| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 590 x 620 x 1030 mm | |
|---|---|---|
| Seat height from floor | 455 mm | |
| Seat usable width | 510 mm | |
| Seat usable depth | 425 mm | |
| Backrest total height | 570 mm | |
| Backrest internal width | 460 mm | |
| Armrest height above seat | 180 mm | |
| Sled base front-to-rear length | 620 mm | |
| Seat cushion thickness | 50 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 | 12 kg | |
|---|---|---|
| Maximum recommended static user load | 136 kg | |
| Seat cushion foam density | 60 kg/m³ | |
| Mesh back fabric abrasion resistance | 50000 cycles | |
| Seat foam rebound rate | 45% | |
| Frame static load test capacity | 500 kg | |
| 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Cantilever base frame | 2.0 mm thick black powder-coated bent steel tube | |
|---|---|---|
| Backrest support frame | Glass-fiber reinforced nylon frame | |
| Backrest upholstery | Breathable woven polyester mesh with integrated lumbar contour | |
| Seat cushion core | Molded high-density polyurethane foam | |
| Seat support panel | 12 mm thick plywood board under cushion | |
| Seat upholstery | Black wear-resistant woven fabric over foam pad | |
| Armrests | Integrated fixed loop nylon armrests connected to seat/back frame | |
| Floor contact pads | Non-slip non-marking rubber glides under sled base ends | |
| Seam stitching pitch | 8 stitches per inch | |
| 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 |
Adjustment / rotation / tilt / mobility / storage features
| Height adjustment | No adjustable gas lift, fixed 455 mm seat height | |
|---|---|---|
| Swivel function | Fixed non-swivel structure, 360-degree rotation not available | |
| Recline function | Fixed backrest angle, no tilt or recline mechanism | |
| Lumbar support | Integrated fixed contoured lumbar support built into back frame | |
| Mobility | No casters, stationary sled base with rubber glides | |
| Armrest function | Fixed height integrated loop armrests for stable forearm support | |
| Stacking capability | Non-stackable single-unit construction | |
| 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
| 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 seating | Fixed position guest seating around conference tables, matching 750 mm standard desk height | |
|---|---|---|
| Reception and waiting areas | Durable visitor seating for office lobbies, reception zones and waiting rooms | |
| Training room seating | Fixed seating for staff training rooms and internal presentation spaces | |
| Open office breakout zones | Side seating in collaborative work areas and informal meeting spaces | |
| Visitor workstation side seating | Guest seating positioned adjacent to staff workstations for short meetings | |
| 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 visitor chair safety requirement | EN 1335:2018 | |
|---|---|---|
| Furniture seating stability test method | EN 1728:2012 | |
| Office furniture seating dimension requirement | EN 1335:2020 |
US and Canada office-furniture standards
| Lounge and guest seating structural requirement | ANSI/BIFMA X2021 | |
|---|---|---|
| General purpose office chair strength test | ANSI/BIFMA X2017 |
Standards applicable to China-market projects
| Office chair safety structural requirement | GB/T 35607 | |
|---|---|---|
| Upholstered furniture harmful substance limit | GB 18584 | |
| Furniture mechanical test for seating stability | GB/T 10357.2 |
This product must meet the following technical requirements: 1. Office chair safety structural requirement: GB/T 35607; 2. Upholstered furniture harmful substance limit: GB 18584; 3. Furniture mechanical test for seating stability: GB/T 10357.2; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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