| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 620 x 780 x 1180 mm | |
|---|---|---|
| Seat height from floor | 508 mm | |
| Seat width | 510 mm | |
| Seat depth | 480 mm | |
| Backrest total height | 720 mm | |
| Armrest height from floor | 640 mm | |
| Front leg cross-section thickness | 50 mm | |
| Rear leg cross-section thickness | 45 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 | 28 kg | |
|---|---|---|
| Static total load capacity | 350 kg | |
| Seat foam density | 60 kg/m³ | |
| Backrest foam density | 60 kg/m³ | |
| Seat foam thickness | 140 mm | |
| Backrest foam thickness | 120 mm | |
| Recommended user weight capacity | 150 kg | |
| Structure warranty period | 3 years | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Structural frame | Kiln-dried solid hardwood with mortise-and-tenon joinery | |
|---|---|---|
| Wood finish | Multi-coat low-VOC clear lacquer, polished reddish-brown tone | |
| Seat and back upholstery | 1.2mm thick top-grain beige leather with stitched panel segmentation | |
| Seat cushion core | High-density molded polyurethane foam, wrapped with soft polyester fiber | |
| Backrest cushion core | High-density contoured polyurethane foam with lumbar support shaping | |
| Armrests | Integrated solid wood with hand-carved scroll terminals, polished to match frame | |
| Seat support base | 10-layer 18mm thick plywood panel under seat cushion | |
| Stitching details | High-strength polyester thread with 8mm seam pitch | |
| Foot pads | Non-slip 5mm thick rubber pads on all leg bottoms | |
| 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
| Base configuration | Fixed four-leg solid wood base, no swivel, no height adjustment, no casters | |
|---|---|---|
| Back support | Segmented contoured padded back with built-in lumbar support zone | |
| Arm support | Curved integrated armrests with carved ends, positioned for desk-height arm rest | |
| Upholstery performance | Leather upholstery rated for 50000 double rub abrasion resistance | |
| Foam performance | High-density foam with 40% rebound rate for long-sitting comfort | |
| Assembly requirement | Fully assembled delivery, no on-site assembly required for standard orders | |
| Surface protection | Smooth polished wood edges with no sharp corners for user safety | |
| 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
| Executive boardroom | Formal seating for board meetings matching traditional solid wood conference table setups | |
|---|---|---|
| Executive private office | Guest seating positioned in front of executive desks for visitor meetings | |
| Government reception room | Formal visitor seating for official reception and meeting spaces | |
| High-end hotel meeting space | Seating for luxury hotel conference rooms and private function spaces | |
| Enterprise negotiation room | Formal seating for client negotiation and contract signing spaces | |
| 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 work chair - Part 1: Dimensions, applicable for fixed conference chair dimension validation | |
|---|---|---|
| EN 1022:2018 | Furniture - Seating - Determination of stability, applicable to four-leg chair stability testing | |
| EN 15373:2007+A1:2010 | Furniture - Strength, durability and safety - Requirements for non-domestic seating |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 | Office Chairs - General Purpose, applicable for static load and durability testing for commercial seating |
|---|
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to solid wood frame structural inspection | |
|---|---|---|
| GB/T 16799-2008 | Leather for furniture, applicable to top-grain leather upholstery material inspection | |
| GB 18584-2001 | Indoor decorating and refurbishing materials - limit of harmful substances of wood furniture | |
| GB/T 10357.3-2013 | Test of mechanical properties of furniture - strength and durability of chairs and stools |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to solid wood frame structural inspection; 2. GB/T 16799-2008: Leather for furniture, applicable to top-grain leather upholstery material inspection; 3. GB 18584-2001: Indoor decorating and refurbishing materials - limit of harmful substances of wood furniture; 4. GB/T 10357.3-2013: Test of mechanical properties of furniture - strength and durability of chairs and stools; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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