Pressure Reducing Valve

YOSHITAKE
PRESSURE
VALVE
GP-1000

YOSHITAKE PRESSURE VALVE GP-1000

Pilot Operated Piston Type

Piston Type / Ductile Cast
Iron / Flanged

This product has been manufactured using highly-advanced techniques and subjected to strict quality control. Yoshitake also has another series such as yoshitake prv gp-1000s, prv gp-1000t, prv gp-1000ts, prv gp-1000tss, etc.

Yoshitake Features :
Size Range1/2" - 4"
Other TypeYoshitake PRV GP-1000TAS
Pressure RatingJIS 10 K
MaterialDuctile Cast Iron
EndFF Flanged

Direct-Acting Type

Direct-Acting Type /
Bronze / Screwed

The compact, ultra-light GD-30 type pressure reducing valve features, Multi-function, ultra-light and economical pressure reducing valve. Yoshitake also has another series include yoshitake prv gp-27, prv gd-4, prv gd-27, prv gd-28, prv gd-26g, prv gd-26s, prv gd-27g, etc.

Yoshitake Features :
  • Small, compact and advanced design
  • Superior performance and durabillity
  • Easy adjusment with handle
Other Yoshitake Series :
Size Range1/2" - 2"
Other TypeYoshitake PRV CV-25U
Pressure RatingJIS Rc
MaterialBronze
EndScrewed


YOSHITAKE
PRESSURE
VALVE GD-30

YOSHITAKE PRESSURE VALVE GD-30

YOSHITAKE
PRESSURE
VALVE
GD-45

YOSHITAKE PRESSURE VALVE GD-45

Direct-acting Type

Direct-acting Type / Ductile Cast Iron / Screwed

The compact, ultra-light GD-45 direct acting type pressure reducing valve features, Multi-function, ultra-light and economical pressure reducing valve. Yoshitake also has another series such as yoshitake prv gd-25gj, prv gd-26gs, prv gd-26-ne, prv gd-27bp, prv gd-27gs.

Yoshitake Features :
Size Range1/2" - 1"
Other TypeYoshitake PRV GP-1200TSS
Pressure RatingJIS Rc
MaterialDuctile Cast Iron
EndScrewed

Direct-Acting Type

Direct-acting type / Inlet pressure Max.1.0 MPa

Yoshitake GD-200 Series pressure reducing valve are widely used for construction equipment, air conditioning, plant equipment, industrial plant facilities and other application. Yoshitake also has another series namely yoshitake prv gpk-2001, prv gpk-2003, prv gpk-2000, prv gp-1200ss, prv gp-1200ts.

Size Range1/2" - 6"
Other TypeYoshitake PRV CV-25U
Pressure RatingJIS 10K
MaterialDuctile Cast Iron
EndFF Flanged


YOSHITAKE
PRESSURE
VALVE GD-200

YOSHITAKE PRESSURE VALVE GD-200

YOSHITAKE
PRESSURE
VALVE
GP-2000

YOSHITAKE PRESSURE VALVE GP-2000

Pilot Operated Diaphragm Type

Diaphragm type / Ductile cast iron / Flanged / Screwed

Yoshitake GP-2000 pressure reducing valve for steam are pilot-operated valve which can be used with confidence for small to large flow rate and also has another series viz. yoshitake prv gp-1200, prv gp-1210, prv gp-1200s, prv gp-1210s, prv gp-1200t, prv gp- 1210t

Yoshitake Features :
  • Far superior capacity and performance
  • Accurate control
Other Yoshitake Series :
Size RangeScrewed 1/2" - 2" / Flanged 1/2" - 8"
Other TypeYoshitake PRV CP-2006
Pressure RatingJIS Rc / JIS 20K / JIS 10K
MaterialDuctile Cast Iron
EndScrewed / RF Flanged / FF Flanged

Direct-Acting Type

Direct-acting type / Inlet pressure 1.6 MPa / Screwed

Yoshitake GD-24 water pressure reducing valve can be used a pressure control unit in water supply systems of general residential housing. Yoshitake also has another series to wit yoshitake prv gd-4, prv gd-6, prv gd-7, prv gd-45, prv gd-15/15c, prv gd-43-10, prv gd-43-20

