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MIYAWAKI
MIYAWAKI
PN16Stainless Steel BodyMultiple Connections

REC1 Steam Pressure Reducing Valve

MIYAWAKI REC1 steam pressure reducing valve for steam applications, available in threaded and flanged connections, inlet pressure 0.2-1.6MPa, outlet pressure 0.02-1.0MPa, max temperature 220°C, stainless steel construction, compatible with multiple pipe sizes.

Pressure ControlPressure Reducing
MIYAWAKI REC1 Steam Pressure Reducing Valve

Product Overview ​

MIYAWAKI REC1 steam pressure reducing valve belongs to the SERIES RE series, specifically designed for steam applications. It is available in REC1 (threaded connection) and REC1-F (flanged connection) configurations, suitable for pressure regulation in industrial steam systems.

Core Technical Parameters ​

General Parameters ​

ParameterValue
Inlet Pressure Range0.2~1.6 MPa
Outlet Pressure Range0.02~1.0 MPa
Maximum Pressure Reduction Ratio30:1
Minimum Differential Pressure10% or more of inlet pressure
Maximum Operating Temperature220°C
Body MaterialStainless Steel (SCS14)

Specification List ​

MIYAWAKI REC1 Steam Pressure Reducing Valve - Dimensions

ModelConnectionNominal Diameter (A)Operating Pressure Range
Primary Pressure (MPa)		Reduction Range
Secondary Pressure (MPa)		Max Reduction RatioMin Differential PressureMax Operating Temp (°C)Body MaterialMain Component MaterialL (mm)H1 (mm)H2 (mm)W (mm)Weight (kg)
REC1-2Threaded
Rc, Rp, NPT		150.2~1.60.02~0.230:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel9613863782.9
REC1-2Threaded
Rc, Rp, NPT		200.2~1.60.02~0.230:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel9613863782.8
REC1-2Threaded
Rc, Rp, NPT		250.2~1.60.02~0.230:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel9613863782.8
REC1-6Threaded
Rc, Rp, NPT		150.2~1.60.18~0.68.9:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel9613863782.9
REC1-6Threaded
Rc, Rp, NPT		200.2~1.60.18~0.68.9:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel9613863782.8
REC1-6Threaded
Rc, Rp, NPT		250.2~1.60.18~0.68.9:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel9613863782.8
REC1-10Threaded
Rc, Rp, NPT		150.6~1.60.54~1.03:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel9613863782.9
REC1-10Threaded
Rc, Rp, NPT		200.6~1.60.54~1.03:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel9613863782.8
REC1-10Threaded
Rc, Rp, NPT		250.6~1.60.54~1.03:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel9613863782.8
REC1-2FFlanged
(FF, RF)		150.2~1.60.02~0.230:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel1501386378See Table 1
REC1-2FFlanged
(FF, RF)		200.2~1.60.02~0.230:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel1501386378See Table 1
REC1-2FFlanged
(FF, RF)		250.2~1.60.02~0.230:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel1601386378See Table 1
REC1-6FFlanged
(FF, RF)		150.2~1.60.18~0.68.9:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel1501386378See Table 1
REC1-6FFlanged
(FF, RF)		200.2~1.60.18~0.68.9:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel1501386378See Table 1
REC1-6FFlanged
(FF, RF)		250.2~1.60.18~0.68.9:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel1601386378See Table 1
REC1-10FFlanged
(FF, RF)		150.6~1.60.54~1.03:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel1501386378See Table 1
REC1-10FFlanged
(FF, RF)		200.6~1.60.54~1.03:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel1501386378See Table 1
REC1-10FFlanged
(FF, RF)		250.6~1.60.54~1.03:110% or more of
primary pressure		220Stainless Steel
SCS14/CF8M		Stainless Steel1601386378See Table 1

Table 1: REC1-F Weight Table (Flanged Type) Unit: kg ​

Nominal Diameter (A)JIS (FF, RF)-10K, 16KJIS (FF, RF)-20KASME/JPI (RF)-150lbASME/JPI (RF)-300lb
154.24.43.94.3
204.54.74.35.3
255.76.15.16.1

Component Materials ​

The REC1 steam pressure reducing valve body is made of stainless steel (SCS14), meeting corrosion resistance requirements for various industrial steam environments.

Flow Characteristics ​

MIYAWAKI REC1 Steam Pressure Reducing Valve - Flow Chart The REC1 provides flow chart reference for matching operating parameters based on inlet pressure, outlet pressure, and steam flow rate (kg/h) (see original product diagram for specific flow curves).

Compatible Standards ​

  • Connection standards: Compatible with Japanese, American, German and other standard flanges (such as JIS, ANSI, ASME).
  • Pressure conversion: 1MPa ≈ 10.197 kgf/cm².

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