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Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 9/2/2025 to 7:00 (SGT) 10/2/2025. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

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RIKEN Fittings for Steel Pipes and Copper Pipes（Nominal B 1：1/2）

Connection Shape

Straight Pipe⇔Screw(Union/Socket/Reducer.etc)
Straight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)
Elbow
Tee

15 items

: 30; 45; 60

LA Coupling, LA, Socket S

RIKEN

The LA coupling series consists of fittings with rubber packing press-fitted into the pipe to form a seal.

Standard Price:	SGD 9.10-
Days to Ship:	6 Day(s) or more

LA Coupling, LA Type, Special Dimension Socket, SSS

RIKEN

The LA coupling series consists of fittings designed to seal fluid with the rubber gasket press-fit onto the pipe.

Standard Price:	SGD 13.87-
Days to Ship:	10 Day(s) or more

LA Coupling, LA Type, Elbow L

RIKEN

The LA coupling series consists of fittings designed to seal fluid with the rubber gasket press-fit onto the pipe.

Standard Price:	SGD 15.12-
Days to Ship:	10 Day(s) or more

LA Coupling, LA Type, Male Adapter, AP

RIKEN

The LA Coupling Series fittings are structured to seal fluids by crimping the rubber packing to the pipes.

Standard Price:	SGD 10.06-
Days to Ship:	10 Day(s) or more

LA Coupling, LA Type, Tees Branch with Screw, T

RIKEN

The LA coupling series consists of fittings with rubber packing that is press-fitted into the pipe to form a seal.

Standard Price:	SGD 13.69-
Days to Ship:	10 Day(s) or more

LA Coupling, LA Type, Tees with 3-Way Nut, NT

RIKEN

The LA Coupling Series fittings are structured to seal fluids by crimping the rubber packing to the pipes.

Standard Price:	SGD 21.29-
Days to Ship:	10 Day(s) or more

LA Coupling, LA Type, Female Adapter, AQ

RIKEN

The LA coupling series consists of fittings with rubber packing that is press-fitted into the pipe to form a seal.

Standard Price:	SGD 9.43-
Days to Ship:	10 Day(s) or more

LA Coupling HI-LA Multi-Type Socket S

RIKEN

[Features]
• The HI-LA multi type is a modified version of the HI-LA type that requires replacement of parts and is designed to accommodate three types of pipes (steel pipe, PVC pipe, and polyethylene pipe) without any need for replacement parts.

Standard Price:	SGD 16.87-
Days to Ship:	4 Day(s) or more

LA Coupling, HI-LA Multi Type, Special Dimensional Socket SSS

RIKEN

[Features]
▪ The HI-LA multi type is a modified version of the part exchange type HI-LA. The modified version can use 3 types of pipes at a time (Steel pipes, PVC pipes, Polyethylene pipe), thus eliminating the need of exchange of parts.

Standard Price:	SGD 21.03-
Days to Ship:	10 Day(s) or more

LA Coupling, HI-LA Multi Type, Tees Branch with Screw, T

RIKEN

The HI-LA multi type is a modified version of the HI-LA type that requires replacement of parts, designed to accommodate three types of pipes (steel pipe, PVC pipe and polyethylene pipe) without requiring replacement of parts.

Standard Price:	SGD 16.21-
Days to Ship:	10 Day(s) or more

LA Coupling, HI-LA Multi Type, Tees with 3-Way Nut, NT

RIKEN

The HI-LA multi type is a modified version of the HI-LA type that requires replacement of parts; it has been modified in that it is designed to accommodate three types of pipes (steel pipe, PVC pipe and polyethylene pipe) with no need to replace parts.

Standard Price:	SGD 33.66-
Days to Ship:	10 Day(s) or more

LA Coupling, HI-LA Multi Type, Elbow L

RIKEN

Standard Price:	SGD 21.76-
Days to Ship:	10 Day(s) or more

LA Coupling, HI-LA Multi Type, Male Adapter AP

RIKEN

Standard Price:	SGD 13.42-
Days to Ship:	10 Day(s) or more

LA Coupling, HI-LA Multi Type, Female Adapter, AQ

RIKEN

Standard Price:	SGD 13.86-
Days to Ship:	4 Day(s) or more

LA Coupling, RC-LA Type, Socket, S

RIKEN

The HI-LA type main body is molded from polyethylene resin. A fitting with an anti-corrosion function for preventing corrosion of pipe-ends.

