High-Back Gray Upholstered Executive Swivel Chair (model EXEC-HB-GRY-5P-CR) is listed under Executive Boss Chair. Dimensions: 680 × 700 × 1260 mm. Materials: Gray smooth upholstery over a padded cushion, visible as a continuous soft outer layer; hide, bonded leather, or PU requires BOM confirmation. Load capacity: 136 kg. Product Features: gray,upholstery,high-back,executive,form,five-star,swivel,base,polished,metal,arms,mobile,caster. 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 | EXEC-HB-GRY-5P-CR |
| Overall dimensions (W × D × H) | 680 × 700 × 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 | 19 kg | Back static support load | 136 kg |
| Seat impact endurance | 100,000 cycles | Caster rolling durability | 100,000 cycles |
| Gas-lift rated vertical load | 150 kg | Tilt mechanism cyclic rating | 100,000 cycles |
| Recommended occupant height range | 165 to 190 cm | Suggested daily use duration | 8 hours |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% | Seat upholstery | Gray smooth upholstery over a padded cushion, visible as a continuous soft outer layer; hide, bonded leather, or PU requires BOM confirmation |
| Backrest upholstery | Gray upholstered tall back with vertical center seam and diagonal lower seam lines; substrate and hide grade require supplier BOM confirmation | Cushion foam | Molded high-resilience polyurethane seat foam at 80 mm thickness and 45 kg/m3 density; back foam at 60 mm and 35 kg/m3 |
| Internal seat support | 15 mm molded plywood or 1.2 mm steel seat plate bonded to the cushion support, selected for 150 kg user capacity | Back internal frame | 20 mm contoured plywood or 1.0 mm tubular steel back frame with molded foam support |
| Armrest frame | Polished aluminum or chrome-plated steel open-loop frame with rectangular contact pads and diagonal braces | Gas lift | 50 mm chrome-finished steel telescopic gas cylinder, selected as Class 4 with 100 mm travel |
| Five-star base | Polished aluminum alloy five-star base with 2.5 mm nominal wall section and five caster sockets | Tilt mechanism | Black powder-coated steel synchro-tilt mechanism with welded mounting plate and lever contacts |
| Casters | Black polyurethane twin-wheel casters with steel bearing pins and 60 mm wheel diameter | Surface finish | Bright polished or chrome-plated metal finish on arms, base, and lift with black wear components |
| Seam construction | Tone-on-tailored stitching at 8 mm seam pitch along the center back and lower contour seams | Height adjustment | Pneumatic seat-height adjustment through 100 mm using a right-side lever and Class 4 gas cylinder |
| Swivel movement | 360-degree swivel around the central gas lift for workstation access without moving the base | Recline movement | Synchro-tilt back recline through 18 degrees with coordinated seat movement and upright lock position |
| Tilt tension control | Rotary tension knob adjusts back-resistance for users up to 150 kg | Mobility | Five twin-wheel casters provide omnidirectional movement on hard floors and chair mats |
| Arm support | Fixed polished loop arms transfer load through side brackets and provide 230 mm elbow support height | Lumbar and upper-back support | Contoured high back provides continuous lumbar, thoracic, and upper-shoulder support without a separate removable headrest |
| Seating access | Padded waterfall seat front reduces thigh pressure and leaves 30 mm rear setback from the arm post | Stability | Five-star radial base distributes recline and lateral loads across five floor contact points |
| Tilt mechanism footprint | 220 x 180 x 70 mm | Recline Angle / Lock Reference | 125° with 3suggested lock positions |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 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 |
| Executive office | Suitable for directors and managers who need high-back support, polished metal styling, and mobile seating at a 720 to 760 mm desk | Meeting or conference room | Appropriate at conference tables for participants requiring a formal gray upholstered chair with quiet rolling mobility |
| Reception or leadership lounge | Can be used behind reception desks or in formal meeting areas with hard-floor protection and upscale finishes | Home office | Suited to professional home workrooms with floor space for a 760 mm swivel clearance and users up to 150 kg |
| Commercial procurement standardization | Suitable for projects requiring one high-back model across multiple offices with BIFMA- or EN-based acceptance testing | Recommended Matching Desk Size | 2.4 m executive desk |
| Reference Daily Use Duration | 8 hours/day; confirm by ergonomic testing | — | — |
| 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) | 680 × 700 × 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 | 19 kg | |
| Back static support load | 136 kg | |
| Seat impact endurance | 100,000 cycles | |
| Caster rolling durability | 100,000 cycles | |
| Gas-lift rated vertical load | 150 kg | |
| Tilt mechanism cyclic rating | 100,000 cycles | |
| Recommended occupant height range | 165 to 190 cm | |
| Suggested daily use duration | 8 hours | |
| Seat Foam Density / Rebound Reference | 45 kg/m³ / 65% |
Core acceptance fields · Panels / hardware / frame / upholstery
Data source: Subject to the factory material list and inspection report.
