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Control valve type Z

Single-ported globe control valves type Z® are used in automatic and remote control systems to control flow of gases and liquids. Wide range of material and design versions make the valves widely sought-after in chemical industry, heat and power generation industry, paper industry, food industry, metallurgy and coal mining (versions for Western Europe market is marked: BR11).

Nominal sizes DN15 ; 20 ; 25 ; 32 ; 40 ; 50 ; 65 ; 80 ; 100 ; 125 ; 150 ; 200 ; 250
Nominal pressure • PN10 ; 16 ; 25 ; 40 • CL150 ; CL300
Flow ratios 0,01 ... 630 m3/h
Plug characteristics and type linear, contoured, equal percentage, quick-opening (on-off)
Rangeability 50:1, non-catalogue - 100:1
Leakage class Basic : Class IV - Bubble : Class IV
Temperature range - 198 ... + 450°C
Body material Grey iron, spheroidal iron, carbon steel, stainless steel, other
  • range of nominal sizes from DN15 to DN250 for pressure values PN10 to CL300
  • various materials of valve body cast and internal parts, adapted to specific working conditions
  • wide range of flow ratios and control characteristics
  • reduction in aggressive and toxic media emissions to environment through application of bellow seal bonnets or bonnet packings meeting requirements of TA - LUFT
  • easy assembly and dismantling of valve internal parts for maitenance and service
  • high durability and reliability due to application of top-class materials and surface improvement processes (burnishing, stelliting, heat treatment, CrN coatings)
  • possibility of mating with reversible action P/R (column) multi-spring actuators and changing the spring range with no extra parts (keeping) the number of springs)
  • possibility of fitting actuators with top drive
  • possibility of performing diagnostics of “valve-actuator” system due to application of smart electro-pneumatic positioners
  • high tightness of closure due to application of soft valve seats (with PTFE seals in the whole range of flows and characteristics, for valve plugs, balanced and unbalanced
  • same flow ratios and control characteristics for “hard” valve seats (metal-to-metal) and “soft” valve seats (metal-gasket), for valve plugs, balanced and unbalanced
  • reliable actuator-stem and valve seat-body connections
  • small guiding sleeve control forces due to application of balanced valve plugs in valves DN40…250
  • top-class flat and bonnet packings
  • wide range of electric actuators
  • possibility of mating with NN type hand operated drives
  • possibility of special executions for oxygen, hydrogen, gas fuels, low temperature mediums (liquid oxygen, liquid nitrogen), acid gases containing H2S; explosive atmospheres as per 2014/34/EU - ATEX
  • competitive prices – due to simple and functional design of valves and actuators and applied materials
  • design and production process meets the requirements of Quality Management System ISO 9001 and Directive 2014/34/EU), and regulations of AD2000 Merkblatt, designated for installation on pipelines
We can adjust the control valve according to your individual needs. In such cases, please contact our technical support specialist.
PDF Plan >
Technical questionnaire to download >
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Control valve type Z1A

Single-ported globe control valves type Z1A are used in automatic and remote control instalations as flow control
Elements to adjust flow of liquids, steam and gases. Wide range of material and design versionsmakes the
Valves applicable in most demanding working conditions in power generation, petroleumchemistry, heating,
Chemical industry, metallurgy, etc. versions designated for Western Europe market can be marked BR12.

Nominal sizes DN15 ; 20 ; 25 ; 40 ; 50 ; 80 ; 100 ; 150 ; 200 ; 250 ; 300
Nominal pressure • PN10 ; 16 ; 25 ; 40 ; 63 ; 100 ; 160 ; 250 ; 320 ; 400 • CL150 ; CL2500
Flow ratios 0,01 ... 960 m3/h
Plug characteristics and type linear, contoured, equal percentage, quick-opening (on-off)
Rangeability 50:1, 100:1
Leakage class basic: class IV ; enhanced: class V ; tight (special) class VI
Temperature range - 196 ... + 650°C
Body material GP 240 GH carbon cast steel, WCB G17CrMo9-10 alloy cast steel, WC9 carbon cast steel, GX5CrNiMo acid resistant cast steel, CF8M
  • various materials of valve body and internal parts, adapted to specific working conditions
  • design provides noise reduction, enhanced resistance to cavitation and flashing, and elimination of choked flow
  • wide range of nominal pressures, PN10 to CL2500, and flow ratio and control characteristics
  • reduction in aggressive and toxic media emissions to environment through application of bellow seal bonnets or bonnet packings meeting requirements of TA-LUFT
  • easy assembly and dismantling of valve internal parts for maintenance and service
  • high durability and reliability due to application of top-class materials and surface improvement processes (burnishing, stelliting, heat treatment treatment, CrN coating)
  • Possibility of mating with reverse action P/R (column) and P1/R1 (cast yoke) multi-spring actuators, and changing the spring range with no extra parts (keeping the number of springs)
  • Possibility of fitting actuators with side-mounted (P1/R1) or top-mounted (P/R) handwheel
  • possibility of performing diagnostics of “valve - actuator” due to application of smart electro-pneumatic positioners
  • wide range of electric actuators
  • special designs for oxygen, hydrogen, gas fuels, low temperature fluids (liquid oxygen, liquid nitrogen), acid gasescontaining H2S with heat jacket; for potentially explosive atmospheres as per ATEX Directive 2014/34/EU
  • design and production process meet the requirements of QualityManagement System ISO 9001 and Directive 2014/34/EU, and regulations of AD2000 Merkblatt, designated for installation on pipelines.
We can adjust the control valve according to your individual needs. In such cases, please contact our technical support specialist.
PDF Plan >
Technical questionnaire to download >
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Control valve type Z1B

