| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 630 x 600 x 920 mm | |
|---|---|---|
| Seat height | 508 mm | |
| Seat width | 500 mm | |
| Seat depth | 480 mm | |
| Seat cushion thickness | 115 mm | |
| Backrest height | 470 mm | |
| Armrest height above seat | 220 mm | |
| Leg splay spread width | 570 mm | |
| Leg tube diameter | 25 mm | |
| Knee clearance under seat | 280 mm | |
| Outer back panel height | 380 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 unit | 8.5 kg | |
|---|---|---|
| Recommended static load capacity | 113 kg | |
| Seat foam density | 45 kg/m³ | |
| Foam rebound rate | 45% | |
| Fabric abrasion resistance | 30000 Martindale cycles | |
| Leg frame static load rating | 150 kg | |
| Seam stitch pitch | 3 stitches per cm | |
| 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 |
Core acceptance fields · Panels / hardware / frame / upholstery
| Seat and inner back upholstery | Salt-and-pepper textured woven polyester fabric | |
|---|---|---|
| Outer back and arm panel | Dark matte rigid composite panel | |
| Seat cushion core | High-density polyurethane foam | |
| Backrest padding | Medium-density polyurethane foam | |
| Support legs | Powder-coated matte black steel tubing | |
| Internal seat frame | 15 mm thick plywood support board | |
| Floor contact pads | Non-slip non-marking rubber | |
| Upholstery backing | Non-woven fabric lining | |
| 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 | |
| Tilt Mechanism Plate Thickness | 2.5 mm cold-rolled steel |
Adjustment / rotation / tilt / mobility / storage features
| Seating function | Fixed upright dining posture support | |
|---|---|---|
| Arm support | Integrated curved wraparound armrests | |
| Floor protection | Rubber foot pads on each leg | |
| Assembly design | Knock-down leg attachment | |
| Stacking capability | Non-stacking fixed structure | |
| Surface stability | Four-point splayed leg base | |
| 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
| Carton dimensions | 850 x 650 x 350 mm | |
|---|---|---|
| Gross weight per carton | 10 kg | |
| 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
| Residential dining room | Pairs with 760 mm height dining tables for everyday meal seating | |
|---|---|---|
| Breakfast nook | Fits compact kitchen dining spaces with integrated arm support | |
| Cafe and bistro seating | Durable upholstered design suitable for casual food service environments | |
| Home office guest seating | Provides comfortable fixed seating for visitors adjacent to work desks | |
| Modern open-plan living spaces | Coordinates with contemporary minimalist decor for extra accent seating | |
| 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 12520:2015 | Furniture seating strength, durability and safety for domestic dining use | |
|---|---|---|
| EN 1022:2018 | Seating stability test standard applicable for domestic dining chairs |
Standards applicable to China-market projects
| GB/T 3324-2017 | General technical requirements for wooden furniture, applicable to seating frame inspection | |
|---|---|---|
| GB/T 1952.1-2022 | Standard for upholstered furniture seating, applicable to cushion durability testing |
This product must meet the following technical requirements: 1. GB/T 3324-2017: General technical requirements for wooden furniture, applicable to seating frame inspection; 2. GB/T 1952.1-2022: Standard for upholstered furniture seating, applicable to cushion durability testing; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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