Yoshitake Features :
Size Range1/2" - 2"
Max Temp80 Degree(C)
Pressure RatingJIS Rc
MaterialBronze
EndScrewed


YOSHITAKE
PRESSURE
VALVE GD-24

YOSHITAKE PRESSURE VALVE GD-24

Safety & Relief Valve

YOSHITAKE
SAFETY & RELIEF VALVE
AL-150

YOSHITAKE SAFETY & RELIEF VALVE AL-150

Lift Type

Lift Type / Screwed / Bronze / Closed Type

The AL-150 series and the AL-140 series safety relief valve are used mainly in various pressure vessels, instrumentation devices and at outlet of pressure reducing valve to prevent accidents caused by abnormal pressure rise.

Yoshitake Features :
  • Small and compact
  • Superior durability due to stainless steel made valve and valve seat
Other Yoshitake Series :
Size Range1/2" - 2"
Max Temp220 Degree(C) (*)
Pressure RatingJIS Rc
MaterialCast Bronze
EndScrewed

Life Type

Lift Type / Flanged / Ductile Iron/ Closed Type

The AL-300 series safety relief valve are used in small boilers, various pressure vessels, instrumentation devices, pumps and at outlet of pressure reducing valve.

Size Range1/2" - 2"
Max Temp220 Degree(C)
Pressure RatingJIS 10K
MaterialDuctile Cast Iron
EndFF Flanged

YOSHITAKE
SAFETY & RELIEF VALVE
AL-300

YOSHITAKE SAFETY & RELIEF VALVE AL-300

Strainer

YOSHITAKE STRAINER SU-20

YOSHITAKE STRAINER SU-20

U Type

Basket Type / Flanged /
Ductile Cast Iron

This product is mainly used for removing dust from oil, cooling water & industrial water. This strainer has large filtering area which keeps sufficient flow. Strainer cover is easily removable just by taking off a bolt (SU-20S).

Yoshitake Features :
  • Outside & inside of the body is Nylon
  • Stainless steel made are available
    as SU-10, SU-10S
Other Yoshitake Series :
Size Range3/4" - 8"
Max Temp220 Degree(C)
Pressure RatingJIS 10K
MaterialDuctile Cast Iron
EndFF Flanged

Y Type

Y Type / Screwed / Ductile
Cast Iron / 2.0MPa

Strainer is used as dust exhaustion for various pipe lines. Strainer is necessary especially in front of pressure reducing valve, temperature regulator, steam trap and various valve as the reason for maintance and conversation.

Yoshitake Features :
  • Small and compact
  • Screwed, ductile cast iron and 2.0 MPa
  • Low pressure loss and large capacity
Other Yoshitake Series :
Size Range3/8" - 2"
Max Temp220 Degree(C)
Pressure RatingJIS Rc
MaterialDuctile Cast Iron
EndScrewed

YOSHITAKE STRAINER SY-5

YOSHITAKE STRAINER SY-5

Solenoid Valve

YOSHITAKE
SOLENOID
VALVE DP-10

YOSHITAKE SOLENOID VALVE DP-10

Piston Type

AC / Bronze / Screwed

The DP-10 series are compact, Pilot-Operated and Piston type high realibility solenoid valve featuring wide application for such various as steam, air, water and oil.

Yoshitake Features :
  • Fluid-free service for steam, air,
    water and oil
  • Small and compact, but large capacity
  • Vertical or holizontal installation is possible
Other Yoshitake Series :
Size Range3/8" - 2"
Max Temp180 Degree(C)
Pressure RatingJIS Rc
MaterialBronze
EndPiston

Piston Type

 Normally Closed / Stainless Steel / Screwed

The DP-100 solenoid valve of pilot-operated type, are used for automatic on-off control of a fluid flow in combination remote operated equipments or various control switches.

