| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 545 x 560 x 985 mm | |
|---|---|---|
| Seat width | 480 mm | |
| Seat depth | 470 mm | |
| Seat height from floor | 440 mm | |
| Backrest height | 550 mm | |
| Backrest width | 470 mm | |
| Armrest height above seat | 180 mm | |
| Seat cushion thickness | 70 mm | |
| Sled base front-rear length | 560 mm | |
| Armrest total height from floor | 620 mm | |
| 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
| Recommended static load capacity | 200 kg | |
|---|---|---|
| Net weight per chair | 8 kg | |
| Seat foam density | 45 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Back mesh abrasion resistance | 50000 cycles | |
| Seam stitch pitch | 8 mm | |
| Frame static load rating | 136 kg | |
| Standard product warranty | 5 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 upholstery | Tensioned breathable polyester mesh | |
|---|---|---|
| Back support frame | Glass-fiber reinforced polypropylene | |
| Seat cushion core | High-density cold-cured polyurethane foam | |
| Seat support substrate | 12 mm thick multi-layer plywood | |
| Seat upholstery | Woven polyester fabric over foam | |
| Cantilever frame | 2.0 mm thick chrome-plated cold-rolled steel tube | |
| Armrests | Fixed integrated gray polypropylene | |
| Floor contact glides | Injection-molded nylon with anti-scratch pad | |
| 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
| Seat positioning | Fixed 440 mm seat height with no height adjustment | |
|---|---|---|
| Seating movement | Non-swivel fixed position with minor frame flex | |
| Backrest function | Fixed 100° reclined ergonomic angle with lumbar contour | |
| Armrest support | Fixed 180 mm height above seat for forearm support | |
| Mobility | Floor-mounted sled base with no casters | |
| Floor protection | Low-friction nylon glides prevent floor scratches | |
| Assembly requirement | Knock-down assembly with included hardware | |
| 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
| Conference room seating | Arranged around meeting tables for formal staff and client meetings | |
|---|---|---|
| Visitor reception areas | Placed in lobby and waiting spaces for guest seating | |
| Open office workstation seating | Used as fixed task seating for hot-desk and staff workstations | |
| Training room configurations | Arranged in rows for staff training and presentation sessions | |
| Public service counters | Positioned at reception and service counters for visitor use | |
| Small office meeting pods | Used in compact collaborative work areas for 4person discussions | |
| 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 | |
|---|---|---|
| EN 1335-3:2009 | Applies to structural strength and durability test methods for office chairs | |
| EN 1022:2018 | Applies to stability testing for domestic and contract seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applies to structural durability and safety for general-purpose office chairs | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 | Applies to static load testing for large-user office seating |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applies to office furniture dimensional tolerances for seating products | |
|---|---|---|
| GB/T 3324-2017 | Applies to general technical requirements for wooden and metal office furniture | |
| GB 18584-2001 | Applies to formaldehyde emission limits for furniture interior materials |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applies to office furniture dimensional tolerances for seating products; 2. GB/T 3324-2017: Applies to general technical requirements for wooden and metal office furniture; 3. GB 18584-2001: Applies to formaldehyde emission limits for furniture interior materials; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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