Flowserve.

Home>Flowserve
  • The Flowserve Logix 3200MD Digital HART positioner utilizes state-of-the-art piezo technology to provide superior performance and reliability. The Logix 3200MD can be easily configured using the local buttons, HART handheld, and SoftTools software.
    2nd Generation HART Digital
  • The Logix™ 3200MD+ Digital HART Positioner from Flowserve utilizes state-of-the-art piezo technology to provide superior performance and reliability. The Logix 3200MD+ can be easily configured using the local buttons or the ValveSight™ DTM. The Logix 3200MD+ is designed to withstand severe environments; it is equipped with over 100 helpful warning alarms that can warn against potential failure of the valve, actuator and positioner. When utilized with the ValveSight DTM Software many diagnostic tools are available to quickly diagnose problems and potential issues.
    3rd Generation HART Digital
  • The Flowserve Logix 3400MD Digital Foundation Fieldbus positioner utilizes state-of-the-art piezo technology to provide superior performance and reliability. The Logix 3400MD can be easily configured using the local buttons or the ValveSight DTM. Logix 3400MD has a complete diagnostics package that can alert the user to developing conditions that may cause unnecessary upset conditions in the plant.
    2nd Generation Foundation Fieldbus
  • Compatible with linear and rotary valves and actuators, Logix 3800 digital positioner delivers high reliability in tough environments. It provides unparalleled modularity and versatility within a single unit. Its ability to handle double- or single-acting, linear and rotary applications reduces inventory and operating costs. Installation is simplified with an innovative, one-button quick calibration feature.
    4th Generation Smart Digital
  • The Flowserve Logix 3800e positioner is a value-based robust digital positioner engineered for unmatched performance for valve control and monitoring. Built on the same platform as the proven design of the Logix 3800 digital positioner from Flowserve, the Logix 3800e positioner is a cost-competitive, easy-to-use, high-precision unit that facilitates improvements in process uptime and yield at low costs.
    4th Generation Smart Digital Economic
  • The Flowserve Logix Zero-Bleed automation package is a comprehensive solution designed to help eliminate emissions in accordance to industry regulations governing steady-state bleed from pneumatic devices. The 3800zb control unit, which serves as the heart of the Zero Bleed Automation Package, brings simplicity and effectiveness to process control. It leverages the advanced features of the 3800 Smart Positioner device and integrates a zero-bleed system to achieve emissions reduction during steady-state positioning.  
    Zero Bleed Smart Digital
  • The Flowserve Logix 420 Series of Digital HART positioners utilize state-of-the-art piezo technology to provide superior performance and reliability. The Logix 420 series can be easily configured using the optional LCD and local buttons, HART handheld, and ValveSight DTM software.
    Compact HART Digital
  • The Logix 520MD Series digital positioner combines superior positioning and tuning functions with convenient setup and powerful diagnostic tools. The Logix 520MD positioner uses a multi-variable gain tuning algorithm which allows the positioner to make large step changes with minimal overshoot while achieving the resolution to respond to very small step changes. The Auto-tune procedure cycles the actuator to produce a measured response and selects gain values that provide appropriate actuator performance. The Auto-tune function includes a gain modifier selector that can be used to increase or decrease the calculated gain in order to achieve optimal performance. Easy DIP switch configuration for tuning mode and other common settings. For custom settings, tuning sets can be modified with a handheld or with ValveSight software, to accommodate a wide range of actuator sizes and types.
    2nd Generation HART Digital
  • The Flowserve Logix 520MD+ Digital HART Positioner utilizes state-of-the-art piezo technology to provide superior performance and reliability. The Logix 520MD+ Positioner is designed to withstand severe environments; it is equipped with over 130 helpful warning alarms that can warn against potential failure of the valve, actuator, and positioner. When utilized with the ValveSight DTM Software many diagnostic tools are available to quickly diagnose problems and potential issues.