Yoshitake Features :
  • Cast stainless steel made body (SCS14A)
  • Three times higher in durability
  • Scale-resistance than our conventional
  • All material complies with Rohs directive
Other Yoshitake Series :
Size Range3/8" - 2"
Max Temp180 Degree (C) (no freeze condition)
Pressure RatingJIS Rc
MaterialCast Stainless Steel
EndScrewed

YOSHITAKE
SOLENOID
VALVE DP-100

YOSHITAKE SOLENOID VALVE DP-100

Temperature Regulators

YOSHITAKE
TEMPERATURE REGULATOR
OB-30

YOSHITAKE TEMPERATURE REGULATOR OB-30

External Pressurized Bellows

Small And Compact / For Heating / Screwed

Designed specially to eliminate these problems, OB-30 series temperature regulators are the direct result of listening to the customers needs. Combining high performance with a compact size and offering delicate regulation of even the smallest flow volumes. These regulators mark the beginning of a new era in the field of temperature regulation systems. The ideal companion for small-capacity heat exchangers.

Yoshitake Features :
  • For heating with red handle
  • Color coated handles for easy identification
  • Small and compact, but accurate control
  • High durability and sealing function
  • PTFE/Stainless valve & seat long durability
Other Yoshitake Series :
Size Range1/2" - 1"
Max Temp185 Degree(C)
Pressure RatingJIS Rc
MaterialBronze
EndPiston

Pilot Operated Diaphragm Type

Diaphragm Type / Large Capacity / For Heating

Compact & performance, Steady temperature regulation, High temperature endurance & durability, Wide range of temperature range of temperature regulation. Ideal companion small-capacity heat exchangers, Air-conditioners & plating equipment. Assembly of piot valve body and thermal bulb, Install the bellows follower into the bellows at bulb with its flat surface facing downward and then screw the ring to assemble.

Yoshitake Features :
Size Range1/2" - 2"
Max Temp220 Degree(C)
Pressure RatingJIS Rc / JIS 10K / JIS 20K
MaterialDuctile Cast Iron
EndFF Flanged / RF Flanged

YOSHITAKE
TEMPERATURE REGULATOR
OB
-2000

YOSHITAKE TEMPERATURE REGULATOR OB-2000

YOSHITAKE
TEMPERATURE REGULATOR
OB-31

YOSHITAKE TEMPERATURE REGULATOR OB-31

External Pressurized Bellows

Small And Compact / For Cooling Screwed

Until now, users of small-capacity heat exchangers, air-conditioners and metal plating eqipment, etc have had no choice but to use large-size temperature regulators with capacities exceeding that of the equipment with wich they were being used.

Yoshitake Features :
  • Small and compact, but accurate control
  • PTFE/Stainless Valve & seat enables
    long durability
  • Easy setting of the intial temperature
    by handle operation
  • Wide temperature adjusting range
  • Reliable against breakage
  • High durability and sealing function
Other Series :
Size Range1/2" - 1"
Max Temp185 Degree(C)
Pressure RatingJIS Rc
MaterialBronze
EndPiston

Internal Pressurized Bellows

Double Valve Stucture / For Heating / Flanged

Unable to perform the fine temperature adjusments which are required, these regulators have often been responsible for ustable temperature conditions, resulting in valve leakage excessive temperature rises and
a host of other problems.

Yoshitake Features :
  • Adjusting handle enables easy setting
  • Feature double valve structure
    meaning large capacity
  • Excellent accuracy since special packing
  • The OB-2G ensures distinguished temperature resistance due to an external
Other Yoshitake Series :
Size Range1/2" - 6"
Max Temp180 Degree(C)
Pressure RatingJIS 10K
MaterialCast Iron
EndFF Flanged

YOSHITAKE
TEMPERATURE REGULATOR
OB-2

YOSHITAKE TEMPERATURE REGULATOR OB-2

Steam Traps

YOSHITAKE
STEAM
TRAP
TB-5

YOSHITAKE STEAM TRAP TB-5

Bucket Type

Bucket / 1.0 MPa / Flanged

Superior energy saving since intermittent operation removes air adiabatic wall in the head exchanger Increases heat efficiency considerably.

Size Range1/2" - 2"
Max Temp220 Degree(C)
Pressure RatingJIS 10K
MaterialDuctile Cast Iron
EndFlanged

Primary Pressure Regulating Valve

Yoshitake Primary Pressure Regulating Valve

Pilot Operated Type /
Diaphram Type

Our model GPR-2000, primary pressure regulating valve for steam are the diaphragm type pilot operating primary pressure regulating valve that is applicable on heavy-duty use for the wide range of flow rate. The application of this model is vast such as construction site, airconditioning plants and factory facilities.

