| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 650 x 570 x 1000 mm | |
|---|---|---|
| Seat width | 500 mm | |
| Seat depth | 450 mm | |
| Seat height from floor | 450 mm | |
| Seat cushion thickness | 60 mm | |
| Backrest height from seat | 550 mm | |
| Backrest width | 420 mm | |
| Armrest height from seat | 190 mm | |
| Base footprint length | 570 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 | 16 kg | |
|---|---|---|
| Recommended static user load | 136 kg | |
| Seat foam density | 65 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Seat board thickness | 12 mm | |
| Seam stitch pitch | 8 mm | |
| Structural warranty | 5 years | |
| Available color options | 7 colors | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Cantilever frame | 2mm thick, 25mm diameter chrome-plated steel tube | |
|---|---|---|
| Backrest support | 30% glass fiber reinforced polypropylene inner frame | |
| Backrest upholstery | Breathable woven polyester mesh over contoured frame | |
| Seat cushion core | 60mm thick high-density molded polyurethane foam | |
| Seat upholstery | Wear-resistant woven polyester fabric over foam pad | |
| Armrest structure | Rigid polypropylene fixed T-shaped armrests with flat top surface | |
| Floor glides | Injection-molded polypropylene non-marring glides on sled base ends | |
| Frame finish | Mirror polished chrome plating with anti-scratch clear coat | |
| 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 cantilever sled design provides controlled flexible give under load | |
|---|---|---|
| Lumbar support | Contoured integrated lumbar section built into mesh backrest | |
| Arm support | Fixed height T-armrests support forearms during seated meetings | |
| Floor protection | PP glides slide safely on hard floors without scratching surfaces | |
| Posture support | 104-degree fixed backrest tilt promotes relaxed upright meeting posture | |
| Assembly requirement | Knock-down assembly of backrest, seat and frame with included hardware | |
| Stacking capability | Non-stackable fixed frame design | |
| Backrest tilt angle | 104 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
| Meeting room application | Suitable for fixed conference room seating around boardroom tables | |
|---|---|---|
| Visitor/reception use | Ideal for guest seating in reception areas and waiting rooms | |
| Open office task use | Appropriate for short-duration task seating at open workstations | |
| Training room deployment | Suitable for multi-seat training room layouts | |
| Hard floor compatibility | Safe for use on tile, wood and vinyl hard flooring | |
| Commercial project specification | Designed for commercial office, government and education fit-outs | |
| 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 | Applies to office work chair dimensional safety and performance requirements | |
|---|---|---|
| EN 1335-2:2018 | Applies to office chair structural safety and strength requirements | |
| EN 16139:2013 Level 2 | Applies to non-domestic seating strength, durability and stability |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to general purpose office chair safety and performance requirements |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office furniture chair dimensional accuracy and stability requirements | |
|---|---|---|
| GB/T 10357.3-2013 | Applies to chair seat and back static load and fatigue test methods |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office furniture chair dimensional accuracy and stability requirements; 2. GB/T 10357.3-2013: Applies to chair seat and back static load and fatigue test methods; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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