| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 505 x 895 mm | |
|---|---|---|
| Seat width | 480 mm | |
| Seat depth | 455 mm | |
| Seat height from floor | 465 mm | |
| Backrest width | 440 mm | |
| Backrest height | 410 mm | |
| Armrest height from seat | 240 mm | |
| Armrest height from floor | 695 mm | |
| Writing tablet dimensions | 360 x 175 mm | |
| Tablet projection from backrest | 250 mm | |
| Base width at floor | 478 mm | |
| Base depth at floor | 505 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 user weight capacity | 150 kg | |
|---|---|---|
| Writing tablet static load capacity | 30 kg | |
| Chair net weight | 8 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Seat cushion thickness | 50 mm | |
| Backrest mesh abrasion resistance | 50000 cycles | |
| 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 surface | High-tensile breathable polyester mesh | |
|---|---|---|
| Backrest inner frame | Nylon + fiberglass composite | |
| Seat cushion core | High-density molded polyurethane foam | |
| Seat upholstery | Woven polyester fabric | |
| Seat support plate | 10 mm thick plywood under nylon shell | |
| Armrests | Injection-molded PP fixed armrests | |
| Main frame | 1.5 mm thick cold-rolled steel tube, white powder-coated finish | |
| Writing tablet | PP surface with embedded steel reinforcement plate | |
| Floor tips | Non-slip injection-molded nylon | |
| Frame coating thickness | 60 μm electrostatic powder 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 |
Adjustment / rotation / tilt / mobility / storage features
| Writing tablet operation | 180° rotation to fold flush against chair side when not in use | |
|---|---|---|
| Base stability | Fixed cantilever sled design with no swivel, tilt, or height adjustment | |
| Floor protection | Non-marring nylon glides prevent floor scuffing and sliding | |
| Seating support | Contoured mesh back provides built-in lumbar support without adjustment | |
| Tablet surface function | Flat rigid surface supports notebooks, laptops, and writing materials for training sessions | |
| Seating posture | Fixed upright seat angle suitable for extended meeting and training sessions | |
| 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
| Corporate meeting rooms | Suitable for fixed-seating conference layouts with integrated note-taking surface | |
|---|---|---|
| Staff training facilities | Ideal for classroom-style training setups requiring temporary writing surfaces | |
| Educational institution classrooms | Suitable for adult learning spaces requiring durable fixed seating with tablet support | |
| Visitor and reception areas | Appropriate for guest seating in office reception zones requiring light writing capability | |
| Co-working spaces | Suitable for hot-desking and shared work zones requiring flexible seating with work surfaces | |
| Event and conference venues | Suitable for temporary event seating requiring integrated writing space for attendees | |
| 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 1335-2:2009 | Applies to safety requirements for non-adjustable office seating for commercial use | |
|---|---|---|
| EN 1335-3:2009 | Applies to structural strength and durability test methods for office work chairs | |
| EN 1022:2005 | Applies to stability testing for seating furniture without castors |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1 Test 5 | Applies to static seat load verification of 113.4 kg as minimum commercial seating standard |
|---|
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to size measurement requirements for office seating products for procurement verification | |
|---|---|---|
| GB/T 35607-2017 | Applies to stability, strength, and durability testing for fixed office chairs | |
| GB 18584-2001 | Applies to formaldehyde emission limits for furniture wooden and foam components |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to size measurement requirements for office seating products for procurement verification; 2. GB/T 35607-2017: Applies to stability, strength, and durability testing for fixed office chairs; 3. GB 18584-2001: Applies to formaldehyde emission limits for furniture wooden and foam components; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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