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  • Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

Fittings for Steel Pipes and Copper Pipes(Applicable Pipe Type:Copper Pipe (Annealed Copper Pipe))

A copper pipe / steel pipe fitting is a fitting made of the same material as the pipe used when piping copper pipes or steel pipes. The material of copper pipe fittings used for water supply pipes and general refrigerant pipes is mainly brass, and the steel pipe fitting material suitable for transporting oil, air, gas, etc. is carbon steel. Some products are cadmium-free and lead-free hot-dip galvanized, and others are surface-treated with epoxy resin, which has excellent water and corrosion resistance. In addition to unions, sockets, and reducers that connect straight pipes, elbows that connect pipes by bending them 90 degrees, tees that branch into a T-shape, crosses that branch into four sides, etc. are available. Connections include screw-in connections and welding, as well as ring connections, abacus ball ring connections, etc. that can reduce the piping process. Note that the outer diameter of pipes and fittings is displayed in two types, millimeters and inches, and the outer diameter size may differ between JIS piping and ANSI piping.

Connection Shape

  • Straight Pipe⇔Screw(Union/Socket/Reducer.etc)
  • Straight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)
  • Elbow
  • Tee
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Brand
Product Series
Days to Ship
Applicable Fluid
Material
Connection Type
Type
Material of Applicable Pipe
Max. Operating Pressure(MPa)
Connection Thread Type
Applicable Pipe Type
Connection Shape
Fitting type
Applicable Tube Size Type
Nominal A 1
Nominal B 1
Nominal 1(mm)
Nominal 1(inch)
Applicable Pipe O.D. 1(mm)
Nominal A 2 [In case of different diameters]
Nominal of Thread
Nominal B 2 [In case of different diameters]
Nominal 2 [In the case of different diameters](mm)
Surface Treatment
Nominal 2 [In the case of different diameters](inch)
Applicable Pipe O.D. 2 [In the case of different diameters](mm)
Divisions of Max. Operating Pressure(MPa)
Types of Related components

    Ring Fitting Dual Outlet Ring Elbow RL

      Flare Fitting Flare Joint FS

        Koyo System Fittings Threaded Connector

          Flare Fitting Flare Elbow FL

            Koyo System Fitting Thread Branch Tee

              Ring Fitting and Joint RS

                Ring Fitting Branch Ring Joint RE for Different Diameters

                  Ring Fitting, Two-Port Ring Joint RW with Lock Nuts  RW

                    Ring Fitting, Ring Elbow RL

                      Ring Joint  Service / Ring Tees

                        Flare Fitting, Inner Screw/Flare Joint FF

                          Flare Type Fitting Double Port Flare Elbow FL

                            Flare System Fitting Three-Sided Flare Tees FT

                              Flare Type Fitting, Two-Way Flare Tee FT

                                Half Union Type Ring Joint

                                  Koyo Manufactures Fitting Bulkhead Union

                                    Ring Fittings, Internal Screw, Ring Joint RF

                                      Ring Fitting, Two-Port Ring Joint RS

                                        Ring Fittings in-Screw Ring Elbow RL

                                          Ring Fitting Triple Ring Tees RT

                                            Ring Joint 2-way Ring Tees RT

                                              Flare-Model Joint Double-Opening Flare Joint FS

                                                Flared Joint  Differential Diameter Two-Port Flare Joint FE

                                                  Flare Type Fitting Gauge Fitting FG

                                                    Elbow Half Union-Type, Ring Joint

                                                      Elbow Union Type, Ring Joint

                                                        Straight Union Type, Ring Joint

                                                          Tee Union Type Ring Joint

                                                            Powerful Lock Gauge Union, Rc Thread, Dual Compression Ring Type, Brass

                                                              Made of Brass, Double Compression Ring, Powerful Lock (R Screw Elbow Half Union),

                                                                Made of Brass, Double Compression Ring, Powerful Lock (R Screw Tee L Union)

                                                                  Brass Double Compression Ring Model, Powerful Lock (Half Union)

