MDV-2000/3.75-S integrates the hydraulic system, electrical control system, high/low-pressure water pump pressure supply device, oil pressure / water pressure / gas pressure instrumentation system, control valve system, clamping worktable system, and medium circulation storage tank.
The bench uses a claw-type clamping structure to clamp the valve flange end face. The clamping force is adjustable. The sealing between the butterfly valve and blind plate uses an end-face O-ring sealing method, and the leakage position can be observed.

| Catégorie |
Objet |
Spécifications |
| Général |
Equipment Type |
Butterfly Valve Test Bench (Horizontal Claw Type) |
| Général |
Modèle |
MDV-2000/3.75-S |
| Plage de test |
Diamètre nominal |
DN1000–DN2000 |
| Test Valve Type |
Applicable Valves |
Straight-through flanged or wafer-type butterfly valves |
| Installation |
Clamping Method |
Claw clamping at end face; clamping force adjustable |
| Scellement |
Scellage de la plaque d'obturation de la valve |
Joint torique d'extrémité |
| Milieu de test |
Hydrostatic Test |
L'eau |
| Milieu de test |
Low-Pressure Gas Tightness Test |
4–7 bar low-pressure gas (air or nitrogen) |
| Éléments du test |
Completed Tests |
1.5×PN hydrostatic shell test; 1.1×PN high-pressure hydrostatic sealing test; 4–7 bar low-pressure gas tightness test |
| Plage de test |
Champ d'application du test |
DN1000–DN2000 (refer to pressure table) |
| Mechanical |
Butterfly Valve Structure Length |
410–760 mm |
| Mechanical |
Butterfly Valve Flange OD |
Ø1175–Ø2325 mm |
| Mechanical |
Claw Disc Spacing |
750–1250 mm (with 300 mm reserved space) |
| Cylinders |
Clamping Cylinders |
6 × Ø260 mm |
| Rods |
Piston Rod |
Ø130 mm |
| Force |
Force de serrage maximale |
630 tons |
| Diamètre nominal |
Nominal Pressure |
Plage de pression d'essai |
| DN1000 |
0.25–2.5 MPa |
0.25–3.75 MPa |
| DN1200 |
0.25–2.5 MPa |
0.25–3.75 MPa |
| DN1400 |
0.25–1.6 MPa |
0.25–2.4 MPa |
| DN1600 |
0.25–1.6 MPa |
0.25–2.4 MPa |
| DN1800 |
0.25–1.0 MPa |
0.25–1.5 MPa |
| DN2000 |
0.25–1.0 MPa |
0.25–1.5 MPa |
Caractéristiques et fonctions du produit
- Test valve type: straight-through flanged or wafer-type butterfly valves
- Installation method: claw clamping at end face, adjustable clamping force, minimal external influence
- Sealing method: end-face O-ring sealing, leakage position can be observed
- Test media: water; 4–7 bar low-pressure gas (air or nitrogen)
- Completed test items: 1.5×PN hydrostatic shell test; 1.1×PN high-pressure hydrostatic sealing test; 4–7 bar low-pressure gas tightness test
- Test range: DN1000–DN2000 (refer to the test pressure table)
Avantages du produit
- Covers DN1000–DN2000 butterfly valve testing range on one bench
- Provides specified strength + sealing + low-pressure gas tightness tests
- Mechanical adaptation ranges match large valve sizes (length, flange OD, disc spacing)
- High clamping capacity: 630 tons (as specified)
La force de notre entreprise
Highlight est spécialisée dans les équipements d'essai de pression et les systèmes d'essai de contrôle des fluides, et propose des modèles standard et des configurations basées sur des projets :
- Plus de 16 ans d'expérience dans le domaine des équipements d'essai de pression et des systèmes de surpression pneumatique
- Capacité de production annuelle : plus de 1000 équipements
- Plus de 8000 clients servis
- Soutien à l'équipe d'ingénierie pour l'adaptation des appareils, la sélection de la configuration et la communication technique
- Mise en œuvre d'une gestion de la qualité basée sur la norme ISO9001 et processus de fabrication stable
- Expérience en matière de soutien à l'exportation pour les acheteurs internationaux en matière de documentation et d'assistance technique
Water & Air Circuit and Product Configuration
A) Water & Air Circuit Functional Notes (as specified)
- Low-pressure pump: self-priming, large-flow water filling; full-load pressure 0–1.6 MPa
- High-pressure pump: driven by the hydraulic system to reciprocate the plunger; pressure range 1.6–10.0 MPa
- Water/air pipeline: one-way pressurization and pressure relief; audible and visual alarm when holding time is reached
- Bottom circulation storage medium tank; rust inhibitor (powder) is added as specified to reduce corrosion
B) Product Configuration (as specified)
- High-pressure water pump: Jinan ODMT Fluid Control Equipment Co., Ltd.
- Sealing parts: O-ring imported (Taiwan); oil cylinder seals use Taiwan special TPU sealing material
- Piston rod: 40Cr, hardness HRC28–32, surface hard chrome plating
- Hydraulic oil piping material: Q35 seamless steel pipe
- Water pipeline control valve: soft-seal valve
- Hydraulic manifold block: pickling & cleaning treatment
- Hydraulic pipelines and water pipelines: pickling & cleaning treatment
C) After-Sales (Domestic, as specified)
- Remote video guidance after equipment arrives on site
- Warranty period: 12 months
- Long-term supply of parts after warranty
D) Required by User (as specified)
46# anti-wear hydraulic oil, cables, and 8 bar air source