    3rd Generation HART Digital
  • The Beta positioner is a single or double-acting, force balanced instrument that provides fast, sensitive and accurate positioning of diaphragm or cylinder actuators. It is available with either a pneumatic module for air control signals or an electro-pneumatic (I/P) module for milliamp current control signals. Designed for high performance, this positioner is compact, field reversible and ruggedly built for reliability in severe industrial environments.
    Analog Electro-Pneumatic
  • CavControl valve trim lowers cavitation damage by controlling the location and concentration of cavitation vapor bubble implosions in an area away from metal parts. CavControl trim utilizes a number of small, diametrically opposed flow holes through the walls of a special seat retainer.
    Cavitation Control Trim
  • CavStream valve trim lowers cavitation damage by controlling the location and concentration of cavitation vapor bubble implosion in an area away from metal parts. CavStream trim utilizes a number of small, diametrically opposed flow holes through the walls of a special plug.
    Low Cv Cavitation Trim
  • The Valbart CEGV compact expanding gate valve is a fabricated body-expanding gate valve manufactured andtested in accordance with API 6D, latest edition. The compact expanding gate design features a full-bore diameter, with a compact, non-through conduit design providing a compact and lightweight valve package. Valbart expanding gate valves are engineered to achieve tight shutoff at high and/or low pressures in liquid or gas services. The expanding gate and segment design provides a high-integrity seal for a variety of critical applications, while affording lower operating friction.
    Compact Expanding Gate
  • ChannelStream trim prevents cavitation from forming and minimizes hydrodynamic noise even in the most challenging liquid applications. Staged pressure drops eliminate cavitation by maintaining pressure above the vapor pressure, never allowing cavitation to form.
    Cavitation Elimination Trim
  • In the food and beverage industry as well as in biotechnology, pharmacy and other areas where perfect cleanliness and sterile valves are required, Flowserve has the solution. Our products meet the USDA and 3A requirements and can be supplied for Clean In Place (CIP) and Steam In Place (SIP).
    Sanitary & Aseptic
  • By using an extended bonnet, the packing, gaskets and seals of ColdFlow valves are protected from cryogenic temperatures, thus ensuring their sealing properties. Optional special gaskets and packing can be used to operate at temperatures as low as -69 °C. Depending on the application, Flowserve cryogenic valves are available with a top entry design for the easy maintenance of valves located in a cold box or with a simple extended bonnet attached to the valve body.
    Cryogenic
  • The Valbart Cryogenic Ball Valve meets demanding end-user requirements for leak rate and fugitive emission performance. It's body construction and flexible trim configurations ensure proper safe isolation. It is bi-directional (std) or uni-directional (upon request), side entry or top entry with fire-safe design, with an anti-static feature and automatic cavity relief.
    Cryogenic Side-Entry
  • DiamondBack trim prevents cavitation from forming and minimizes hydrodynamic noise even in the most challenging liquid applications. Staged pressure drops eliminate cavitation by maintaining pressure above the vapor pressure, never allowing cavitation to form. DiamondBack combines new advances in pressure drop management with previously proven technologies to create the most effective device capable of eliminating cavitation in the most demanding services.
    Dirty Media Cavitation Trim
  • Double Block and Bleed Valve is a side-entry ball valve, with either a bolted or welded body, designed for use in upstream, midstream and downstream oil and gas applications. It requires two in-line isolation valves and a bleed valve used to drain or vent trapped fluid between the two closure elements in order to safely isolate the downstream pipe. This feature can be achieved with one single valves complete with a bleed port between the obturators.
    Double Ball & Operator Side-Entry
  • The DrainFlow Series 051000 valve is typically used for on-off bottom drain tank applications, where flushing or fluid transfer is necessary. The valve mounts flush to the tank with a plug extending into the tank and with the seat ring flush with the inner wall of the tank. The valve’s compact, lightweight design is ideal for in-line maintenance under the tank. It can be specified with either a 45° or 60° outlet angle. Other options include bellows seal, normalising fins, a special pocketfree body, steam jacketing or a plug that retracts into the body (as opposed to the standard design with an extending plug). The tank flush valve can also be supplied as a control valve.
