| Submitted | Field | Original | Note / Status | |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
| overall_dimensions | 680 x 700 x 1180 mm | |
|---|---|---|
| seat_width | 520 mm | |
| seat_depth | 500 mm | |
| seat_height_range | 500 mm | |
| backrest_height | 680 mm | |
| backrest_width | 500 mm | |
| armrest_height_from_seat | 210 mm | |
| armrest_pad_dimensions | 280 x 60 mm | |
| base_diameter | 700 mm | |
| caster_diameter | 60 mm | |
| gas_lift_stroke | 100 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_user_weight_capacity | 150 kg | |
|---|---|---|
| chair_net_weight | 22 kg | |
| seat_firmness_durability | 50000 cycles | |
| caster_rolling_durability | 100000 cycles | |
| armrest_static_load | 80 kg | |
| base_static_load_rating | 1100 kg | |
| seat_foam_durability | 50000 cycles | |
| armrest_static_load_capacity | 80 kg | |
| upholstery_abrasion_resistance | 50000 cycles | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
| seat_back_upholstery | Black smooth leather cover with light tufted detail on lumbar area | |
|---|---|---|
| seat_back_fill | Molded polyurethane foam padding | |
| internal_frame | Plywood and steel inner support frame | |
| armrest_structure | Polished aluminum alloy frame with upholstered leather top pad | |
| tilt_mechanism | Steel synchronous tilt chassis with black painted finish | |
| gas_lift_cylinder | Chrome-plated steel gas spring cylinder | |
| 5-star_base | Polished aluminum die-cast 5-leg base | |
| casters | Black nylon dual-wheel casters with chrome hood trim | |
| internal_support_frame | Plywood and steel tube composite inner frame with staple-fixed upholstery attachment | |
| stitching_thread | High-tensile polyester thread for upholstery seams | |
| 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
| seat_height_adjustment | Pneumatic height adjustment via right-side lever, with 100 mm total vertical travel | |
|---|---|---|
| backrest_tilt_recline | Synchronous tilt mechanism with multi-position lock and tension adjustment knob | |
| swivel_rotation | 360-degree full rotation around central gas lift axis | |
| mobility | Five dual-wheel casters support rolling movement on hard office floors and low-pile carpet | |
| armrest_support | Fixed-height upholstered armrests provide forearm support at 210 mm above seat level | |
| lumbar_support | Integrated contoured lumbar shaping with decorative tufting on backrest | |
| synchronous_tilt_recline | Synchronous tilt mechanism with multi-position lock and under-seat tension adjustment knob, enabling seat and backrest to recline in a 1:2 ratio up to 15 degrees from upright | |
| full_swivel_rotation | 360-degree continuous rotation around the central gas lift axis with no mechanical stop | |
| floor_mobility | Five 60 mm diameter dual-wheel casters enable smooth rolling movement on hard office floors and low-pile carpet up to 6 mm pile height | |
| fixed_armrest_support | Rigidly mounted aluminum-framed armrests with padded tops provide forearm support at 210 mm above the seat cushion surface | |
| contoured_lumbar_support | Integrated concave lumbar shaping with decorative tufting on the lower backrest delivers passive lower back support at the 200 mm height above the seat line | |
| headrest_support | Integrated top headrest section provides neck and head support for users up to 1850 mm in height in the upright position |
Verified carton / gross weight / assembly / loading data
| packaging_configuration | 1 chair per carton, knock-down (KD) flat pack | |
|---|---|---|
| carton_dimensions | 780 x 720 x 420 mm | |
| gross_weight | 25 kg | |
| carton_volume | 0.236 CBM | |
| assembly_time | 30 minutes | |
| 20ft_container_load_quantity | 180 units | |
| gross_weight_per_carton | 25 kg | |
| single_person_assembly_time | 30 minutes | |
| Reference Package Count | 1 set / 2 cartons | |
| Reference Assembly Time | 40 minutes per set |
Recommended spaces / users / usage modes
| executive_office | Suitable for private executive offices and management workstations, providing premium appearance and ergonomic support for full-day desk work | |
|---|---|---|
| boardroom_meeting | Suitable for boardrooms and conference rooms as head-of-table or guest seating, projecting formal corporate image | |
| co-working_premium_zone | Suitable for premium co-working zones and private office suites where upscale furniture appearance is required | |
| reception_visitor | Suitable for executive reception areas and visitor seating near management offices | |
| home_office_executive | Suitable for high-end home office setups desiring a professional executive chair look | |
| private_executive_office | Suitable for private C-suite and senior management offices, offering a premium leather aesthetic and ergonomic support for 8-hour full-day desk work | |
| premium_co-working_private_office | Suitable for premium co-working private office suites and dedicated member zones, providing upscale furniture appearance that matches high-tier service positioning | |
| executive_reception_area | Suitable for executive floor reception areas and visitor seating adjacent to management offices, offering comfortable support for 2 hour medium-duration visitor stays |
EU Market Access Requirements* EN Standards
| EN 1335-1:2000 | Applicable for office chair size, stability and strength requirements for executive task seating | |
|---|---|---|
| EN 1022:2018 | Applicable for seating stability testing reference for office chairs with 5-star bases |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2024 | Applicable for office chair performance and durability testing reference, including seat, back, arm and base cycles | |
|---|---|---|
| ANSI/BIFMA X5.5-2014 | Applicable for task chair armrest strength and durability testing reference |
Standards applicable to China-market projects
| GB/T 38267-2019 | Applicable for office chair general technical requirements, including dimensions, stability and mechanical strength testing reference | |
|---|---|---|
| GB 18401-2010 Class B | Applicable for leather and textile upholstery formaldehyde and pH safety acceptance reference |
This product must meet the following technical requirements: 1. GB/T 38267-2019: Applicable for office chair general technical requirements, including dimensions, stability and mechanical strength testing reference; 2. GB 18401-2010 Class B: Applicable for leather and textile upholstery formaldehyde and pH safety acceptance reference; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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