Yoshitake Features :
  • Wide range pressure adjustment
  • Distinguished durability of stainless steel
Other Yoshitake  Series :
Size RangeScrewed 1/2" - 2" / Flanged 1/2" - 4"
Pressure Regulating0.02 - 1.4MPa("*1)(*2")
Pressure RatingJIS Rc / JIS 10K / JIS 20K
MaterialDuctile Cast Iron
EndScrewed / FF Flanged / RF Flanged

YOSHITAKE PRIMARY PRESSURE
VALVE GPR-2000

YOSHITAKE PRIMARY PRESSURE VALVE GPR-2000

Expansion Joint and Flexible Joint

YOSHITAKE
EXPANSION FLEXIBLE
EB-1J

YOSHITAKE EXPANSION FLEXIBLE EB-1J

Yoshitake
Expansion Joint EB-1J

Bellows (Single Type) / 35 mm / JIS Standard

This type expansion joint is easy to maintain & manage because it does not use any packing the EB expansion joint complies with application A of JIS B 2352 Bellows Type Expansion Joint.

Yoshitake Features :
  • With outer pipe and inner pipe
  • Simple structure since flange, short pipe and bellows are united
  • Stainless made wetted offer high resitance
Other Yoshitake Series :
Size Range3/4" - 10"
TypeYoshitake Expansion Joint EB-1J
Pressure RatingJIS 10K
MaterialCarbon Steel
EndFF Flanged

Yoshitake
Expansion Joint EB-2J

Bellows (Single Type) / 70 mm / JIS Standard

This type of expansion joint is easy to maintain and manage because it does not use any packing. The EB expansion joint complies with application A of B 2352 Bellows Type Expansion Joint (EB-2J). Wetted part are made of SUS and resistant to corrosion, inner pipe contributes.

Yoshitake Features :
  • Design and dimension comply
    with JIS standard
  • 316L stainless wetted parts
  • With outer pipe and inner pipe
Other Yoshitake Series :
Size Range3/4" - 10"
Max Temp220 Degree(C)
Pressure RatingJIS 10K
MaterialCarbon Steel
EndFF Flanged

YOSHITAKE
EXPANSION FLEXIBLE
EB-2J

YOSHITAKE EXPANSION FLEXIBLE EB-2J

YOSHITAKE EXPANSION FLEXIBLE EB-12

YOSHITAKE EXPANSION FLEXIBLE EB-12

Yoshitake
Expansion Joint EB-12

Bellows (Double Type) / 70 mm / 2.0 MPa

Control ring is provided for the purpose of reinforcement against internal pressure and equalization of bellows Expansion. No need for retightening and replacement due to aging since packing is not used.

Yoshitake Features :
  • With control ring and up to 2.0 MPa
  • 316L stainless steel wetted parts
  • With outer pipe and inner pipe
Other Series :
Size Range3/4" - 10"
Max Temp220 Degree(C)
Pressure RatingJIS 20K
MaterialCarbon Steel
EndRF Flanged

Sight Glass

Ball Type

Ductile Cast Iron / Flanged

Fluid flow can be checked by the movement of the balls inside the product. Inner surface of the glass is less liable to water scale because the roliing balls contact the surface.

Yoshitake Features :
  • Balls keep glasses clean
  • Horizontal and vertical installation
  • Flowing state of fluid can be checked with the movement of the balls inside
  • Compact, lightweight  and space saving
Other Yohitake Series :
Size Range1/2" - 2"
Max Temp85 Degrees
Pressure RatingJIS 10K
MaterialDuctile Cast Iron
EndFF Flanged

YOSHITAKE
SIGHT
GLASS
SB-1F

YOSHITAKE SIGHT GLASS SB-1F

YOSHITAKE
SIGHT GLASS
SL-1S

YOSHITAKE SIGHT GLASS SL-1S

Plain Type

Ductile Cast Iron / Screwed

The Two component fluid can be checked by its color mixed state. Intermittent fluid flow can be checked. Mica plates are used for the product for steam condensate.

