Ergonomic High-Back Mesh Office Chair with Headrest and Adjustable Arms (model EOCH-BRN-MESH-01) is listed under Mesh Office Chair. Dimensions: 670 × 680 × 1260 mm. Materials: Brown engineered polyester mesh with patterned tension zones, fitted to a framed flexible back support. Load capacity: 1020 kg. Product Features: Ergonomic,high-back,chair,breathable,mesh,structure,five-star,swivel,base,adjustable,armrests,headrest,support,black,frame,brown. This page consolidates 6 groups of specifications and GB / EN / ANSI/BIFMA standard references, with metric and imperial units. 1 supplier(s) are listed and you can request a quote online.
| Brand | JIULONGYOUSHENG | Model | EOCH-BRN-MESH-01 |
| Overall dimensions (W × D × H) | 670 × 680 × 1260 mm | Finished Seat Cushion Thickness | 90 mm |
| Backrest Padding Thickness | 70 mm | Lumbar Support Zone Height | 240 mm |
| Clear Width Between Armrests | 540 mm | Recommended user weight capacity | 150 kg |
| Net weight | 21 kg | Static seat verification load | 1020 kg |
| Swivel durability | 120000 cycles | Caster rolling durability | 100000 cycles |
| Gas-lift cyclic lift life | 100000 cycles | Seat impact durability | 100000 cycles |
| Backrest pull-back load | 136 kg | Recommended occupant weight | 150 kg |
| Net chair weight | 21 kg | Backrest upholstery | Brown engineered polyester mesh with patterned tension zones, fitted to a framed flexible back support |
| Headrest upholstery | Brown patterned mesh or mesh-faced pad over curved internal support and foam backing | Seat cushion foam | Molded polyurethane foam, 70 mm thick, 45 kg/m3 density, 40% ball rebound |
| Seat upholstery | Brown woven mesh-textured fabric or mesh-faced padded surface with stitched perimeter | Back frame | Black injection-molded glass-filled nylon frame with a 6 mm structural back carrier |
| Seat inner support | 12 mm molded plywood or polymer seat pan bonded to cushion and mechanism plate | Lumbar band | Flexible polymer lumbar support integrated with the lower mesh panel and steel back stays |
| Armrest pads | Black 25 mm polyurethane pads mounted on glass-filled nylon height-adjustable supports | Arm support structure | Black glass-filled nylon posts with steel reinforcement plates and height-locking inserts |
| Mechanism | Black steel synchro-tilt mechanism with a 3 mm stamped top plate and multi-position locking insert | Gas lift | Class 4 black steel gas lift with 50 mm outer tube, 100 mm stroke, and telescoping cover |
| Five-star base and casters | Glass-filled nylon 680 mm five-star base with 60 mm black nylon twin-wheel casters | Backrest recline travel | 118 degrees |
| Seat height adjustment | Pneumatic lever raises and lowers the seat over 100 mm within a 520 mm desk height range | 360-degree swivel | Seat and back rotate 360 degrees around the gas-lift axis for side-task access without moving the base |
| Synchro recline | Back and seat move together through a 23-degree recline path from 95 to 118 degrees with 4 lock positions | Tilt tension control | Rotating tension knob adjusts rearward resistance for occupants up to 150 kg |
| Backrest upright lock | Multi-position lock retains the back at 4 selected angles between 95 and 118 degrees | Headrest positioning | Curved headrest adjusts through 60 mm height and 25 degrees tilt to support the neck in reclined postures |
| Lumbar support | Flexible lower-back panel maintains contact across the 300 mm lumbar height zone | Caster mobility | Five 60 mm twin-wheel casters allow 360-degree rolling turns and floor-protective movement on hard floors and carpet |
| Waterfall seat relief | Rounded front edge distributes thigh pressure across the 480 mm seat depth | Back flex support | Tensioned mesh deflects under upper-body load and returns to its original contour |
| Recline occupancy limit | Recline and locking functions are specified for a single occupant weighing up to 150 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 |
| Private office workstations | Suited to 760 mm high desks for managers spending 8 hours on computer and document tasks | Open-plan task seating | Recommended for shared office zones needing 360-degree swivel, recline lock, and quiet caster movement |
| Home office study rooms | Appropriate for users combining laptop work, video calls, and reading with head and lumbar support | Conference or meeting rooms | Suitable for 4 hour discussion seating where mobility and upright-to-recline postures are required |
| Administrative workstations | Configurable for keyboard, writing, and phone tasks using 100 mm seat-height and 80 mm arm-height adjustment | Hot-desk environments | Recommended where occupants change daily because arm, height, tilt, and headrest settings can be reset quickly |
| Commercial reception consultation | Usable behind consultation desks where a breathable mesh back and professional brown-black finish are required | Recommended Matching Desk Size | 2.4 m executive desk |
| Time | Field | Original Value | Corrected Value | Note / Status |
|---|---|---|---|---|
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Automatic mm / inch conversion · Core engineering specifications
Data source: Structured from factory data; final measured values prevail.
| Overall dimensions (W × D × H) | 670 × 680 × 1260 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
Data source: Product performance data; verify exact test conditions before procurement.