    Tank Bottom
  • The Duball DL is a high-performance, metal-seated, full-bore ball valve, equally suitable for isolation, on-off and modulating control applications. The excellent characteristics of NAF Duball DL are particularly beneficial under the most challenging operating conditions in the process industry, where difficult media and demanding pressure conditions make severe demands on the design, materials and performance.
    Metal Seated Split-Body Full Port
  • The Duball DL is a high-performance, metal-seated, full-bore ball valve, equally suitable for isolation, on-off and modulating control applications. The excellent characteristics of NAF Duball DL are particularly beneficial under the most challenging operating conditions in the process industry, where difficult media and demanding pressure conditions make severe demands on the design, materials and performance.
  • The NAF Duball DL Ceramic is a ball valve that is internally lined with ceramic for erosive and abrasive media. It is primarily intended for control but has a sealing class as for a shut-off valve. The valve represents a concrete result of our product philosophy which is focused on functionality, high quality and low life cycle costs, and is based on concentrating our range to a limited number of valve types, but all of them suitable for a wide variety of applications.
    Ceramic Lined and Ball
  • The NAF Duball DL Ceramic is a ball valve that is internally lined with ceramic for erosive and abrasive media. It is primarily intended for control but has a sealing class as for a shut-off valve. The valve represents a concrete result of our product philosophy which is focused on functionality, high quality and low life cycle costs, and is based on concentrating our range to a limited number of valve types, but all of them suitable for a wide variety of applications.
    Ceramic Lined
  • The NAF Duball DL Pocket Valve is the pulp and paper industry's choice for a reliable and robust valve solution that allows for safe removal of sand or debris in separator and junk trap applications during normal process operation. Building on years of experience in providing flow control solutions in harsh environments, the Duball DL Pocket Valve is specifically designed to ensure continuous process uptime and throughput by allowing process pressure to be maintained while unwanted process particles are eliminated.
  • The NAF Duball DL Pocket Valve is the pulp and paper industry’s choice for a reliable and robust valve solution that allows for safe removal of sand or debris in separator and junk trap applications during normal process operation. Building on years of experience in providing flow control solutions in harsh environments, the Duball DL Pocket Valve is specifically designed to ensure continuous process uptime and throughput by allowing process pressure to be maintained while unwanted process particles are eliminated.
    Full Port Pocket
  • The Argus EK71 ball valve with its many innovative design features represents the highest standards in valve technology and is designed to meet the API-6D, ANSI 16.34 and BS 5351 requirements. One piece low temperature forged Carbon Steel body design (end entry) with superfine finished seat supported ball, anti-blowout stem, compact ball seats and anti-static device. Long life double stem seal system and stem supported in bearings to ensure seals are free from operating loads. Stem sealing construction complies with the latest TA-Luft and EPA (Method 21) fugitive emissions requirements.
    End-Entry Small Bored
  • The Argus FK75C split-body, full-bore, floating ball valve represents the highest standards in valve technology. Its superfine-finished, seat-supported ball is just one of its many important design features. Others include an anti-blow out stem, long-life, double-stem seal system and stem supported in bearings to ensure seals are free from operation loads.
    Split-Body Chemical Coated & Cladded
  • The Argus FK75M ball valve with its many innovative design features represents the highest standards in valve technology and is designed to meet the API-6D, ANSI 16.34 and BS 5351 requirements. Long lifetime and low operating torques due to the clear separation between the sealing and bearing functions. Split body design with superfine finished padmounted ball, anti-blow-out stem, spring loaded ball seats with cavity relief and anti-static device. Long life double stem seal system and stem supported in bearings to ensure seals are free from operating loads. Stem sealing construction complies with the latest TA-Luft and EPA (method 21) fugitive emissions requirements.