                                                                  Brand

                                                                  ASOH

                                                                  ASOH

                                                                  KOYO

                                                                  ASOH

                                                                  KOYO

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  FUJIKIN

                                                                  KOYO

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  ASOH

                                                                  FUJIKIN

                                                                  FUJIKIN

                                                                  FUJIKIN

                                                                  FUJIKIN

                                                                  FUJIKIN

                                                                  FUJIKIN

                                                                  FUJIKIN

                                                                  FUJIKIN

                                                                  Product Series

                                                                  Ring Fitting Dual Outlet Ring Elbow RL

                                                                  Flare Fitting Flare Joint FS

                                                                  Koyo System Fittings Threaded Connector

                                                                  Flare Fitting Flare Elbow FL

                                                                  Koyo System Fitting Thread Branch Tee

                                                                  Ring Fitting and Joint RS

                                                                  Ring Fitting Branch Ring Joint RE for Different Diameters

                                                                  Ring Fitting, Two-Port Ring Joint RW with Lock Nuts RW

                                                                  Ring Fitting, Ring Elbow RL

                                                                  Ring Joint Service / Ring Tees

                                                                  Flare Fitting, Inner Screw/Flare Joint FF

                                                                  Flare Type Fitting Double Port Flare Elbow FL

                                                                  Flare System Fitting Three-Sided Flare Tees FT

                                                                  Flare Type Fitting, Two-Way Flare Tee FT

                                                                  Half Union Type Ring Joint

                                                                  Koyo Manufactures Fitting Bulkhead Union

                                                                  Ring Fittings, Internal Screw, Ring Joint RF

                                                                  Ring Fitting, Two-Port Ring Joint RS

                                                                  Ring Fittings in-Screw Ring Elbow RL

                                                                  Ring Fitting Triple Ring Tees RT

                                                                  Ring Joint 2-way Ring Tees RT

                                                                  Flare-Model Joint Double-Opening Flare Joint FS

                                                                  Flared Joint Differential Diameter Two-Port Flare Joint FE

                                                                  Flare Type Fitting Gauge Fitting FG

                                                                  Elbow Half Union-Type, Ring Joint

                                                                  Elbow Union Type, Ring Joint

                                                                  Straight Union Type, Ring Joint

                                                                  Tee Union Type Ring Joint

                                                                  Powerful Lock Gauge Union, Rc Thread, Dual Compression Ring Type, Brass

                                                                  Made of Brass, Double Compression Ring, Powerful Lock (R Screw Elbow Half Union),

                                                                  Made of Brass, Double Compression Ring, Powerful Lock (R Screw Tee L Union)

                                                                  Brass Double Compression Ring Model, Powerful Lock (Half Union)

