Quality
Assurance
Quality is a key improvement driver for us and it is integral part of our business. VSI Controls products are designed, manufactured and tested according to the highest available standards and we are committed to continuous improvement. We reached the most important system certifications and product licenses operating in compliance with all the main applicable international industry standards.
Click on the links below to download our certificates.
ISO 9001-2015-Accredia-Ita
ISO 9001-2015-Ukas-Ita
ISO 9001-2015-Accredia-Eng
ISO 9001-2015-Ukas-Eng
PED 2014/68/UE-Eng
ATEX 2014/34/UE-Eng
TR-CU 010-declaration-Rus
TR-CU 032-declaration-Rus
TR-CU 010-exemption-Rus
TR-CU 032-exemption-Rus
TR-CU 012-Atex-Ru
TR-CU 032-Ped-Rus
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TYPE: Multistep multipath trim for microflow applications
NOMINAL DIAMETER: 1” to 2”
PRESSURE CLASS: ANSI Class 150 to 2500
MATERIALS: A variety of forged steel alloys
MOUNTING OPTIONS: In all globe valve series
FLOW DIRECTION: Over the plug
TYPE: Multistep trim for microflow applications
NOMINAL DIAMETER: 1” to 2”
PRESSURE CLASS: ANSI Class 150 to 2500
MATERIALS: A variety of forged steel alloys
MOUNTING OPTIONS: In all globe valve series
FLOW DIRECTION: Over the plug
TYPE: Multistage cage trim for liquid service in flow to close application
NOMINAL DIAMETER: 2” to 36”
PRESSURE CLASS: ANSI Class 150 to 2500
MATERIALS: A variety of forged steel alloys
MOUNTING OPTIONS: In all globe valve series
FLOW DIRECTION: Over
LEAKAGE CLASS: V with metal seat, VI with soft seat
A Multistage Cage Trim to Avoid Cavitation in Liquid Application Under High Pressure Drop
TYPE: Multistep – multipath trim for gas and liquid, in flow to open design
NOMINAL DIAMETER: 1,5” to 36”
PRESSURE CLASS: ANSI Class 150 to 2500
MATERIALS: A variety of forged steel alloys
MOUNTING OPTIONS: In all globe valve series
FLOW DIRECTION: Under
LEAKAGE CLASS: V with metal seat, VI with soft seat
Delta Trim Eliminates Cavitation in Fluids And Provides Substantial Noise Reduction In Gas Applications
TYPE: Beta (Fixed Plate) multistage attenuator trim for gas or liquid flow
NOMINAL DIAMETER: 1”, 5” to 24”
PRESSURE CLASS: ANSI Class 150 to 2500
MATERIALS: A variety of forged steel alloys
MOUNTING OPTIONS: Inside downstream piping
FLOW DIRECTION: Downstream
Beta Attenuator Plates Offer An Inexpensive Alternative To Reduce Noise In Special Gas Applications, or to avoid cavitation in liquid applications
TYPE: Special trim with multistage silencers in flow to open for gas application
NOMINAL DIAMETER: 1” to 24”
PRESSURE CLASS: ANSI Class 150 to 2500
MATERIALS: A variety of forged steel alloys
MOUNTING OPTIONS: In all globe valve series
FLOW DIRECTION: Under the plug
LEAKAGE CLASS: V with metal seat, VI with soft seat
An Economic Trim Alternative to Reduce Noise In Gas Applications Up To 20 dBA
TYPE: Special cage trim for severe service on liquid flow
NOMINAL DIAMETER: 1” to 16”
PRESSURE CLASS: ANSI Class 150 to 2500
MATERIALS: A variety of forged steel alloys
MOUNTING OPTIONS: In all globe valve series
FLOW DIRECTION: Over the plug
LEAKAGE CLASS: V with metal seat, VI with soft seat
Alpha Trim Offers An Economical Solution To Resolve Low To Medium Cavitation Applications
SIZES: 1/2” through 10”
RATING CLASS: 150 through 1500
BODY MATERIALS: Carbon Steel, Chrome – Moly, Stainless Steel, Most other Alloys
