| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
No corrections yet. Use the flag at the end of a row to report an issue. | ||||
Automatic mm / inch conversion · Core engineering specifications
| Overall dimensions | 520 x 540 x 900 mm | |
|---|---|---|
| Seat height | 450 mm | |
| Seat cushion dimensions | 470 x 450 x 50 mm | |
| Backrest total height | 450 mm | |
| Central back splat width | 120 mm | |
| Keyhole cutout dimensions | 30 mm diameter circle, 220 mm long vertical slot | |
| Front leg taper | 35 mm top width, 25 mm bottom width | |
| Front stretcher clearance | 150 mm | |
| Rear leg spread | 420 mm | |
| Brass end cap dimensions | 20 mm diameter, 10 mm depth | |
| Seat frame rail thickness | 30 mm | |
| Top rail width | 520 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 | 10 kg | |
|---|---|---|
| Recommended static load capacity | 136 kg | |
| Seat foam density | 35 kg/m³ | |
| Seat foam rebound rate | 60% | |
| Upholstery abrasion resistance | 30000 Martindale cycles | |
| Fabric lightfastness grade | Grade 5 | |
| Frame static load test value | 150 kg | |
| Wobble deflection under load | 2 mm | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | |
| Back Foam Density Reference | 38 kg/m³ |
Core acceptance fields · Panels / hardware / frame / upholstery
| Frame construction | Solid white ash hardwood, 20 mm thick structural members | |
|---|---|---|
| Wood surface finish | Clear matte acrylic lacquer coat | |
| Decorative accents | Brass alloy end caps on top rail outer ends | |
| Seat cushion core | 35 kg/m³ high-resilience polyurethane foam | |
| Seat upholstery | Light off-white woven linen-blend fabric, 0.8 mm thick | |
| Seat stitching | Reinforced polyester thread, 8 mm seam pitch along cushion perimeter | |
| Under-seat reinforcement | Plywood corner blocks, 12 mm thick, screwed to frame rails | |
| Front stretcher | Curved solid wood brace connecting front legs, 25 mm thick | |
| Joinery hardware | Zinc-plated steel confirmation screws, 50 mm length | |
| 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
| Frame movement | Fixed stationary structure, no swivel, recline, fold or height adjustment | |
|---|---|---|
| Back support | Upright 95-degree lumbar support from central keyhole splat | |
| Seat comfort | Padded upholstered surface for extended dining seating | |
| Stability bracing | Curved front stretcher plus rear leg splay prevents racking | |
| Surface protection | Felt floor glides on leg bottoms to prevent floor scratching | |
| Assembly configuration | Knock-down flat pack with leg-to-seat hardware included | |
| Cleaning access | Cushion secured with hidden screws for easy upholstery replacement | |
| 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
| Residential dining room | Pairs with standard 750mm height dining tables for home meal seating | |
|---|---|---|
| Restaurant dining area | Suitable for commercial casual dining venues with Chinese-style decor | |
| Tea room or lounge | Complements new Chinese style interior design for casual guest seating | |
| Hotel guest room seating | Works as desk or corner accent seating in boutique hotel rooms | |
| Event banquet seating | Stackable frame variant supports flexible event setup needs | |
| Recommended table match | Pairs with 760 mm height solid wood dining 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
| EN 12520:2015 | Applicable for domestic seating strength, durability and stability performance requirements | |
|---|---|---|
| EN 1022:2018 | Applicable for domestic seating stability test methods for upright chairs |
Standards applicable to China-market projects
| GB/T 3324-2017 | Applicable for general technical requirements of wooden furniture, including frame strength and finish quality | |
|---|---|---|
| GB/T 1952.1-2012 | Applicable for domestic seating mechanical performance, static load and stability testing | |
| GB 18584-2001 | Applicable for limit of harmful substances in wooden furniture, formaldehyde emission control |
This product must meet the following technical requirements: 1. GB/T 3324-2017: Applicable for general technical requirements of wooden furniture, including frame strength and finish quality; 2. GB/T 1952.1-2012: Applicable for domestic seating mechanical performance, static load and stability testing; 3. GB 18584-2001: Applicable for limit of harmful substances in wooden furniture, formaldehyde emission control; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
Export data is generated from the current published product record.
Directly download an English report in metric or imperial units.
Download all product information and parameter modules in English.
English title, specifications, materials, standards and purchasing fields.
Prepare customs description, material, usage, dimensions and declaration elements.
Open Export Tool