                                                                  Days to Ship 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 23 Day(s) or more 4 Day(s) or more 4 Day(s) or more 7 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 7 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 4 Day(s) or more 7 Day(s) or more 6 Day(s) or more 10 Day(s) or more 6 Day(s) or more 9 Day(s) or more 5 Day(s) or more 5 Day(s) or more 5 Day(s) or more 4 Day(s) or more
                                                                  Applicable FluidWater / Air / OilWater / Air / OilAirWater / Air / OilAirWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / vapor / Gas / OilAirWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / OilWater / Air / vapor / Gas / OilWater / Air / vapor / Gas / OilWater / Air / vapor / Gas / OilWater / Air / vapor / Gas / OilWater / Air / vapor / Gas / Chemical / OilWater / Air / vapor / Gas / Chemical / OilWater / Air / vapor / Gas / Chemical / OilWater / Air / vapor / Gas / Chemical / Oil
                                                                  MaterialBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrassBrass
                                                                  Connection TypePipe⇔Pipe, same diameters, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Pipe, different diameters, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Screw, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Screw, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Screw, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Pipe, different diameters, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Pipe, same diameters, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in typePipe⇔Screw, plug-in type
                                                                  TypeFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFittingFitting
                                                                  Material of Applicable PipeCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopperCopper
                                                                  Max. Operating Pressure(MPa)3.453.4573.4573.453.453.453.453.453.453.453.453.451.96 ~ 4.973.453.453.453.453.453.453.453.451.96 ~ 4.91.96 ~ 4.91.96 ~ 2.941.96 ~ 2.944.94.94.94.9
                                                                  Connection Thread Type-RRRRcR--RRRc--RR-Rc-Rc-R--G (Tapped)R---RcRRR
                                                                  Applicable Pipe TypeCopper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)Copper Pipe (Annealed Copper Pipe)
                                                                  Connection ShapeElbowStraight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)Straight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)ElbowTeeStraight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)Straight Pipe⇔Screw(Union/Socket/Reducer.etc)Straight Pipe⇔Screw(Union/Socket/Reducer.etc)ElbowTeeStraight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)ElbowTeeTeeStraight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)Straight Pipe⇔Screw(Union/Socket/Reducer.etc)Straight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)Straight Pipe⇔Screw(Union/Socket/Reducer.etc)ElbowTeeTeeStraight Pipe⇔Screw(Union/Socket/Reducer.etc)Straight Pipe⇔Screw(Union/Socket/Reducer.etc)Straight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)ElbowElbowStraight Pipe⇔Screw(Union/Socket/Reducer.etc)TeeStraight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)ElbowTeeStraight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)
                                                                  Fitting typeRing FittingFlare FittingsFlare FittingsFlare FittingsFlare FittingsRing FittingRing FittingRing FittingRing FittingRing FittingFlare FittingsFlare FittingsFlare FittingsFlare FittingsRing FittingFlare FittingsRing FittingRing FittingRing FittingRing FittingRing FittingFlare FittingsFlare FittingsFlare FittingsRing FittingRing FittingRing FittingRing FittingRing FittingRing FittingRing FittingRing Fitting
                                                                  Applicable Tube Size TypeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch size / Copper Pipe mm-inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm sizeCopper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm size / Copper Pipe inch size / Copper Pipe mm-inch sizeCopper Pipe mm size / Copper Pipe inch sizeCopper Pipe mm sizeCopper Pipe mm sizeCopper Pipe mm sizeCopper Pipe mm sizeCopper Pipe mm sizeCopper Pipe mm sizeCopper Pipe mm sizeCopper Pipe mm size / Copper Pipe inch size
                                                                  Nominal A 1--------------------------------
                                                                  Nominal B 1--------------------------------
                                                                  Nominal 1(mm)4 ~ 156 ~ 15126 ~ 1584 ~ 156 ~ 126 ~ 124 ~ 156 ~ 106 ~ 156 ~ 156 ~ 156 ~ 156 ~ 12-4 ~ 154 ~ 1510 ~ 124 ~ 154 ~ 156 ~ 156 ~ 126 ~ 106 ~ 126 ~ 128 ~ 128 ~ 1233 ~ 1033 ~ 10
                                                                  Nominal 1(inch)1/2 ~ 5/81/2 ~ 5/81/41/2 ~ 5/8-1/2 ~ 5/81/2 ~ 3/81/2 ~ 3/81/2 ~ 5/81/4 ~ 3/81/2 ~ 5/81/2 ~ 5/81/2 ~ 5/81/2 ~ 5/8-3/81/2 ~ 5/81/4 ~ 5/81/2 ~ 3/81/2 ~ 5/81/2 ~ 5/81/2 ~ 5/81/2 ~ 3/81/4 ~ 3/8-------3/8
                                                                  Applicable Pipe O.D. 1(mm)4 ~ 19.056 ~ 19.056.35 ~ 126 ~ 19.0584 ~ 19.056 ~ 12.76 ~ 12.74 ~ 19.056 ~ 106 ~ 15.886 ~ 19.056 ~ 19.056 ~ 19.056 ~ 129.524 ~ 15.884 ~ 19.059.52 ~ 12.74 ~ 19.054 ~ 19.056 ~ 19.056 ~ 12.76 ~ 106 ~ 126 ~ 128 ~ 128 ~ 1233 ~ 1033 ~ 10
                                                                  Nominal A 2 [In case of different diameters]--------------------------------
                                                                  Nominal of Thread-1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A) / 3/4B(20A)1/4B(8A) / 1/2B(15A)1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A) / 3/4B(20A)1/4B(8A)1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A) / 3/4B(20A)--1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A) / 3/4B(20A)1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A)1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A)--1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A) / 3/4B(20A)1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A)-1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A)-1/4B(8A) / 3/8B(10A)-1/8B(6A) / 1/4B(8A) / 3/8B(10A) / 1/2B(15A) / 3/4B(20A)--1/4B(8A) / 3/8B(10A)1/8B(6A) / 1/4B(8A) / 3/8B(10A)---1/8B(6A) / 1/4B(8A)1/4B(8A)1/8B(6A)1/8B(6A) / 1/4B(8A) / 3/8B(10A)
                                                                  Nominal B 2 [In case of different diameters]--------------------------------
                                                                  Nominal 2 [In the case of different diameters](mm)------8 ~ 15---------------8 ~ 15---------
                                                                  Surface TreatmentNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNickel PlatingNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNot ProvidedNickel PlatingNickel PlatingNickel PlatingNickel PlatingNot ProvidedNot ProvidedNot ProvidedNot Provided
                                                                  Nominal 2 [In the case of different diameters](inch)------1/2 ~ 5/8---------------1/2 ~ 5/8---------
                                                                  Applicable Pipe O.D. 2 [In the case of different diameters](mm)------6.35 ~ 15.88---------------6.35 ~ 15.88---------
                                                                  Divisions of Max. Operating Pressure(MPa)than 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpa2.0Mpa or Less / than 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpa2.0Mpa or Less / than 2.0Mpa2.0Mpa or Less / than 2.0Mpa2.0Mpa or Less / than 2.0Mpa2.0Mpa or Less / than 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpathan 2.0Mpa
                                                                  Types of Related components--------------------------------

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                                                                  Related Categories to Fittings for Steel Pipes and Copper Pipes