END CONNECTIONS: Flanged ANSI 150 through 1500
TRIM: Stainless Steel, Most other Alloys
FEATURES: Pilot operated regulators, low minimun regulating pressure, several membrane materials available, single or double seat design
SIZES: 1” through 20”
RATING CLASS: 150 through 1500
BODY MATERIALS: Carbon Steel, Chrome – Moly, Stainless Steel, Most other Alloys
END CONNECTIONS: Flanged ANSI 150 through 1500
TRIM: Stainless Steel, Most other Alloys
FEATURES: Direct operated spring pressure regulator, high rangeability, several membrane materials available, low and high temperature design
SIZES: 1” through 2”
RATING CLASS: 150 through 600
BODY MATERIALS: Carbon Steel, Chrome – Moly, Stainless Steel, Most other Alloys
END CONNECTIONS: Flanged ANSI 150 through 600
TRIM: Stainless Steel, Most other Alloys
FEATURES: Direct operated pressure relief, backpressure valve, high rangeability, several membrane materials available, cryogenic design
SIZES: 1/2” through 2”
RATING CLASS: 150 through 1500
BODY MATERIALS: Carbon Steel, Chrome – Moly, Stainless Steel, Most other Alloys
END CONNECTIONS: Flanged ANSI 150 through 1500 NPT, GAS/BS
TRIM: Stainless Steel, Most other Alloys
FEATURES: Direct operated pressure reducing valve, high rangeability, several membrane materials available, cryogenic design
SIZES: 1/2” through 2” water side, 2” through 10” steam side
RATING CLASS: 150 through 2500
BODY MATERIALS: Carbon Steel, Chrome – Moly, Stainless Steel
END CONNECTIONS: Integral Flanges, Flangeless (water- style assembly), BW
TRIM: Stainless Steel, Most other Alloys
FEATURES: Good atomization even with very low steam velocity, suitable for very low flow rates
SIZES: 1/2” through 2” water side, 2” through 40” steam side
RATING CLASS: 150 through 2500
BODY MATERIALS: Carbon Steel, Chrome – Moly, Stainless Steel
END CONNECTIONS: Integral Flanges Flangeless (water- style assembly) BW
TRIM: Stainless Steel, Most other Alloys
FEATURES: A variety of nozzle dimensions available, no practical limitations in ow rate and operating conditions, no upper limitations in pipe size, with multiple nozzle layout, internal protection linear available, water distribution piping designed with free expanding design
SIZES: 1” through 3” water side, 2” through 8” steam side
RATING CLASS: 150 through 2500
BODY MATERIALS: Carbon Steel, Chrome – Moly, Stainless Steel
END CONNECTIONS: Flanged ANSI 150 through 2500
TRIM: Stainless Steel, Most other Alloys
FEATURES: Easy and versatile design, no practical limitations in flow rate and operating conditions, no upper limitations in pipe size, with multiple nozzle layout
SIZES: 1” through 3” water side, 3” through 4” steam side
RATING CLASS: 150 through 2500
BODY MATERIALS: Carbon Steel, Chrome – Moly, Stainless Steel
END CONNECTIONS: Flanged ANSI 150 through 2500
TRIM: Stainless Steel, Most other Alloys
ACTUATORS: Double acting cylinder with spring for failsafe action
FEATURES: High rangeability, good water atomization also at minimum flow variety of size of spray nozzle sizes, accurate control capability, minimun dimension thanks to built-in control system, available for cryogenic application, high differential pressure allowed, with multistage trim design
COMMUNICATION PROTOCOL: Hart® version 7
POWER SUPPLY: Two-wire, Loop powered, 4-20 mA, Protected against reverse polarity
INPUT SIGNAL: 4-20 mA (3.8 mA min.)