Yoshitake Features :
  • For visible check of two-fluid flow
  • Suitable for checking intermittent flow
  • Flowing state of fluid can be checked with the movement of the balls inside
Other Yoshitake Series :
Size Range1/2" - 2"
Max Temp150 Degrees(C)
Pressure RatingJIS Rc
MaterialDuctile Cast Iron
EndScrewed

Fluid Control Products

Relief Valve For Hot
Water Appliances

Relief / Breathing Valve

Mainly installed in plumbing system of heat exchanger, which is used for hot water boiler or electeric water heater operates at pressure 100 kPa or less. This valve automatically discharge the water to protect the machinery.

Yoshitake Features :
  • Breather structure prevents the machinery and pipes from negative pressure problem
  • Diaphragm is made of heat and water resistance synthetic rubber
Other Yoshitake Series :
Size Range3/4"
Max Temp100 Degree(C)
Pressure RatingInlet JIS R / Outlet JIS Rc
MaterialBronze
EndScrewed

YOSHITAKE
FLUID CONTROL
AL-68-97

YOSHITAKE FLUID CONTROL AL-68-97

YOSHITAKE
FLUID CONTROL
AL-52F-95

YOSHITAKE FLUID CONTROL AL-52F-95

Yoshitake Fluid Control Product

Relief / Closed Lever

Home boiler relief valve is installed in plumbing system of heat exchanger, which is used for small hot water boiler operates at pressure less than 100kpa. This valve automatically discharge the water protect the machinery.

Yoshitake Valve Features :
  • The valve is sanitary
  • Manual lever enables to check the operation and water level
  • Diaphragm is made of heat and water resistance synthetic rubber
Other Yoshitake Series :
Size Range3/4"
Max Temp100 Degree(C)
Pressure RatingInlet JIS R / Outlet JIS Rc
MaterialBonze
EndScrewed

Kawaki Product

Kawaki Product KY Flow Meter & Flow Switch

Instantaneous Flow Indicator

This flow meter has been developed for the purpose of measuring corrosive fluids (plating liquids, etc.) Conventionally, spring-incorporated or metal tapered tube flow meters would be used for measuring this kind of liquid, but the main part of the flow meters would seriously deteriorate over time. Yoshitake also has another series like yoshitake sa flow meter & flow switch

Yoshitake Features :
  • Most suitable for opaque liquids because the indicating section is mechanically sealed from fluid
  • No restrictions on the flow direction
  • The contact position is variable
Other Yoshitake Series :
Diameter3/8B-5B Flange / 3/8 Rc / 1-12 Screwed
Max Temp80 Degrees (C) or less
Withstanding Pressure1.0MPa
MaterialFC250 / CAC406 / SUS304
EndFlange / Screwed

YOSHITAKE
KAWAKI PRODUCT KY FLOW METER

YOSHITAKE KAWAKI PRODUCT KY FLOW METER

YOSHITAKE
KAWAKI PRODUCT SF FLOW SWITCH

YOSHITAKE KAWAKI PRODUCT SF FLOW SWITCH

Kawaki Product SF Flow Meter & Flow Switch

Instantaneous Flow Indicator + Lower & Upper Microswitches

Most suitable for flow rate indications and alarms for lubricating oil and fluids cantaining iron powder. For use in high vibration places, use vibration-proof SF type. Yoshitake kawaki product also has another series viz. yoshitake fy flow meter & flow switch

Yoshitake Features :
  • Most suitable for opaque liquids (oil,etc), high-temperature and high-pressure fluids
  • Complete waterproof type (IEC IP67) is also manufactured for outdoor or severe-atmosphere use.
Other Yoshitake Series :
Diameter3/8B-12B Flange / Rc 3/8-Rc 1-1/2 Screwed
Max TempStandard 80 Degrees(C) or less / Special 300 Degrees (C) or less
Withstanding PressureStandard 1.0"MPa / Special 30"MPa
MaterialFC250 / CAC406 / SS400 / SUS304 / SUS316 / SUS316L
EndFlanged / Screwed