Dual Severe Service Wafer Sleeve Knife Gate Valve (DSSWSV)
Dual Severe Service Wafer Sleeve Knife Gate Valve (DSSWSV)
Dual’s Severe Service Wafer Sleeve Knife Gate Valve is designed for full on/off applications. The Severe Service valve features a robust metal covered rubber or Urethane sleeve that provides a bubble tight shut off. Valve comes standard with a Urethane or High Chrome wear ring. The sleeve is flush with the bottom of the valve, eliminating any pocket where material can collect, increasing reliability and service life. Full round port design and zero discharge to atmosphere.
DSSWSV Features
Operation at 25 Bar/365 Psi.
Superior Isolation.
One piece metal covered rubber or urethane sleeve (replaceable).
No metal parts in contact with flowing slurry.
Bubble tight shut off.
External epoxy or powder coated.
Easily adapted to fit most actuators.
Low maintenance requirements.
MSS-SP-81 Face-To-Face.
Lock out and switch mountings.
Live load packing gland.
Full round port design.
Lightweight material for easy handling.
Replaceable Urethane or High Chrome wear ring.
Robust gate design reduces bending.
Zero discharge to atmosphere.
No pressure drop across valve.
PTFE blade wiper.
Non-Rising spindle available.
Optional Fluorocarbon coated gate to reduce friction when stroked.
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SIZE RANGE: |
2” – 30” (50mm – 750mm). |
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VALVE TYPE: |
High-Pressure Slurry Knife Gate. |
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BODY STYLE: |
Narrow Body (Wafer) MSS SP81 Face-to-Face. |
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TEMPERATURE RANGE: |
-50°C – +80°C. |
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PRESSURE RATING: |
Up to 365Psi (25 Bar) Higher Pressure Available (740Psi / 54 Bar). |
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BODY: |
Fabricated Carbon Steel or Cast SG Iron, 2 Coat Epoxy Painted. |
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SEAT: (REPLACEABLE) |
Metal Covered Rubber or Urethane sleeve with Replaceable Urethane or High Chrome wear ring. |
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GATE / BLADE: |
17-4PH Stainless Steel, 316L Stainless Steel, 2205 Duplex Stainless Steel, 2507 Duplex Stainless Steel, C276 Hastelloy. |
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DUTY: |
Abrasive Applications. |
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HYDRO-STATIC TEST: |
1.5 Times the Rated Pressure. |
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COMPLIANCE TO: |
MSS SP 81 MSS SP 135 ASME B31.3 |
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TEST AND MATERIAL CERTIFICATES: |
Standard Quality Documents on Request. |
Head Office
166 Rotterdam Road, Apex Industrial, Benoni, Gauteng, South Africa
Call Us
(+27) 11 422 – 4326/7