SUPPLY PRESSURE: 30 to 120 psig (2.1 to 8.3 bar)
OPERATING TEMPERATURE: -40°F to 185°F (-40°C to 85°C)
CHARACTERIZATION: Linear, Equal percent or Customized (with characterizable curve of 21 point)
FEATURES: Better accuracy and value than E/P positioner, auto calibration and auto tuning functions, locally programmable without opening the device, as well as using HART portable calibrator or computer, large backlit display, single-acting and double-acting capability, 2-stage relay provides fast PID response, RFI & EMI immune, accessories included, adaptive technology to achieve condition fast and easy set-up.
SIZES: 235, 335, 435 mm
ACTION TYPE: Single acting air to open, Single acting air to close, Double acting with spring to close, Double acting with spring to open, Double acting
CYLINDER MATERIAL: CS, SS
AIR SUPPLY: Up to 150 psi (10,3 bar)
OPERATING TEMPERATURE: -40 to 350° F (-40 to 175°C)
OPTIONS: Disengaging handwheel, limit stops, positioners, solenoids, limit switches
FEATURES: Others
SIZES: 25, 50, 100, 200, 300
ACTION TYPE: Single acting air to open, Single acting air to close, Double acting with spring to open, Double acting with spring to close, Double acting
CYLINDER MATERIAL: Cast anodized aluminium alloy
AIR SUPPLY: Up to 150 psi (10,3 bar)
OPERATING TEMPERATURE: -40°F to 350°F (-40°C to 175°C)
OPTIONS: Top mounted push only handwheel, side mounted or top mounted continuosly connected handwheel, limit stops, positioners, solenoids, limit switches, others
SIZES: 15, 25, 50, 100, 200, 300, 400, 600
ACTION TYPE: Single acting air to open, Single acting air to close, Double acting with spring to open, Double acting with spring to close, Double acting
CYLINDER MATERIAL: Cast anodized aluminium alloy
AIR SUPPLY: Up to 150 psi (10,3 bar)
OPERATING TEMPERATURE: -40°F to 350°F (-40°C to 175°C)
OPTIONS: Disengaging handwheel, limit stops, positioners, solenoids, limit switches, others
SIZES: 100, 200, 300
ACTION TYPE: Single acting air to open, Single acting air to close, Double acting with spring to open, Double acting with spring to close
CYLINDER MATERIAL: Cast anodized, Alluminium Alloy, Steel option
AIR SUPPLY: Up to 150 psi (10,3 bar)
OPERATING TEMPERATURE: -40°F to 350°F (-40°C to 175°C)
OPTIONS: Disengaging handwheel, limit stops, positioners, solenoids, limit switches, others
SIZES: 2” through 48” (50 through 1200 mm)
RATING CLASS: 150 through 2500
BODY MATERIALS: Carbon Steel, Chrome Moly, Stainless Steel, Duplex, Most other Alloys
END CONNECTIONS: Integral flanges, ANSI 150 – 2500 UNI –DIN 10-400, BW
TRIM: Stainless Steel, Duplex Most other Alloys
ACTUATOR: Double Acting cylinder with spring for failsafe action, Pneumatic Scotch Yoke, Electric, Hydraulic options
FEATURES: Side entry split body, trunnion design, high flow capacity, high rangeability, accurate control capability, class V and VI sealing capability, noise reduction on gas, anti cavitation on liquid, compatible with dirty fluids
SIZES: 4” through 36” (100 through 900 mm)
RATING CLASS: 150 through 900
BODY MATERIALS: Carbon Steel, Stainless Steel, Most other Alloys
END CONNECTIONS: Integral flanges, Flangeless (wafer- style assembly), Lug type, Flange drilling-rating, ASME B16.5 Class 150 to 900, EN 1092-1 PN10 to 160
TRIM: Carbon Steel, Stainless Steel, Most other Alloys
