back to maintain padded shape over use | |
| Fixed height design | No gas lift or height adjustment, fixed seat height for standard desks | |
| 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
| Executive conference room use | Formal fixed seating for boardrooms and meeting rooms | |
|---|---|---|
| Executive office visitor seating | Guest seating placed in front of executive desks | |
| Government and institutional offices | Formal seating for administrative offices and reception areas | |
| Library and reading room seating | Comfortable fixed seating for quiet reading and study areas | |
| Hotel business center seating | Seating for hotel meeting rooms and business lounges | |
| 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 chair stability | EN 1335:2018 | |
|---|---|---|
| Furniture surface resistance | EN 12720:2009+A1:2013 |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.1 |
|---|
Standards applicable to China-market projects
| General office chair safety | GB/T 3324 | |
|---|---|---|
| Upholstered furniture durability | GB/T 24821 | |
| Formaldehyde emission limit | GB 18584 |
This product must meet the following technical requirements: 1. General office chair safety: GB/T 3324; 2. Upholstered furniture durability: GB/T 24821; 3. Formaldehyde emission limit: GB 18584; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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