    Side-Entry Large Bore
  • The FK76C split-body, full-bore, trunnion-mounted ball valve represents the highest standards in valve technology. Its superfine finished, trunnion-mounted ball design is just one of its many important design features. Among them are an anti-blow out stem,long-life, double-stem seal system and stem supported in bearings to ensure seals are free from operation loads.
    Metal Seated 2-Piece
  • Argus FK76M trunnion mounted ball valves are engineered to deliver long-lasting, tight shut-off performance in oil and gas, petrochemical and chemical industry applications. It features a modular design that allows simplified adaptation to diverse safety, emissions and performance requirements. The FK76M ball valve is available in standard and severe service designs and offers metal-seated and soft-seated configurations for reliable sealing performance. Special and customized designs are also available for ultimate high cycle, high temperature and similar challenging applications. These valves are designed to meet API 6D and ASME B16.34 requirements (API 608 on request). Fugitive emission to ISO 15848 (API 641 on request). Fire-safe to API 607 or ISO 10497.
    Side-Entry 3-Piece
  • The Argus FK79 ball valve with its many innovative design features represents the highest standard in valve technology and is designed to meet the API 6D, ANSI 16.34 and BS 5351 requirements. Split body design with superfine finished seat supported ball, anti-blow-out stem, compact ball seats and anti-static device. Long life double stem seal system and stem supported in bearings to ensure seals are free from operating loads. Stem sealing construction complies with the latest TA-Luft and EPA (method 21) fugitive emissions requirements and fire-safe to BS 6755 and API 607.
    Side-Entry Small Bore
  • The Valtek FlowAct pneumatic diaphragm actuator from Valtek is a high-thrust, multi-spring actuator for direct or reverse action, easy installation and field reversible without additional parts.
    Spring Diaphragm
  • The Valtek FlowTop GS control valve (types V746 and V748) improves the reliability and uptime of production processes while minimizing operating and maintenance costs. Designed for general service applications, the FlowTop GS globe valve is a competitively priced, fully integrated valve-actuator-instrumentation package for continuous process flow loop control throughout the plant.
    General Service
  • The Valtek GS is a fully integrated valve-actuator-instrumentation package for a continuous process, non-critical flow loop controlled throughout the plant. Engineered from the ground up, the Valtek GS has achieved optimum performance at minimum total cost. It does this by pursuing the simple design philosophy of building an instrumented control valve package that is “everything it needs to be” by providing the breadth and depth of engineered control under the Valtek trusted name.
    General Service
  • The Argus HK35 ball valve with its many innovative design features represents the highest standards in valve technology and is designed to meet the API-6D, ANSI 16.34 and BS 5351 requirements. Long lifetime and low operating torques due to the clear separation of the sealing and bearing functions, on both ball and stem. The Argus HK35 has all the benefits of the FK76M in a high-pressure design. It is designed to perform in severe conditions where compliance to the highest demands in tightness for leak rate and fugitive emission is mandatory.
    Small Bore High-Pressure
  • The HPFlow is designed for high pressure applications up to 60,000 psi for very special needs. With the unique split body design it is possible to clamp the seat in between the body parts to handle these extreme pressure ratings. In combination with high pressure there is very often the need to handle also high diferential pressure. In this case the HPFlow series offers an axial multi-stage trim design.
    HP to 60K PSI
  • The Kämmer KA & KP Series 2 actuators types P2, P3, P4 and P5 are powerful and compact. By using stainless steel material the actuators have far reaching resistance to corrosion even without a protective coating. Accessories such as positioners, limit switches or solenoid valves etc. can be fitted according to NAMUR. Compact versions with enclosed accessories are also available.
    Spring Diaphragm
  • The Flowserve Limitorque L120 electric actuator is designed for a wide range of environmental applications in power, chemicals, oil & gas, mining, pulp & paper, and water industries. 