Single-ported globe control valves type Z1B are used in automatic and remote control instalations as flow
control elements to adjust flow of liquids, steam and gases. Wide range of materials, excellent pressure and
temperature parameters, multiple design variants, meeting requirements of various processes, make the valves
applicable under the most demanding working conditions in power generation, petroleum chemistry, heating,
chemical industry, metallurgy, etc. Versions designated for Western Europe market can be marked BR12.

Nominal sizes DN25 ; 40 ; 50 ; 80 ; 100 ; 150 ; 200 ; 250 ; 300 ; 400
Nominal pressure • PN10 ; 16 ; 25 ; 40 ; 63 ; 100 ; 160 ; 250 ; 320 ; 400 • CL150 ; CL2500
Flow ratios 10 ... 800 m3/h
Plug characteristics and type linear, contoured, equal percentage, quick-opening (on-off)
Rangeability 50:1, 100:1
Leakage class basic: class IV ; enhanced: class V ; tight (special) class VI
Temperature range - 196 ... + 650°C
Body material GP 240 GH carbon cast steel, WCB G17CrMo9-10 alloy cast steel, WC9 carbon cast steel, GX5CrNiMo acid resistant cast steel, CF8M
  • various materials of valve body and internal parts, adapted to specific working conditions
  • design provides noise reduction, enhanced resistance to cavitation and flashing, and elimination of choked flow
  • wide range of nominal pressures, PN10 to CL2500, and flow ratio and control characteristics
  • reduction in aggressive and toxic media emissions to environment through application of bellow seal bonnets or bonnet packings meeting requirements of TA - LUFT
  • easy assembly and dismantling of valve internal parts for maintenance and service
  • high durability and reliability due to application of top-class materials and surface improvement processes (burnishing, stelliting, heat treatment, CrN coatings)
  • possibility of mating with reverse action P/R (column) and P1/R1 (cast yoke) multi-spring actuators, and changing the spring range with no extra parts (keeping the number of springs)
  • possibility of fitting actuators with lateral (P1/R1) or top (P/R) handwheel
  • possibility of performing diagnostics of “valve-actuator” due to application of smart electro-pneumatic positioners
  • wide range of electric actuators
  • special executions for oxygen, hydrogen, gas fuels, low temperature fluids (liquid oxygen, liquid nitrogen), acid gases containing H2S; with heat jacket; for explosive atmospheres as per ATEX Directive 2014/68/EU
  • design and production process meet the requirements of Quality Management System ISO 9001 and Directive 2014/68/EU, and regulations of AD2000 Merkblatt, designated for installation on pipelines.
We can adjust the control valve according to your individual needs. In such cases, please contact our technical support specialist.
PDF Plan >
Technical questionnaire to download >
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Control valve type Z1B-M

Two types of control valves are used in power systems of energy boilers:
– minimum flow valves, intended for use in the recirculation circuits of pumps powering boilers,
– starting – feed check valves, designed to control the flow of water to boilers.