Standard Price:	SGD 36.82
Days to Ship:	10 Day(s) or more


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


Brand	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN	RIKEN
Product Series	LA Coupling, LA, Socket S	LA Coupling, LA Type, Special Dimension Socket, SSS	LA Coupling, LA Type, Elbow L	LA Coupling, LA Type, Male Adapter, AP	LA Coupling, LA Type, Tees Branch with Screw, T	LA Coupling, LA Type, Tees with 3-Way Nut, NT	LA Coupling, LA Type, Female Adapter, AQ	LA Coupling HI-LA Multi-Type Socket S	LA Coupling, HI-LA Multi Type, Special Dimensional Socket SSS	LA Coupling, HI-LA Multi Type, Tees Branch with Screw, T	LA Coupling, HI-LA Multi Type, Tees with 3-Way Nut, NT	LA Coupling, HI-LA Multi Type, Elbow L	LA Coupling, HI-LA Multi Type, Male Adapter AP	LA Coupling, HI-LA Multi Type, Female Adapter, AQ	LA Coupling, RC-LA Type, Socket, S
Days to Ship	6 Day(s) or more	10 Day(s) or more	10 Day(s) or more	10 Day(s) or more	10 Day(s) or more	10 Day(s) or more	10 Day(s) or more	4 Day(s) or more	10 Day(s) or more	10 Day(s) or more	10 Day(s) or more	10 Day(s) or more	10 Day(s) or more	4 Day(s) or more	10 Day(s) or more
Applicable Fluid	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water / Air / Gas / Chemical / Oil	Water
Material	Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel	Steel
Connection Type	Pipe⇔Pipe, same diameters, plug-in type	Pipe⇔Pipe, same diameters, plug-in type	Pipe⇔Pipe, same diameters, plug-in type	Pipe⇔Screw, plug-in type	Pipe⇔Screw, plug-in type	Pipe⇔Pipe, same diameters, plug-in type	Pipe⇔Screw, plug-in type	Pipe⇔Pipe, same diameters, plug-in type	Pipe⇔Pipe, same diameters, plug-in type	Pipe⇔Screw, plug-in type	Pipe⇔Pipe, same diameters, plug-in type	Pipe⇔Pipe, same diameters, plug-in type	Pipe⇔Screw, plug-in type	Pipe⇔Screw, plug-in type	Pipe⇔Pipe, same diameters, plug-in type
Type	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting	Fitting
Material of Applicable Pipe	Steel / PVC	Steel / PVC	Steel / PVC	Steel / PVC	Steel / PVC / Polyethylene	Steel / PVC	Steel / PVC	Steel / PVC / Polyethylene	Steel / PVC / Polyethylene	Steel / PVC / Polyethylene	Steel / PVC / Polyethylene	Steel / PVC / Polyethylene	Steel / PVC / Polyethylene	Steel / PVC / Polyethylene	Steel
Max. Operating Pressure(MPa)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Connection Thread Type	-	-	-	R	Rc	-	Rc	-	-	Rc	-	-	R	Rc	-
Applicable Pipe Type	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)	Steel pipe (general)
Connection Shape	Straight Pipe⇔Screw(Union/Socket/Reducer.etc)	Straight Pipe⇔Screw(Union/Socket/Reducer.etc)	Elbow	Straight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)	Tee	Tee	Straight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)	Straight Pipe⇔Screw(Union/Socket/Reducer.etc)	Straight Pipe⇔Screw(Union/Socket/Reducer.etc)	Tee	Tee	Elbow	Straight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)	Straight Pipe⇔Screw(Union/Socket/Adapter/Connector.etc)	Straight Pipe⇔Screw(Union/Socket/Reducer.etc)
Fitting type	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint	Mechanical Joint
Applicable Tube Size Type	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size	Steel pipe JIS size
Nominal A 1	15	15	15	15	15	15	15	15	15	15	15	15	15	15	15
Nominal B 1	1/2	1/2	1/2	1/2	1/2	1/2	1/2	1/2	1/2	1/2	1/2	1/2	1/2	1/2	1/2
Nominal 1(mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Nominal 1(inch)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Applicable Pipe O.D. 1(mm)	21.7	21.7	21.7	21.7	21.7	21.7	21.7	21.7	21.7	21.7	21.7	21.7	21.7	21.7	21.7
Nominal A 2 [In case of different diameters]	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Nominal of Thread	-	-	-	1/2B(15A)	1/2B(15A)	-	1/2B(15A)	-	-	1/2B(15A)	-	-	1/2B(15A)	1/2B(15A)	-
Nominal B 2 [In case of different diameters]	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Nominal 2 [In the case of different diameters](mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Surface Treatment	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Zinc Plating / Epoxy Resin	Not Provided
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)	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less	1.0Mpa or Less
Types of Related components	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-

Configure

Specification/Dimensions

Applicable Fluid
- Water
- Air
- vapor
- Gas
- Chemical
- Oil
- Powder
Clear

Material
- Steel
- Brass
- Stainless Steel
- Copper
- Bronze
Clear

Connection Type
- Pipe⇔Pipe, same diameters, plug-in type
- Pipe⇔Pipe, same diameters, welding type
- Pipe⇔Pipe, different diameters, plug-in type
- Pipe⇔Pipe, different diameters, welding type
- Pipe⇔Screw, plug-in type
- Pipe⇔Screw, welding type
Clear