| Seat upholstery | Gray smooth upholstery over a padded cushion, visible as a continuous soft outer layer; hide, bonded leather, or PU requires BOM confirmation | |
|---|---|---|
| Backrest upholstery | Gray upholstered tall back with vertical center seam and diagonal lower seam lines; substrate and hide grade require supplier BOM confirmation | |
| Cushion foam | Molded high-resilience polyurethane seat foam at 80 mm thickness and 45 kg/m3 density; back foam at 60 mm and 35 kg/m3 | |
| Internal seat support | 15 mm molded plywood or 1.2 mm steel seat plate bonded to the cushion support, selected for 150 kg user capacity | |
| Back internal frame | 20 mm contoured plywood or 1.0 mm tubular steel back frame with molded foam support | |
| Armrest frame | Polished aluminum or chrome-plated steel open-loop frame with rectangular contact pads and diagonal braces | |
| Gas lift | 50 mm chrome-finished steel telescopic gas cylinder, selected as Class 4 with 100 mm travel | |
| Five-star base | Polished aluminum alloy five-star base with 2.5 mm nominal wall section and five caster sockets | |
| Tilt mechanism | Black powder-coated steel synchro-tilt mechanism with welded mounting plate and lever contacts | |
| Casters | Black polyurethane twin-wheel casters with steel bearing pins and 60 mm wheel diameter | |
| Surface finish | Bright polished or chrome-plated metal finish on arms, base, and lift with black wear components | |
| Seam construction | Tone-on-tailored stitching at 8 mm seam pitch along the center back and lower contour seams |
Adjustment / rotation / tilt / mobility / storage features
Data source: Functional configuration; the supplier specification prevails.
| Height adjustment | Pneumatic seat-height adjustment through 100 mm using a right-side lever and Class 4 gas cylinder | |
|---|---|---|
| Swivel movement | 360-degree swivel around the central gas lift for workstation access without moving the base | |
| Recline movement | Synchro-tilt back recline through 18 degrees with coordinated seat movement and upright lock position | |
| Tilt tension control | Rotary tension knob adjusts back-resistance for users up to 150 kg | |
| Mobility | Five twin-wheel casters provide omnidirectional movement on hard floors and chair mats | |
| Arm support | Fixed polished loop arms transfer load through side brackets and provide 230 mm elbow support height | |
| Lumbar and upper-back support | Contoured high back provides continuous lumbar, thoracic, and upper-shoulder support without a separate removable headrest | |
| Seating access | Padded waterfall seat front reduces thigh pressure and leaves 30 mm rear setback from the arm post | |
| Stability | Five-star radial base distributes recline and lateral loads across five floor contact points | |
| Tilt mechanism footprint | 220 x 180 x 70 mm | |
| Recline Angle / Lock Reference | 125° with 3suggested lock positions | |
| Tilt Tension User-weight Range | Reference adjustment coverage 120 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.
| Executive office | Suitable for directors and managers who need high-back support, polished metal styling, and mobile seating at a 720 to 760 mm desk | |
|---|---|---|
| Meeting or conference room | Appropriate at conference tables for participants requiring a formal gray upholstered chair with quiet rolling mobility | |
| Reception or leadership lounge | Can be used behind reception desks or in formal meeting areas with hard-floor protection and upscale finishes | |
| Home office | Suited to professional home workrooms with floor space for a 760 mm swivel clearance and users up to 150 kg | |
| Commercial procurement standardization | Suitable for projects requiring one high-back model across multiple offices with BIFMA- or EN-based acceptance testing | |
| 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 applicability | Use for office chair dimensions, safety terminology, and dimensional compatibility checks | |
|---|---|---|
| EN 1335-2 applicability | Use for safety requirements including structural integrity, stability, and mechanism reliability | |
| EN 1335-3 applicability | Use as the test-method basis for static load, durability, impact, and caster verification | |
| EN 1022 applicability | Use for seating stability verification when evaluating forward, rearward, and lateral tipping risk |
US and Canada office-furniture standards
| ANSI/BIFMA X5.1 office chair safety and durability | Use X5.1 static, impact, fatigue, stability, back, arm, and caster test clauses as contract acceptance criteria | |
|---|---|---|
| ANSI/BIFMA e3 applicability | Use e3 only when requesting sustainability documentation, recycled content, and low-emission material evidence |
Standards applicable to China-market projects
| GB/T 10357.3 applicability | Use for furniture strength and durability testing of chair seats and backs during procurement acceptance |
|---|
This product must meet the following technical requirements: 1. GB/T 10357.3 applicability: Use for furniture strength and durability testing of chair seats and backs during procurement acceptance; Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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