Nominal sizes DN50 ; 65 ; 80 ; 100
Nominal pressure • PN250, PN 320
Plug characteristics and type linear, modified, other
Leakage class basic: class IV ; enhanced: class V ; tight (special) class VI
Flow direction under the plug (FTO)
Body material carbon steel, alloy steel, stainless steel, other
  • The design of the valve makes it resistant to cavitation as a result of the application of the multi-cage labyrinthinethrottiing (multi-way) and the selection of appropriate materials such as: full stellite in case of plug and seat,titanium in case of stem, highly hardened throttling cages, alloy cast steel in case of body
  • special design enabling control of low flows in the conditions of high drops of pressure, as well as large flows inthe conditions of small drops of pressures
  • high leaktighiness of the closure
  • guaranteed leaktightness of outer seals, according to the requirements of the provisions of TA Luft, located inthe zone of low pressure
  • easy access to internal components of the valve
  • control or an-off function
  • the possibility of applying electrical, hydraulic or pneumatic drives
  • a wide range of assortments, the ability to adapt the valve to individual customers requirements in terms of connections, flow parameters, and other
  • additional equipment: quick exhaust valve for pneumatic actuators (quick opening), spring shock absorber forhydraulic or electric actuators (flexible contact of the plug onto seat)
  • hydraulic impact resistance (water hammer)
  • high durability and reliability.
We can adjust the control valve according to your individual needs. In such cases, please contact our technical support specialist.
PDF Plan >
Technical questionnaire to download >
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Control valve type Z3

Three-way control valves type Z3 are used in automatic systems and remote control systems as flow control
elements to adjust flow of liquids and gases. Type Z3M is designed to mix two streams of medium, whereas
type Z3R is designed to split one stream into two. Recommended for application in city-heating and HVAC
systems and many branches of industry. They can be delivered with P/R actuators (basic option) or with P1/
R1; P3/R3 actuators (upon request), electric actuators, handwheels type 20 or with no drives.

Nominal sizes DN15 ; 20 ; 25 ; 32 ; 40 ; 50 ; 65 ; 80 ; 100 ; 150 ; 200 ; 250
Nominal pressure • PN10 ; 16 ; 25 ; 40 • CL150 ; CL300
Flow ratios 0,63 ... 320 m3/h
Plug characteristics and type linear, contoured-piston, other
Rangeability 50:1
Leakage class basic: Class IV as per PN-EN 60534-4 (hard valve seat) - bubble-tight: Class VI as per PN-EN 60534-4 (soft valve seat)
Temperature range - 196 ... + 450°C
Body material grey iron, spheroidal iron, carbon steel, stainless steel, other
  • wide range of nominal dimensions, DN15…150 for nominal pressures PN10…40; CL150; CL300
  • various materials of valve body and internal parts casts, adapted to specific working conditions
  • wide range of flow coefficients
  • reduction in aggressive and toxic fluids emissions to environment through application of bellow seal bonnets or bonnet packings meeting requirements of TA - LUFT
  • easy assembly and dismantling of valve internal parts for maintenance and service
  • high durability and reliability due to application of top-class materials and surface improvement processes (burnishing, stelliting, heat treatment, CrN coatings)
  • possibility of mating with P/R multi-spring actuators (basic option), P1/R1. Full reversibility of actuator operation and changing the spring range with no extra parts
  • optional fitting of pneumatic actuators with a handwheel
  • option of diagnostics of “valve - actuator” system, thanks to application of smart electro-pneumatic positioners
  • high tightness of closure due to application of soft seats (PTFE sealing) in the whole range of flow ratios
  • same flow ratios and control characteristics for “hard” (metal-to-metal) and “soft” (metal-gasket) seats
  • reliable connection between actuator stem and valve, and between screwed in seat and body
  • top-class flat sealing and bonnet packing
  • broad range of electric actuators
  • possibility of mating with handwheels type 20 or NN
  • special executions for oxygen, hydrogen, acidic gases with H2S content, explosive atmospheres - as per ATEX Directive 2014/68/EU
  • competitive prices due to simple and functional design of valves and actuators and materials applied
  • design and production process meet the requirements of Quality Management System ISO 9001 and Direct ive 2014/68/EU, and regulations of AD2000 Merkblatt, designated for installation on pipelines.
We can adjust the control valve according to your individual needs. In such cases, please contact our technical support specialist.
PDF Plan >
Technical questionnaire to download >
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Control valve type Z33

Rotary plug control valves Z33 represent the design of valves, where change in flow ratio is achieved through
eccentrically set rotary plug.
Such structures are particularly useful for control of flow under heavy-duty conditions, with high probability of
cavitation and erosion.
Possibility of obtaining high flows and wide range of material and design variants make them ideal for application
in many branches of industry, such as power generation, metallurgy, chemical and petroleum industry, food
industry, paper industry, etc.

