| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall assembled dimensions | 560 x 650 x 1200 mm | |
|---|---|---|
| Five-star base diameter | 700 mm | |
| Maximum adjustable seat height | 520 mm | |
| Seat cushion width | 490 mm | |
| Seat cushion depth | 480 mm | |
| Backrest total height | 580 mm | |
| Fixed armrest height above seat | 220 mm | |
| Caster wheel diameter | 60 mm | |
| Split backrest panel width per panel | 180 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 | 150 kg | |
|---|---|---|
| Seat cushion foam density | 45 kg/m³ | |
| Seat foam rebound rate | 45% | |
| Cushion padding thickness | 60 mm | |
| Backrest padding thickness | 40 mm | |
| Fabric Martindale abrasion resistance | 30000 cycles | |
| Five-star base static load rating | 360 kg | |
| Caster rolling durability | 40000 cycles | |
| Chair net weight | 16 kg | |
| Tilt mechanism cycle durability | 120000 cycles |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and back upholstery | Coral pink woven polyester fabric | |
|---|---|---|
| Cushion fill material | High-density polyurethane foam | |
| Back and armrest structural frame | White rigid PP plastic | |
| Seat support pan | 12 mm thick molded plywood | |
| Pneumatic gas lift | Chrome-plated steel Class 3 gas lift | |
| Five-star base | White painted nylon composite | |
| Rolling casters | 60 mm dual-wheel PU with black brake ring | |
| Tilt mechanism plate | 2.5 mm thick stamped steel | |
| Seam stitching specification | 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 | |
| Five-star Base Material Thickness | Metal base wall 3.5 mm; diameter 700 mm |
Adjustment / rotation / tilt / mobility / storage features
| Pneumatic seat height adjustment | 100 mm vertical travel via side lever | |
|---|---|---|
| 360-degree swivel rotation | Full 360° rotation on central gas lift bearing | |
| Single-position tilt lock | 20° maximum backward seat tilt with lock | |
| Split double-panel back support | Dual independent padded panels for lumbar/upper back | |
| Fixed T-shaped armrests | Static non-adjustable arm support at desk height | |
| Dual-wheel rolling casters | Smooth multi-surface rolling without floor damage | |
| Tilt tension adjustment | Knob under seat regulates tilt resistance | |
| Gas lift stroke length | 100 mm | |
| Anti-return safety gas lift | Slow controlled descent during height adjustment | |
| 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
| Home office workspace | Sized for compact home desks with 760 mm standard work height | |
|---|---|---|
| Open-plan office workstations | Neutral coral/white colorway fits modern flexible office layouts | |
| Student study desk use | Ergonomic lumbar support suitable for long study sessions | |
| Co-working shared spaces | Durable fabric and rolling base suit high-turnover shared use | |
| Makeup or vanity desk use | Coral pink color complements decorative bedroom/vanity spaces | |
| Reception or guest seating | Approachable design works for temporary guest seating in offices | |
| Small startup office spaces | Compact footprint fits tight desk clusters in startup environments | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 1335-1:2020 | Applicable for office chair dimensional safety and functional requirements | |
|---|---|---|
| EN 1335-2:2018 | Applicable for office chair structural strength and stability requirements | |
| EN 1021-1:2014 | Applicable for upholstered furniture cigarette ignition resistance testing |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Applicable for general-purpose office chair safety and performance testing | |
|---|---|---|
| ANSI/BIFMA X5.11-2015 | Applicable for heavy-user office chair load capacity evaluation |
Standards applicable to China-market projects
| GB/T 3326-2016 | Applicable for office chair dimensional accuracy and stability testing | |
|---|---|---|
| GB/T 10357.3-2013 | Applicable for chair strength and durability mechanical performance testing | |
| GB 18584-2001 | Applicable for formaldehyde emission limits for wooden furniture components | |
| GB/T 29624-2013 | Applicable for office chair caster rolling performance and wear testing |
This product must meet the following technical requirements: 1. GB/T 3326-2016: Applicable for office chair dimensional accuracy and stability testing; 2. GB/T 10357.3-2013: Applicable for chair strength and durability mechanical performance testing; 3. GB 18584-2001: Applicable for formaldehyde emission limits for wooden furniture components; 4. GB/T 29624-2013: Applicable for office chair caster rolling performance and wear testing; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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