Type
- Fitting
- Related Products
- Elbow
Clear

Material of Applicable Pipe
- Steel
- Copper
- Stainless Steel
- PVC
- Polyethylene
- Polybutene
- Other Resins
Clear

Max. Operating Pressure(MPa)
0.1

0.6

1

1.6

1.75

1.96

2.94

3

3.45

3.5

4.9

6.86

7

13.7

14

15

18.04

20.6

20.69

21

28

31

40

50
Clear

Connection Thread Type
- R
- Rc
- G (Threaded)
- G (Tapped)
- Rp
- M (Female Thread)
Clear

Applicable Pipe Type
- Copper Pipe (General)
- Copper Pipe (for Construction)
- Copper Pipe (for Refrigerant)
- Copper Pipe (Annealed Copper Pipe)
- Copper Pipe (Controlled Copper Pipe)
- Steel pipe (general)
- Steel pipe / gas pipe
Clear

Fitting type
- Ring Fitting
- Flare Fittings
- Sleeve-type fittings
- Ferrule Fitting
- Bite type Fittings
- Mechanical Joint
- Welding joint
- Special Purpose Fitting
Clear

Applicable Tube Size Type
- Copper Pipe mm size
- Copper Pipe inch size
- Copper Pipe mm-inch size
- Size for Copper Pipe construction
- Size for Copper Pipe Refrigerant
- Steel pipe JIS size
- Steel pipe metric size
Clear

Nominal A 1
6

8

10

13

15

20

25

30

32

40

50

65

80

100

125

150
Drawing

Clear

Nominal B 1
1

1 1/2

1 1/4

1/2

1/4

1/8

2

2 1/2

3

3/4

3/8

4

5

5/8

6
Drawing

Clear

Nominal 1(mm)
3

4

5

6

8

10

12

14

15

16

18

20

22

25

28

30

32

35

38

40

42

45

50
Drawing

Clear

Nominal 1(inch)
1/2

1/4

1/8

3/4

3/8

5/8

7/8
Drawing

Clear

Applicable Pipe O.D. 1(mm)
3

3.18

4

5

6

6.35

8

9.52

9.53

10

10.50

12

12.70

13.80

14

15

15.14

15.88

16

17.3

18

19.05

20

21.7

22

22.22

25

27.2

28

28.22

28.58

30

32

34

34.92

35

38

40

40.95

41.28

42

42.7

44.50

45

48.6

50

53.98

54.05

57.10

60.5

66.68

76.30

79.38

89.10

114.30

139.80

165.20
Drawing

Clear

Nominal A 2 [In case of different diameters]
6

8

10

13

15

20

25

30

32

40

50

80
Drawing

Clear

Nominal of Thread
- 1/8B(6A)
- 1/4B(8A)
- 3/8B(10A)
- 1/2B(15A)
- 3/4B(20A)
- 1B(25A)
- 1 1/4B(32A)
- 1 1/2B(40A)
- 2B(50A)
- 2 1/2B(65A)
- 3B(80A)
- 4B(100A)
- M11×1.0
- M12×1.0
- M14×1.0
Drawing

Clear

Nominal B 2 [In case of different diameters]
1

1 1/2

1 1/4

1/2

1/4

1/8

2

3

3/4

3/8
Drawing

Clear

Nominal 2 [In the case of different diameters](mm)
4

6

8

10

12

15

16

18

20

22

25

28

30
Drawing

Clear

Surface Treatment
- Not Provided
- Trivalent Chromate
- Zinc Plating
- Epoxy Resin
- Nickel Plating
- Polyethylene Resin
Clear

Nominal 2 [In the case of different diameters](inch)
1/2

1/4

3/8

5/8
Drawing

Clear

Applicable Pipe O.D. 2 [In the case of different diameters](mm)
4

6

6.35

8

9.52

9.53

10

10.5

12

12.70

13.80

15

15.88

16

17.30

18

20

21.7

22

25

27.2

28

30

34

42.7

48.6

60.5

89.10
Drawing

Clear

Divisions of Max. Operating Pressure(MPa)
- 1.0Mpa or Less
- 2.0Mpa or Less
- than 2.0Mpa
Clear

Types of Related components
- Sleeve
- Insert Ring
- Ring
- Cap
- Nut
- Plug
- Mounting Fitting
- Gasket seal
- Air Bleeding Valve
- Heat-Retention Material
- Tools and Jigs
Clear

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RIKEN Fittings for Steel Pipes and Copper Pipes（Nominal B 1：1/2）

Connection Shape

Configure

Specification/Dimensions

Applicable Fluid

Material

Connection Type

Type

Material of Applicable Pipe

Max. Operating Pressure(MPa)

Connection Thread Type

Applicable Pipe Type

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

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