ACTUATOR: Pneumatic, Hydraulic, Electric
FEATURES: Unique triple offset, quarter turn geometry for non-rubbing design, design meets API 609, ASME B16.34, EN 12516, EN 593, resilient metal sealing and torque seating for zero leakage tightness performance (tested to API 598), Stellite® gr. 21 overlay on seat for extended valve service life on a wide range of applications, all-metal construction for inherently re safe valve design, blow-out proof stem as per API 609 requirements
SIZES: 2” through 36” (50 through 900 mm) *2” through 24” (50 through 600 mm)
RATING CLASS: 150 through 600, *900 and 1500
BODY MATERIALS: Carbon Steel, Chrome Moly / Stainless Steel, Duplex, Most other Alloys
END CONNECTIONS: Integral flanges, UNI – DIN 10-250, Flangeless (wafer style assembly), LUG type
TRIM: Carbon Steel / Stainless Steel Duplex, Most other Alloys
ACTUATOR: Double Acting cylinder with spring for failsafe action, Electric, Hydraulic options
FEATURES: Double offset configuration, leakage class IV, V and VI, bi-metallic seal ring for bidirectional flow, cryogenic design, drilled wing design for anti cavitation or noise reduction available
*High pressure
SIZES: 1″ through 16″ (25 through 400 mm)
RATING CLASS: 150 through 600
BODY MATERIALS: Carbon Steel, Chrome Moly, Stainless Steel, Most other Alloys
END CONNECTIONS: Integral flanges, ANSI 150 – 600 UNI-DIN 10-50, Flangeless (wafer-style assembly)
TRIM: Stainless steel 316 L Hastelloy C Inconel
ACTUATOR: Double Acting cylinder with spring for failsafe action, Electric, Hydraulic options
FEATURES: V-notch Ball, high rangeability bidirecional seat, non-crossover shaft, class IV and VI shut-off
SIZES: 1″ through 12″ (25 through 300 mm)
RATING CLASS: 150 through 600
BODY MATERIALS: Carbon Steel, Chrome Moly, Stainless Steel, Duplex, Hastelloy, Monel, Alloy 20, Bronze, CZ 100, Titanium, Most other Alloys
END CONNECTIONS: Integral flanges, ANSI 150 – 600 UNI-DIN 10-100, Flangeless (wafer-style assembly)
TRIM: 17-4PH (standard) 316 with Alloy 6
ACTUATOR: Double Acting cylinder with spring for failsafe action, Electric, Hydraulic options
FEATURES: High Cv capacity, non-crossover shaft, std. anti blow-out proof stem, class IV and VI shut – off, NACE noise attenuator available
SIZES: 1/2″ through 6″ (12 through 150 mm)
RATING CLASS: 150 through 600
BODY MATERIALS: Stainless Steel, Alloys for cryogenic service
END CONNECTIONS: Integral flanges, ANSI 150-1500, UNI-DIN 10-250, SW or BW
TRIM: Equal percentage, Linear, Quick Open, Stainless Steel, other cryogenic alloys
ACTUATOR: Double Acting cylinder with spring for failsafe action, Electric, Hydraulic options
FEATURES: Top entry design, light weight body, leakage Class VI, suitable down to -218oC (-360oF)
SIZES: 1 1/2” through 14″ (40 through 350 mm)
RATING CLASS: 150 through 600
BODY MATERIALS: Carbon Steel, Chrome-Moly, Stainless Steel, Most other Alloys
END CONNECTIONS: Integral flanges, ANSI 150-1500, UNI-DIN 10-100, SW or BW, NPT
TRIM: Equal percentage, Linear, Quick Open, Stainless Steel, Most other Alloys
ACTUATOR: Double Acting cylinder with spring for failsafe action, Electric, Hydraulic options
FEATURES: “Y” type body, greater flow rate
capacity per size, streamlined flow path, almost straight passage area creates less turbulence through the valve and piping
