Type HTI
Axial Expansion Joint

Standard model stainless steel axial expansion joint composed of single- or multi-ply unrestrained bellow, for mounting with internal threads up the pipeline.

Available with optional inner sleeve for bellow's protection and improved stability. Couplings can be made out of various carbon-steel or stainless steel grades.

For detailed technical specifications on HTI axial expansion joints please check the following table and documents or contact us.

Properties

  • stainless steel bellow
  • axial movement compensation
  • optional inner sleeve
  • internal threads
  • standard program available
Type HTI - Axial Expansion Joint | 3D view
Type HTI - Axial Expansion Joint | 3D view

Technical Specifications

TypeSeriesSizePressureMovements

RangeClassAxial [+/mm]Lateral [+/mm]Angular [+/deg]
Axial Stainless SteelHTIDN15-DN100PN16yesyesyes
TypeAxial Stainless Steel
SeriesHTI
Couplingsthreads (external)
Size / RangeDN15-DN100
PressurePN16
Axialyes
Lateralyes
Angularyes

* other sizes may be available on individual request

Standard Program

Nominal
Diameter

Movements

Spring
Rate

Overall

Length

[mm]

Axial
[+/-mm] 

Lateral
[+/-mm]

Angular
[+/-deg]

[N/mm]

[mm]

15

12 

5

30

29 

170 

20

12 

5

30

29 

170 

25

15 

8

30

65 

170 

32

15 

12

30

60 

185 

40

15 

12

30

72 

200 

50

23 

11

25

82 

225 

65

23 

11

25

72 

260 

80

23 

10

20

91 

275 

100

23 

10

20

79 

310 

* overall length can be adjusted on individual request.