    Intrusive Multi-Turn Electric Actuators
  • The Limitorque LDG Direct Gas powered scotch yoke actuator series is specifically designed to be operated by high pressure natural gas, or any other high pressure pneumatic fluid up to a maximum of 105 barg (1500 psig). LDG actuators are ideal for pipeline applications where no external sources of motive power are present and provide a robust heavy duty design and long service life with industry leading maintenance intervals. This makes them the actuator of choice for installation in remote or unmanned facilities.
    Direct Gas Powered
  • The Limitorque LHS and LHH Hydraulic Scotch Yoke actuator series are designed to meet or exceed the most current and stringent safety and reliability standards for application in the oil and gas industry. LHS and LHH are ideal where hydraulic motive power is preferred for the operation of quarter-turn valves and for applications requiring a robust heavy duty design, long service life, high-torque and high-speed operation.
    Heavy Duty High Torque
  • Many years of experience in the manufacture of lined ball and plug valves and the sophisticated experience of manufacturing excellent reproducible trims for linear valves are combined in this new product. High quality lining materials such as PFA (standard), PVDF, PP, ETFE and FEP as well as PFA antistatic, cover most mediums and applications. The revolutionary PTFE bellows design allows a standard pressure rating of CL150. The increased flow capacity means that the most economical valve can be chosen for the application.
    Fluoropolymer Lined
  • The Limitorque LPC series is a compact pneumatic scotch yoke actuator for on/off, inching and light modulating applications on quarter-turn small-to-medium sized valves in general and protective services for the oil & gas market. Equipment performance and safety standards continue to evolve and increase across the infrastructure industries. These stringent demands are particularly dynamic in oil and gas, where perpetually increasing emphases on personnel safety and equipment uptime is the norm. To more aggressively meet these demands, Flowserve Limitorque is offering the LPC Pneumatic Compact Scotch yoke actuator, specifically designed to meet or exceed the latest and most rigorous of these requirements.
    Compact Scotch Yoke
  • Limitorque's LPS heavy-duty pneumatic scotch yoke actuator is the innovative, reliable choice for on/off, inching and modulating automation applications on quarter-turn medium-to-large sized valves in general and protective services for the oil & gas market. LPS actuators provide up to 550 kNm (405 659 ft-lb) of heavy-duty torque. Enhanced performance is achieved by using a superior Scotch yoke support design that significantly reduces transverse loads. LPS actuators feature modular construction to minimize repair time and initial cost while maximizing process availability.
    Heavy Duty Scotch Yoke
  • The Limitorque LRP provides durable functionality and prolonged service life through unique features such as piston support rods within the actuator, ensuring that side loads generated by the pistons are transmitted through bearings in the end cap and not the body. This eliminates the need for the body to be used as a loadbearing surface and promotes longer service life. The support rod design of the Limitorque LRP actuator distinguishes it from the standard rack and pinion design and offers reliable operation, performance stability and longer service life.
    Twin Piston Rack & Pinion
  • The Valtek Mark 100 control valve is designed to meet the needs of large applications. It offers the highest flow capacity, as well as fast, easy maintenance in both gas and liquid control. The Mark 100 also has longer stroke lengths, providing finer control and resulting in superior process control in smaller valve sizes.
    High Capacity CL150-600
  • The Valtek® Compressor Anti-Surge Valve from Flowserve represents a revolutionary solution to anti-surge control by combining precise control and exceptional responsiveness in a simple, reliable package. It protects compressors from catastrophic surge damage by providing exceptional response for driving the valve open when needed and in a steady-state position when in recycle. Key components: • Mark 100SC™ angle body valve • Logix 3800JF™ positioner • MegaStream™ noise control • Stealth™ noise control • Linear piston actuators • Actuator cushions • SpiralTrack™ feedback
    Compressor Anti-Surge
  • The Mark 200 is one of the most dynamic Flowserve control valve offerings designed to meet the needs of high-pressure large capacity applications. It offers the highest flow capacity, as well as fast, easy maintenance in both gas and liquid control. The Mark 200 also has longer stroke lengths, providing finer control and resulting in superior process control in smaller valve sizes.
