| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 570 × 580 × 940 mm | |
|---|---|---|
| Seat height | 450 mm | |
| Seat width | 490 mm | |
| Seat depth | 460 mm | |
| Seat cushion thickness | 70 mm | |
| Backrest height from seat | 490 mm | |
| Backrest width | 470 mm | |
| Armrest height from seat | 210 mm | |
| Armrest length | 280 mm | |
| Sled base floor contact length | 560 mm | |
| Sled base width | 520 mm | |
| Chrome frame tube diameter | 25 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 | 13 kg | |
|---|---|---|
| Foam density (seat cushion) | 35 kg/m³ | |
| Foam density (backrest) | 30 kg/m³ | |
| Foam rebound rate | 45% | |
| Seam stitch pitch | 8 stitches per 30mm | |
| PU upholstery abrasion resistance | ≥50000 Martindale cycles | |
| Frame static load durability | ≥100000 flex cycles | |
| Wobble tolerance on level floor | ≤2 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 | |
| Five-star Base Static Load Reference | Acceptance target ≥120 kg; chair reference load 150 kg | |
| Caster Rolling Durability Reference | Acceptance target 30000 cycles | |
| Gas-lift Cycling Reference | Acceptance target 100000 cycles | |
| Upholstery Seam Pitch | 4 mm | |
| Recommended Procurement Warranty | Frame 5 years; mechanism/gas lift 3 years; upholstery 2 years |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Two-tone taupe/brown PU (faux leather) | |
|---|---|---|
| Seat cushion filling | High-density polyurethane foam | |
| Backrest filling | Medium-density polyurethane foam | |
| Internal support panel | 14mm thick multi-layer bent plywood | |
| Cantilever frame and base | Chrome-plated 1.5mm thick steel tube | |
| Fixed armrest structure | Chrome-plated steel support with matching PU padded top | |
| Armrest accent trim | Matte dark gray ABS plastic trim | |
| Floor glides | Non-marking white polypropylene glides | |
| Chrome plating finish | Multi-layer bright polished chrome, corrosion-resistant | |
| 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 | |
| Caster Engineering Specification | 5 PU-tread swivel casters, 60 mm diameter | |
| Reference Color Count | Recommended 5upholstery colors and 2base finishes |
Adjustment / rotation / tilt / mobility / storage features
| Height adjustment | No height adjustment | |
|---|---|---|
| Swivel function | No swivel function | |
| Recline/tilt function | No active tilt mechanism | |
| Mobility | Stationary, no casters | |
| Armrest function | Fixed integrated armrests providing elbow support during seating | |
| Seating support function | Contoured mid-back with lumbar support zone | |
| Floor protection | Non-marking glides prevent scratches on hard flooring | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 kg | |
| Rotation / Mobility Configuration | 360° swivel with 5-caster multidirectional movement |
Verified carton / gross weight / assembly / loading data
| Pack quantity | 2 chairs per carton | |
|---|---|---|
| Carton dimensions (2 chairs) | 700 × 570 × 500 mm | |
| Carton gross weight (2 chairs) | 25 kg | |
| Carton net weight (2 chairs) | 23 kg | |
| CBM per 2-chair carton | 0.20 m³ | |
| Inner packaging | PE plastic wrap per chair, foam edge protection for chrome frame, hardware kit and assembly instructions included | |
| Assembly time per chair | 15 minutes | |
| 40'HQ container loading quantity | 700chairs | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| Office meeting rooms | Suitable for conference table seating, fixed non-rolling design avoids movement during discussions, formal two-tone upholstery matches professional office decor | |
|---|---|---|
| Reception and visitor waiting areas | Comfortable padded seating for guests, stable sled base presents a neat formal appearance without visible wheels | |
| Staff training rooms | Durable construction supports regular daily use, stackable-compatible sled base (common for this category) allows easy storage between sessions | |
| Executive guest seating in private offices | Two-tone brown upholstery provides a premium aesthetic for visitor seating in front of executive desks, matching executive desk materials | |
| Public institutional meeting spaces | Easy-to-clean PU leather surface withstands high-traffic public use, chrome frame resists chipping and corrosion with regular cleaning | |
| 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 1335-1:2020 | Office furniture - Office work chair - Part 1: Dimensions - determination of dimensions | |
|---|---|---|
| EN 1335-2:2018 | Office furniture - Office work chair - Part 2: Safety requirements | |
| EN 1335-3:2020 | Office furniture - Office work chair - Part 3: Test methods | |
| Recommended static load capacity | 150 kg | |
| Recommended maximum user weight | 120 kg |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 (Clause 17 for guest seating) | Standard for Office Chairs - General Purpose Office Chairs |
|---|
Standards applicable to China-market projects
| GB/T 3325-2017 | Metal furniture general technical requirements | |
|---|---|---|
| GB 18584-2001 | Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture | |
| GB/T 29640-2013 | Office furniture - Office chair |
This product must meet the following technical requirements: 1. GB/T 3325-2017: Metal furniture general technical requirements; 2. GB 18584-2001: Indoor decorating and refurbishing materials - Limit of harmful substances of wood based furniture; 3. GB/T 29640-2013: Office furniture - Office chair; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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