| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions (W x D x H) | 860 x 1040 x 1390 mm | |
|---|---|---|
| Seat width | 530 mm | |
| Seat depth | 510 mm | |
| Adjustable seat height | 550 mm | |
| Backrest height | 780 mm | |
| Extended leg rest length | 460 mm | |
| Armrest height above seat | 220 mm | |
| Caster diameter | 50 mm | |
| Base caster spread diameter | 700 mm | |
| Side storage pocket dimensions | 300 x 200 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 product weight | 38 kg | |
|---|---|---|
| Recommended static load capacity | 180 kg | |
| Maximum recline angle | 155 degrees | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 60% | |
| Caster rolling durability | 40000 cycles | |
| Upholstery abrasion resistance | 50000 Martindale cycles | |
| Seam stitch pitch | 3 mm | |
| 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 | 1.2mm thick dark brown tufted top-grain leather | |
|---|---|---|
| Armrests | Polished solid hardwood with clear lacquer finish | |
| Cushion fill | Multi-layer high-density polyurethane foam over sinuous spring support | |
| Internal frame | 18mm thick hardwood plywood with 2mm steel reinforcement plates | |
| Recline and leg rest mechanism | Powder-coated 3mm thick stamped steel linkage | |
| Gas lift cylinder | Class 4 steel gas lift with 50mm outer diameter | |
| Casters | 50mm diameter polyurethane casters with metal wheel bearings | |
| Side pocket | Matching dark brown leather with reinforced stitched edges | |
| Outer side frame panels | Upholstered rigid panel with matching brown leather wrap | |
| Seat Internal Support Board Thickness | 14 mm bent plywood or equivalent support board | |
| Backrest Internal Frame Thickness | 14 mm bent plywood/composite reinforced frame | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Backrest recline | Manual recline lock at 3 positions including upright work and full rest | |
|---|---|---|
| Leg rest operation | Pull-out padded leg rest that locks in extended position for reclined use | |
| Height adjustment | 100mm vertical seat height adjustment via side-mounted gas lift lever | |
| Swivel function | 360-degree full rotation around central axis for flexible positioning | |
| Mobility | Smooth rolling on four PU casters suitable for hard floors and low-pile carpet | |
| Side storage | Integrated stitched pocket for small documents, remotes, or personal items | |
| Recline tension adjustment | Knob-controlled tension adjustment to match user weight for recline comfort | |
| Upright lock | Lockable upright position for standard desk work without recline movement | |
| 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
| Executive private offices | Suitable for senior manager offices, providing formal styling and rest functionality | |
|---|---|---|
| High-end home offices | Ideal for residential workspaces where work and short rest are required | |
| Boardroom meeting spaces | Suitable for boardroom seating for extended meetings with recline comfort | |
| VIP reception areas | Appropriate for high-level guest reception with polished wood and leather finish | |
| Manager break rooms | Usable for short rest breaks in office back-of-house break areas | |
| Boutique co-working private offices | Suitable for premium dedicated co-working suites for professional users | |
| 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 1335-1:2020 | Office furniture office chairs safety requirements, applicable to structural safety | |
|---|---|---|
| EN 1335-2:2018 | Office furniture office chairs strength/durability requirements, applicable to performance testing | |
| EN 1021-1:2014 | Upholstered furniture ignitability cigarette test, applicable to upholstery fire safety |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1 Test 13 | Caster durability test requirement of 2000 cycles over obstacles |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to solid wood armrests | |
|---|---|---|
| GB/T 38609-2020 | Office furniture seating strength and durability test methods, applicable to structural testing | |
| GB 20400-2006 | Leather fur limits of harmful substances, applicable to leather upholstery materials | |
| GB/T 10357.3-2013 | Furniture mechanical performance test for chairs and stools, applicable to load testing |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to solid wood armrests; 2. GB/T 38609-2020: Office furniture seating strength and durability test methods, applicable to structural testing; 3. GB 20400-2006: Leather fur limits of harmful substances, applicable to leather upholstery materials; 4. GB/T 10357.3-2013: Furniture mechanical performance test for chairs and stools, applicable to load testing; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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