Nominal sizes DN25 ; 40 ; 50 ; 80 ; 100 ; 150 ; 200 ; 250 ; 300 ; 400 ; 450
Nominal pressure • PN10 ; 16 ; 25 ; 40 ; 63 • CL150 ; CL300
Flow ratios 3 ... 2160 m3/h
Plug characteristics and type linear, equal percentage
Rangeability 50:1
Leakage class - basic: class IV as per PN-EN 60534-4 - blister: class VI as per PN-EN 60534-4
Temperature range - 40 ... + 450°C
Body material carbon cast steel GP 240 GH, WCB carbon cast steel for low temperatures G20Mn5 acid-resistant cast steel GX5CrNiMo, CF8M
  • one-piece valve body (cast with bonnet), no static or dynamic sealing except shaft sealing chamber
  • no “detachment effect” between plug and seat
  • ability to change Kvs without changing plug or seat
  • easy replacement of rotary, symmetrical plug
  • elongated bonnet allows application of double sealing for shaft, meeting “low emission” standards equal to TALUFT conditions
  • the same Kvs coefficients for “hard” and “soft” seats
  • leakage class less than 0.01%Kvs for “hard” seats (metal-metal)
  • same flow direction for “hard” and “soft” seats
  • valve-actuator connection accessible from outside, which allows pivoting actuator to valve axis by 90° increments
  • special executions: with heat jacket, erosion-proof, for crystallizable media
We can adjust the control valve according to your individual needs. In such cases, please contact our technical support specialist.
PDF Plan >
Technical questionnaire to download >
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Actuators type P/R

The multi-spring membrane pneumatic actuators of P/R type are applied for control operation of control valves
and other positioning elements in industrial automatic systems.
There are three following design options of the actuator:
– direct action (air – ejects the stem) – type P,
– reverse action (air – retracts the stem) – type R,
– direct action, handwheel – type PN,
– reverse action, handwheel – type RN

Nominal sizes DN25 ; 40 ; 50 ; 80 ; 100 ; 150 ; 200 ; 250 ; 300 ; 400 ; 450
Nominal pressure • PN10 ; 16 ; 25 ; 40 ; 63 • CL150 ; CL300
Flow ratios 3 ... 2160 m3/h
Plug characteristics and type linear, equal percentage
Rangeability 50:1
Leakage class - basic: class IV as per PN-EN 60534-4 - blister: class VI as per PN-EN 60534-4
Temperature range - 40 ... + 80°C
Body material carbon cast steel GP 240 GH, WCB carbon cast steel for low temperatures G20Mn5 acid-resistant cast steel GX5CrNiMo, CF8M
  • completely reversible action, option to change spring range w/o extra parts,
  • actuator mounted on the columns
  • wide range of the available forces
  • linear relationship between rod displacement and control pressure as a result of using membranes with constant active area
  • various ranges of spring pressures due to changeability of spring number and /or dislocation of distance fencers
  • capability of the actuator o incorporate side-mounted handwheel, pneumatic or electro-pneumatic positioners, limit switches, air sets, three-way pneumatic solenoid valves, lockup valves, position transducers
  • possibility to equip with accessories allowing to decrease or increase distortion time
  • high strength of diaphragms, springs and packings
  • small size and weight
We can adjust the control valve according to your individual needs. In such cases, please contact our technical support specialist.
PDF Plan >
Technical questionnaire to download >
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Actuators type P1/R1

The multi-spring diaphragm pneumatic actuators of P1/R1 type are applied for control operation of control valves
and other positioning elements in industrial automatic systems.
There are three design options of the actuators:
– direct action (air – ejects the stem) – type P1,
– reverse action (air – retracts the stem) – type R1,
– direct action, handwheel – type P1B,
– reverse action, handwheel – type R1B

Nominal sizes DN25 ; 40 ; 50 ; 80 ; 100 ; 150 ; 200 ; 250 ; 300 ; 400 ; 450
Nominal pressure • PN10 ; 16 ; 25 ; 40 ; 63 • CL150 ; CL300
Flow ratios 3 ... 2160 m3/h
Plug characteristics and type linear, equal percentage
Rangeability 50:1
Leakage class - basic: class IV as per PN-EN 60534-4 - blister: class VI as per PN-EN 60534-4
Temperature range - 40 ... + 80°C
Body material carbon cast steel GP 240 GH, WCB carbon cast steel for low temperatures G20Mn5 acid-resistant cast steel GX5CrNiMo, CF8M
  • completely reversible action, option to change spring range w/o extra parts
  • rigid structure of cast yoke
  • wide range of available forces
  • linear dependence of stem movement from control pressure, due to application of diaphragms with constant effective area
  • various spring ranges achieved by changing the number of springs and/or changing position of spacer elements
  • capability of the actuator to incorporate side-mounted handwheel, pneumatic or electro-pneumatic positioners, limit switches, air sets, three-way pneumatic solenoid valves, lockup valves, position transducers
  • high strength of diaphragms, springs and packings
  • low weights and small overall dimensions
We can adjust the control valve according to your individual needs. In such cases, please contact our technical support specialist.
PDF Plan >
Technical questionnaire to download >