    High Capacity CL900-1500
  • The Valtek Mark Eight control valve features a unique Y-style globe body that provides higher flow capacities and less process turbulence than conventional globe valves.
    Y-Pattern
  • The Valtek Mark Four Tek-Check, non-slamming piston check valve, provides rugged performance and reliable service in corrosive and non-corrosive, gas and liquid applications. The smooth, nearly-constant area internal passages allow for high capacity flow with minimum turbulence. When the flow ceases or is reversed, the piston closes slowly, preventing pressure surges. The non-slam design is also effective in dampening pulsating flow.
    Non-Slam Piston Check
  • The Valtek Mark One globe control valve offers superior performance in liquid and gaseous services, while also permitting easy, fast, and inexpensive maintenance. In standard plug and seat single-stage configuration, the base design provides various design advantages over conventional cage-guided designs. With the ability to be fitted with severe service trims for cavitation, noise, and erosion applications, the Mark One is the most versatile control valve platform.
    Engineered Globe
  • A three-way version of the widely used Valtek Mark One valve, the Valtek Mark One 3-Way valve is used for combining or diverting service. Like the Mark One, it offers superior performance in liquid and gaseous services in simple, rugged design.
    Multi-Port
  • The Mark One-X offers a cost-effective means of installing a small valve in a much larger line without line reducers or expanders. It is identical to a standard Mark One except for its body, which has expanded outlets.
    Expanded Outlets
  • The Flowserve Valtek Mark Six is a globe-style, single-seat, top-entry automatic control valve with a fabricated extension for cold box cryogenic applications to -425°F/‑218°C. Mark Six bodies are constructed of bronze or austenitic stainless steel for high impact strength at low temperature and minimum heat transfer. Mark Six is designed for high flow capacity with a minimum of mass to reduce boil-off on valve cool-down.
    Cryogenic
  • Built from the same basis of design principles as the Mark One but fabricated from bar stock, the Mark Two is an extremely versatile control valve. Due to its constructions, it is available in many different configurations with shorter lead times than conventionally cast valve bodies, even in high-pressure classes or special alloys.
    Barstock Body
  • The MaxFlo 4 is a high-performance eccentric rotary plug control valve. The flow path is unobstructed by the shaft, allowing higher capacity for a given valve size. This noncrossover shaft design also eliminates shaft damage from erosive process fluids. The shaft is designed per ASME B16.34 Section 6.5 to prevent the stem from being removed while the valve is under pressure for increased safety.
    Eccentric Plug
  • MegaStream control valve trim reduces control valve noise and vibration in a wide range of gas applications. MegaStream works to reduce noise by up to 30 dBa through staging, frequency shifting, attenuation and velocity control. With decades of proven experience, the MegaStream control valve is the one of the most common solutions to control valve noise.
    Multi-Stage Cage Noise Reduction Trim
  • Multi-Z valves are used if solids are entrained in the medium and if there is a possibility of cavitation forming. In addition this multiple stage valve is capable of reducing high-pressure differentials via a multiple stage relief process. Flowserve reduces pressure via division in partitions, a course which is different to that pursued by other suppliers. The major advantage is a noticeable reduction in wear combined with an extremely low-noise control valve. Likewise deviating from conventional procedures, in order to avoid cavitation a physically optimized technology has been implemented that achieves significantly better results.
    Heavy Dirty Media Cavitation Trim
  • The Limitorque MXa, non-intrusive electric actuator is designed for a wide range of environmental applications in power, chemicals, water, oil &gas, and general industries. 
    Non-Intrusive Multi-Turn Electric Actuators
  • The Valtek NR diaphragm actuator is a compact actuator with high torque and pneumatic stiffness for excellent throttling capabilities. The splined shaft connection eliminates backlash for precise control. Designed for supply air pressures to 80 psi (6 Bar). The high stiffness and rolling diaphragm provides firm control from 0 to 90 degrees.
    Spring Diaphragm