| Recommended user weight capacity | 150 kg | |
|---|---|---|
| Net weight | 21 kg | |
| Static seat verification load | 1020 kg | |
| Swivel durability | 120000 cycles | |
| Caster rolling durability | 100000 cycles | |
| Gas-lift cyclic lift life | 100000 cycles | |
| Seat impact durability | 100000 cycles | |
| Backrest pull-back load | 136 kg | |
| Recommended occupant weight | 150 kg | |
| Net chair weight | 21 kg |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Backrest upholstery | Brown engineered polyester mesh with patterned tension zones, fitted to a framed flexible back support | |
|---|---|---|
| Headrest upholstery | Brown patterned mesh or mesh-faced pad over curved internal support and foam backing | |
| Seat cushion foam | Molded polyurethane foam, 70 mm thick, 45 kg/m3 density, 40% ball rebound | |
| Seat upholstery | Brown woven mesh-textured fabric or mesh-faced padded surface with stitched perimeter | |
| Back frame | Black injection-molded glass-filled nylon frame with a 6 mm structural back carrier | |
| Seat inner support | 12 mm molded plywood or polymer seat pan bonded to cushion and mechanism plate | |
| Lumbar band | Flexible polymer lumbar support integrated with the lower mesh panel and steel back stays | |
| Armrest pads | Black 25 mm polyurethane pads mounted on glass-filled nylon height-adjustable supports | |
| Arm support structure | Black glass-filled nylon posts with steel reinforcement plates and height-locking inserts | |
| Mechanism | Black steel synchro-tilt mechanism with a 3 mm stamped top plate and multi-position locking insert | |
| Gas lift | Class 4 black steel gas lift with 50 mm outer tube, 100 mm stroke, and telescoping cover | |
| Five-star base and casters | Glass-filled nylon 680 mm five-star base with 60 mm black nylon twin-wheel casters |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Backrest recline travel | 118 degrees | |
|---|---|---|
| Seat height adjustment | Pneumatic lever raises and lowers the seat over 100 mm within a 520 mm desk height range | |
| 360-degree swivel | Seat and back rotate 360 degrees around the gas-lift axis for side-task access without moving the base | |
| Synchro recline | Back and seat move together through a 23-degree recline path from 95 to 118 degrees with 4 lock positions | |
| Tilt tension control | Rotating tension knob adjusts rearward resistance for occupants up to 150 kg | |
| Backrest upright lock | Multi-position lock retains the back at 4 selected angles between 95 and 118 degrees | |
| Headrest positioning | Curved headrest adjusts through 60 mm height and 25 degrees tilt to support the neck in reclined postures | |
| Lumbar support | Flexible lower-back panel maintains contact across the 300 mm lumbar height zone | |
| Caster mobility | Five 60 mm twin-wheel casters allow 360-degree rolling turns and floor-protective movement on hard floors and carpet | |
| Waterfall seat relief | Rounded front edge distributes thigh pressure across the 480 mm seat depth | |
| Back flex support | Tensioned mesh deflects under upper-body load and returns to its original contour | |
| Recline occupancy limit | Recline and locking functions are specified for a single occupant weighing up to 150 kg |
Verified carton / gross weight / assembly / loading data
Data source: Reference for export quotations and container planning.
| 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
Data source: Recommended applications based on product form and category.
| Private office workstations | Suited to 760 mm high desks for managers spending 8 hours on computer and document tasks | |
|---|---|---|
| Open-plan task seating | Recommended for shared office zones needing 360-degree swivel, recline lock, and quiet caster movement | |
| Home office study rooms | Appropriate for users combining laptop work, video calls, and reading with head and lumbar support | |
| Conference or meeting rooms | Suitable for 4 hour discussion seating where mobility and upright-to-recline postures are required | |
| Administrative workstations | Configurable for keyboard, writing, and phone tasks using 100 mm seat-height and 80 mm arm-height adjustment | |
| Hot-desk environments | Recommended where occupants change daily because arm, height, tilt, and headrest settings can be reset quickly | |
| Commercial reception consultation | Usable behind consultation desks where a breathable mesh back and professional brown-black finish are required | |
| Recommended Matching Desk Size | 2.4 m executive desk |
EU Market Access Requirements* EN Standards
| EN 1335-1 | 2020 Office furniture - Office work chair - Dimensions: recommended dimensional ergonomic review. | |
|---|---|---|
| EN 1335-2 | 2018 Office furniture - Office work chair - Safety requirements: recommended structural safety acceptance reference. | |
| EN 1335-3 | 2020 Office furniture - Office work chair - Test methods: recommended laboratory verification method. | |
| EN 1021-1 | 2014 Upholstered furniture ignitability by smouldering cigarette: recommended fabric and foam fire-risk check. |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1-2017 Office Chairs | Tests: recommended acceptance reference for static, swivel, tilt, caster, impact, and durability testing. | |
|---|---|---|
| BIFMA e3-2019 Furniture Sustainability Standard | recommended only for optional material, indoor-air, and sustainability documentation. |
Standards applicable to China-market projects
| GB/T 3324-2024 General technical requirements for wooden furniture | apply only to any wood-based seat support components during incoming inspection. | |
|---|---|---|
| GB/T 10357.3-2013 Test of mechanical properties of furniture | strength and durability of chairs and stools: recommended seat, back, and arm acceptance reference. | |
| GB 17927.1-2018 Upholstered furniture safety requirements | recommended for foam, fabric, and concealed cushioning materials. | |
| GB/T 27923-2011 Office furniture leather and textile fabrics | recommended abrasion, colorfastness, and pilling checks for brown seat fabric. |
This product must meet the following technical requirements: 1. GB/T 3324-2024 General technical requirements for wooden furniture: apply only to any wood-based seat support components during incoming inspection.; 2. GB/T 10357.3-2013 Test of mechanical properties of furniture: strength and durability of chairs and stools: recommended seat, back, and arm acceptance reference.; 3. GB 17927.1-2018 Upholstered furniture safety requirements: recommended for foam, fabric, and concealed cushioning materials.; 4. GB/T 27923-2011 Office furniture leather and textile fabrics: recommended abrasion, colorfastness, and pilling checks for brown seat fabric.; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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