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RUBBER
EXPANSION JOINTS

Features & Benefits

  • Excellent ability to absorb vibration and sound

  • Allows for four-way movement

  • Withstands pressure

  • Easy installation using either floating flanges or threaded unions

  • Excellent for use with moderate chemicals, most oils, fats, grease, and many solvents

  • A retention ring is supplied with all double sphere flanged expansion joints

​

Material Specifications

  • Excellent ability to absorb vibration and sound

  • Nylon fabric-reinforced neoprene body

  • HTSRF and HTDRF series supplied with forged carbon steel flanges

  • HTDRU supplied with ductile iron plated pipe unions

  • Flanges meet ANSI B16.56 and ASTM A-105 specifications

​

SINGLE SPHERE

Allowable Movement 

Operating Conditions

Part Number

Size

(in)

Length

(in)

Axial 

Compression

(in)

Axial 

Elongation

(in)

Transverse

Deflection

(in)

Angular

Deflection

(Degrees)

Max

Pressure 

(psi)

Max

Pressure 

(psi)

Vacuum

(hg)

HTSRF12x6

1-1/4

6

1/2

3/8

1/2

15

225

220

16

HTSRF15x6

1-1/2

6

1/2

3/8

1/2

15

225

220

16

HTSRF20x6

2

6

1/2

3/8

1/2

15

225

220

16

HTSRF25x6

2-1/2

6

1/2

3/8

1/2

15

225

220

16

HTSRF30x6

3

6

1/2

3/8

1/2

15

225

220

16

HTSRF40x6

4

6

5/8

3/8

1/2

15

225

220

16

HTSRF50x6

5

6

5/8

3/8

1/2

15

225

220

16

HTSRF60x6

6

6

5/8

3/8

1/2

15

225

220

16

HTSRF80x6

8

6

5/8

3/8

1/2

15

225

220

16

HTSRF100x8

10

8

3/4

1/2

3/4

15

225

220

16

HTSRF120x8

12

8

3/4

1/2

3/4

15

225

220

16

*Not for use with oxidizing acids, esters, and keytones

DOUBLE SPHERE

Allowable Movement 

Operating Conditions

Part Number

Size

(in)

Length

(in)

Axial 

Compression

(in)

Axial 

Elongation

(in)

Transverse

Deflection

(in)

Angular

Deflection

(Degrees)

Max

Pressure 

(psi)

Max

Pressure 

(psi)

Vacuum

(hg)

HTSRF12x7

1-1/4

7

2

1-1/4

1-1/2

40

150

220

16

HTSRF15x7

1-1/2

7

2

1-1/4

1-1/2

40

150

220

16

HTSRF20x7

2

7

2

1-1/4

1-1/2

40

150

220

16

HTSRF25x7

2-1/2

7

2

1-1/4

1-1/2

40

150

220

16

HTSRF30x7

3

7

2

1-1/4

1-1/2

40

150

220

16

HTSRF40x9

4

9

2-1/4

1-1/2

1-3/4

35

150

220

16

HTSRF50x9

5

9

2-1/4

1-1/2

1-3/4

35

150

220

16

HTSRF60x9

6

9

2-1/4

1-1/2

1-3/4

35

150

220

16

HTSRF80x13

8

13

2-1/2

1-1/2

1-3/4

30

150

220

16

HTSRF10x13

10

13

2-1/2

1-1/2

1-3/4

30

150

220

16

*Not for use with oxidizing acids, esters, and keytones

Features & Benefits

  • Excellent ability to absorb vibration and sound

  • Allows for four-way movement

  • Withstands pressure

  • Easy installation using either floating flanges or threaded unions

  • Excellent for use with moderate chemicals, most oils, fats, grease, and many solvents

  • A retention ring is supplied with all double sphere flanged expansion joints

​

Material Specifications

  • Excellent ability to absorb vibration and sound

  • Nylon fabric-reinforced neoprene body

  • HTSRF and HTDRF series supplied with forged carbon steel flanges

  • HTDRU supplied with ductile iron plated pipe unions

  • Flanges meet ANSI B16.56 and ASTM A-105 specifications

​

The information provided on this website is for general informational purposes only. If you have questions about a specific product, we recommend contacting us directly for confirmation.

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