SIZES: 1″ through 18″ (25 through 450 mm)
RATING CLASS: 150 through 1500
BODY MATERIALS: Carbon Steel, Chrome-Moly, Stainless Steel, Most other Alloys
END CONNECTIONS: Integral flanges: ANSI 150-1500, UNI-DIN 10-250
TRIM: Equal percentage, Linear, Quick Open, Specific hardened metal for each application
ACTUATOR: Double Acting cylinder with spring for failsafe action, Electric, Hydraulic options
FEATURES: Specially designed for severe, flashing and erosive service, slurry fluids
SIZES: 1/2″ through 6″ (12 through 150 mm)
RATING CLASS: 150 through 4500
BODY MATERIALS: Any forged material
END CONNECTIONS: Integral flanges ANSI 150 – 4500, UNI – DIN 10-640, SW or BW, NPT, Grayloc®
TRIM: Equal percentage, Linear, Quick Open, Quick change seat, Stainless Steel 316 or 420, Most other Alloys
ACTUATOR: Double Acting cylinder with spring for failsafe action, Electric, Hydraulic options
FEATURES: Globe and Angle configuration, extremely wear resistant, can meet any custom face to face requirements
SIZES: 1″ through 24″ (25 through 600 mm)
RATING CLASS: 900, 1500 and 2500
BODY MATERIALS: Carbon Steel, Chrome-Moly, Stainless Steel, Duplex, Hastelloy, Monel, Alloy 20, Bronze, CZ 100, Titanium, Most other Alloys
END CONNECTIONS: Integral or separable flanges: ANSI 900-2500, UNI-DIN 150-400, SW or BW, NPT, Grayloc®
TRIM: Equal percentage, Linear, Quick Open, Quick change seat, Stainless Steel 316 or 420,Duplex, Most other Alloys
ACTUATOR: Double Acting cylinder with spring for failsafe action, Electric, Hydraulic options
FEATURES: Versatile configurations: single seat, cage, angle, 3-ways, steam jacketed, cryogenic, low noise anticavitation, reduced trims. Double top-stem guiding designed out of stream and large stem diameter ensures shutoff and no galling or sticking, simple to service and maintain
SIZES: 1/2″ through 4″ (15 through 100 mm)
RATING CLASS: 150 and 300
BODY MATERIALS: Carbon Steel, Chrome-Moly, Stainless Steel
END CONNECTIONS: Integral flanges ANSI 150 – 300, UNI – DIN 10-40, SW or BW, NPT
TRIM: Equal percentage, Linear, Quick Open, Quick change seat, Stainless Steel 316 or 420
ACTUATOR: Double Acting cylinder with spring for failsafe action
FEATURES: Integrated system with valve, actuator and digital positioner, versatile, robust and simple, compact and lightweight, high flow Cv coefficients, low emission packing, micro flow design available, high performance and fast delivery, general service & utilities
SIZES: 1/2″ through 36″ (15 through 900 mm)
RATING CLASS: 150, 300 and 600
BODY MATERIALS: Carbon Steel, Chrome-Moly, Stainless Steel, Duplex, Hastelloy, Monel, Alloy 20, Bronze, CZ 100, Titanium, Most other Alloys
END CONNECTIONS: Integral or separable flanges: ANSI 150-600, UNI-DIN 10-100, SW or BW, NPT, Grayloc®
TRIM MATERIALS: Equal percentage, Linear, Quick Open, Quick change seat, Stainless Steel 316 or 420, Duplex, Most other Alloys
ACTUATOR: Double Acting cylinder with spring for failsafe action, Electric, Hydraulic options
FEATURES: Versatile configurations: single seat, cage, angle, 3-ways, steam-jacketed, cryogenic, micro flow, bellows seal, low noise and anticavitation, reduced trims. Double top-stem guiding designed out of stream and large stem diameter ensures shutoff and no galling or sticking, Simple to service and maintain
