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Technical
Helpline No.
+91-8511953131
sales@nivzvalves.com
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Ball Valve |
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Fire Safe Design Ball Valve
Single Piece / Two Piece / Three Piece Design Ball Valve
Full Bore / Regular (Reduce) Bore Ball Valve
Floating / Trunnion Mounted Ball Valve
Flanged / Screwed / Socket / Butt Weld End Connection Ball Valve
Manual Lever / Gear / Pneumatic Operated Ball Valve
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Dharmi Engineers High performance Ball Valves as per international design and standard to get 100% Client Satisfaction and repeat order with total interchangeability, superior quality, workmanship & service. These Ball Valves available in Single Piece (1/2” to 4”) / Two Piece (1” to 8”) as well as in Three Piece Design (1/2” to 12”) to suit various critical, non-critical applications and pressure rating up to 800 class in both full bore & regular (reduce) bore design.
Dharmi Engineers P.T.F.E. seated Ball Valves gives Zero Leakage, Tight Shut-Off and Low Torque with easy smooth operation at temperature ranging from
-20 Deg. C. to +220 Deg. C. Electro-Polished, Buff Finish & Ultra clean valve also provided for Food & Pharmaceutical Industries on request.
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Three Piece Design, Full Bore Type,
Investment Casting Ball Valve (I.C. Ball Valve)
Screwed / Socket Weld End Connection
Size Range: ½” to 2”
Pressure Rating: 150#/300# |
Two Piece Design, Full Bore Type,
Investment Casting Ball Valve (I.C. Ball Valve)
Screwed End Connection
Size Range: 1” to 3”
Pressure Rating: 150# |
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Three Piece Design, Full Bore Type,
Investment Casting Ball Valve (I.C. Ball Valve)
Flanged End Connection
Size Range: ½” to 12”
Pressure Rating: 150#/300#/600# |
Two Piece Design, Full Bore Type,
Fire Safe Desing Ball Valve
Flanged End Connection
Size Range: ½” to 12”
Pressure Rating: 150#/300#/600# |
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Pneumatic Actuator
Operated Ball Valve
2 Piece Desing Actuated Ball Valve
Flanged End Connection
Size Range: ½” to 12”
Pressure Rating: 150#/300# |
Electrical
Actuator Operated Ball Valve
Motorized Ball Valve
Flanged End Connection
Size Range: ½” to 12”
Pressure Rating: 150#/300# |
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Floating / Trunnion
Mounted : |
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Dharmi Engineers offer both Floating & Trunnion Mounted Ball Valves. In the floating ball design, where sealing takes place by allowing the Ball under pressure to move towards the downstream seat to effect tight seal. For higher sizes and pressure ratings Trunnion mounted ball valves are preferred by industry.
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Fire Safe
Design : |
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Dharmi Engineers Fire safe design Ball Valves is conformance to API 607 / BS 6755 Part
I (BS EN ISO 12266-II) assures highest standard of safety and also offers to supply valves with third party inspection on request.
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Valve Operation
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Dharmi Engineers also offering Ball Valves with Pneumatic Actuator Operated
Ball Valve, Electrical Actuator Operated Ball Valve, Gear Actuator
Operated Ball Valve & Pneumatic Actuated Ball Valves.
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Wide Range of Body Seat,
Seal & Packing :
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Dharmi Engineers Ball Valves are also available with different type of Seat, Seal & Packing material such as P.T.F.E. (Virgin) / Glass Filled P.T.F.E. / Carbon Filled P.T.F.E. / Graphite (Grafoil) / PEEK to suit special requirement of client.
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High Performance Ball Valve
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Longer Life
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Positive Shut off
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Quick in Action
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No Lubrication
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Compact Design
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Low Pressure Drop
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Visual Open / Close Indication Simplicity
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Extended Bonnet Type
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Partial / Full Jacketed Ball Valve
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Handle Locking Arrangement
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P.T.F.E. (PFA / FEP) Lined Ball Valve
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Flush Bottom Design Ball Valve
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Multiport Ball Valve (Three Way / Four Way)
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Polypropylene Material Ball Valve
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Tri-Clover End Ball Valve
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Pneumatic Rotary Actuator Operated Ball Valve
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Tailor Made Ball Valve
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Design & Testing International Standard : |
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Valve Design
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BS EN ISO 17292 / ANSI B 16.34 / API 6D |
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Pressure Testing
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BS EN ISO 12266
- II / API 598 / API 6D |
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Fire Safe Testing
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BS EN ISO 12266
- II / API 607 |
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Face To Face
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ANSI B 16.10 |
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Flange Drilling
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ANSI B 16.5 / BS 10 Table / DIN / IS 6392 |
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Butt Weld End
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ANSI B 16.25 |
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Socket Weld End
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ANSI B 16.11 |
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Screwed End
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ANSI B 1.20.1(BSP/NPT) |
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Material of
Construction : |
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Body / End Connector Piece |
Stem |
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Cast Iron to ASTM A 126 Class B
IS 210 GR. FG 200 / 220 / 260
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Cast Carbon Steel to ASTM A 216 GR. WCB
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Stainless Steel to ASTM A 351 GR. CF 8 / 8M / 3 / 3M
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Hast Alloy B/C
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ASTM A 351 GR. CN 7M (Alloy 20)
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AISI 410 (S.S. 410 – 13% Cr. Steel)
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AISI 304 (S.S. 304)
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AISI 316 (S.S. 316)
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AISI 304L (S.S. 304L)
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AISI 316L (S.S. 316L)
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Hast Alloy B/C
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Alloy 20
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Ball
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Ball Seat / Gland Seal / Stem Seal
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Stainless Steel to ASTM A 351 GR. CF 8 / 8M / 3 / 3M
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Hast Alloy B/C
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ASTM A 351 GR. CN 7M (Alloy 20)
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P.T.F.E. – Virgin
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P.T.F.E. – Glass Filled
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P.T.F.E. – Carbon Filled
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Grafoil
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Please specify below details at the time of enquiries/orders: |
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Types of Valve
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Pressure Rating Class
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Valve Size
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Type of End Connection
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Drilling Standard, If Flanged End
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Material of Construction
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Trims (Internal) Parts Material
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Flow Medium (Service)
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Design Pressure
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Operating (Working) Pressure
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Design Temperature
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Operating (Working) Temperature
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Type of Operation Manual / Pne. / Ele. Etc.
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Wide Range of Industrial Ball Valve |
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Cast Iron Ball Valve
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Cast Carbon Steel Ball Valve
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Cast Stainless Steel Ball Valve
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Forged Steel Ball Valve
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Single Piece Design Ball Valve
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Two Piece Design Ball Valve
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Three Piece Design Ball Valve
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High Pressure Ball Valve
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Two Way Ball Valve
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Three Way Ball Valve
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Four Way Ball Valve
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High Performance Ball Valve
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Jacketed Ball Valve
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Flush Bottom Ball Valve
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Gear operated Ball Valve
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Pneumatic Ball
Valve
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I.C. Ball Valve (Investment Casting)
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Multiport Ball Valve
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Mixing & Diverting Type Ball Valve
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Fire Safe Design Ball Valve
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Zero Leakage Ball Valve
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