| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 700 x 840 x 1180 mm | |
|---|---|---|
| Seat width | 530 mm | |
| Seat depth | 540 mm | |
| Seat height from floor | 500 mm | |
| Seat cushion thickness | 150 mm | |
| Backrest height above seat | 800 mm | |
| Armrest height from floor | 670 mm | |
| Armrest top width | 88 mm | |
| Front-rear leg span | 640 mm | |
| Backrest width | 520 mm | |
| Leg floor contact pad diameter | 30 mm | |
| Seat front edge overhang | 40 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 user load | 400 kg | |
|---|---|---|
| Product net weight | 28 kg | |
| Seat foam density | 35 kg/m³ | |
| Backrest foam density | 30 kg/m³ | |
| Foam rebound rate | 40% | |
| Foam compression set | 6% | |
| Wood frame moisture content | 12% | |
| Finish paint hardness | 2H | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Load-bearing frame | Solid hardwood with red-brown glossy stained finish | |
|---|---|---|
| Seat and back support panel | 15mm thick E1 grade bent plywood | |
| Seat upholstery | 1.5mm thick black split leather/PU leather | |
| Seat cushion core | Molded high-resilience polyurethane foam | |
| Backrest padding | Segmented channel-quilted polyurethane foam | |
| Frame finish | Eco-friendly water-based wood lacquer | |
| Assembly hardware | Zinc-plated steel screws and mortise-tenon joinery | |
| Leg floor pads | Non-slip rubber foot caps | |
| Seam stitching | High-strength polyester thread with 8mm stitch pitch | |
| Backrest welt trim | Matching black leather piping | |
| 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
| Base mobility | Fixed stationary four-leg base with no casters, swivel, or tilt | |
|---|---|---|
| Height adjustment | Fixed 500mm seat height with no gas lift mechanism | |
| Back support | Segmented high-back provides lumbar, mid-back and upper back support | |
| Arm support | Fixed curved integrated wood armrests for stable forearm rest | |
| Floor protection | Rubber foot caps prevent hard floor scratches and movement noise | |
| Seat comfort | Thick 150mm padded seat reduces pressure during 2+ hour meetings | |
| Joinery stability | Combined mortise-tenon and screw connections prevent frame loosening | |
| Upholstery durability | Leather surface resists common office stains and light abrasion | |
| 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 meeting rooms | Formal styling matches boardroom and executive conference space aesthetics | |
|---|---|---|
| Visitor reception areas | Stationary fixed base provides stable, professional seating for guests | |
| Executive private office guest seating | High-back support matches premium executive office furnishing standards | |
| Government and institutional meeting spaces | Durable solid wood construction meets heavy public area use requirements | |
| Conference center training rooms | Fixed height and stable base work for standard 760mm height conference tables | |
| 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 seating safety | EN 1335:2018 | |
|---|---|---|
| Seating stability determination | EN 1728:2012 |
US and Canada office-furniture standards
| North America procurement and testing reference | Recommended references: ANSI/BIFMA X5.1 |
|---|
Standards applicable to China-market projects
| Office chair strength and durability | GB/T 35607 | |
|---|---|---|
| Furniture harmful substance limits | GB 18584 | |
| Leather upholstery for furniture | GB/T 16799 | |
| Office furniture stability | GB/T 10357.2 |
This product must meet the following technical requirements: 1. Office chair strength and durability: GB/T 35607; 2. Furniture harmful substance limits: GB 18584; 3. Leather upholstery for furniture: GB/T 16799; 4. Office furniture stability: GB/T 10357.2; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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