| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 570 x 625 x 1090 mm | |
|---|---|---|
| Seat width | 490 mm | |
| Seat depth | 450 mm | |
| Seat height | 460 mm | |
| Backrest width | 495 mm | |
| Backrest height | 635 mm | |
| Seat cushion thickness | 70 mm | |
| Armrest height above floor | 660 mm | |
| Armrest height above seat | 195 mm | |
| Sled base depth | 625 mm | |
| Upper back width | 365 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 maximum user weight | 182 kg | |
|---|---|---|
| Net weight per chair | 13 kg | |
| Foam density | 40 kg/m³ | |
| Foam rebound rate | 60 % | |
| Cantilever frame static load capacity | 250 kg | |
| Seam stitch pitch | 8 stitches per 30mm | |
| Upholstery abrasion resistance | 50000 double rubs | |
| 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
| Seat and back upholstery | 1.0mm thick dark grey PU faux leather | |
|---|---|---|
| Seat core padding | High-density polyurethane foam | |
| Backrest core padding | Molded high-resilience polyurethane foam | |
| Support frame | 1.8mm thick chrome-plated cold-rolled steel tube | |
| Armrest structure | Chrome-plated steel frame with padded PU top | |
| Floor glides | Injection-molded nylon anti-scratch pads | |
| Internal support panel | 12mm thick E1 grade fiberboard | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Base movement | Fixed cantilever sled base with 8° controlled flex | |
|---|---|---|
| Adjustment features | No height, tilt, rotation or depth adjustment | |
| Floor protection | Four non-marking nylon glides | |
| Stacking capability | Non-stackable fixed frame design | |
| Arm support | Fixed padded armrests integrated with frame | |
| Back support | Contoured mid-back design with built-in lumbar curve | |
| Seat comfort | Fixed 3° seat tilt with waterfall front edge | |
| 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 | Fixed-position guest seating for waiting rooms, provides durable professional appearance for visitors | |
|---|---|---|
| Conference and meeting rooms | Fixed upright seating for meeting tables, consistent with formal conference room layouts | |
| Visitor and guest workspaces | Light-use seating for temporary guest workstations, no adjustment required for short-term use | |
| Hotel and public service areas | Commercial-grade seating suitable for hotel lobbies, bank service counters and public consultation areas | |
| Training room seating | Uniform fixed seating for training sessions, sled base reduces movement and floor damage in high-traffic rooms | |
| 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 furniture seating safety requirements | EN 1335:2018 | |
|---|---|---|
| Upholstered furniture flame resistance | EN 1021:2014 | |
| Furniture surface scratch resistance | EN 15187:2006 |
US and Canada office-furniture standards
| Lounge and visitor seating durability | ANSI/BIFMA X2015 | |
|---|---|---|
| Office seating stability testing | ANSI/BIFMA X2017 |
Standards applicable to China-market projects
| Office chair strength and durability | GB/T 10357.3 | |
|---|---|---|
| Formaldehyde emission limits | GB 18584 | |
| Metal furniture surface coating | GB/T 3325 |
This product must meet the following technical requirements: 1. Office chair strength and durability: GB/T 10357.3; 2. Formaldehyde emission limits: GB 18584; 3. Metal furniture surface coating: GB/T 3325; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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