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A reinforced single-axis high-pressure bellows expansion joint designed to absorb axial movement in piping systems where higher pressure capability is required. The structural reinforcement and bellows arrangement provide controlled axial flexibility while maintaining a compact in-line configuration.
Technical Specifications
Pipe Grade
Not Rated
Connectivity
Flange/Welded
Pressure
High Voltage
Surface Treatment
Cleaning
Pipe Characteristics
Flexible, salt-resistant, and chemical-resistant
Process
Machining
Shape
Custom
Dimension Standards
Inches
Head Shape
Square
Mounting Hole Diameter
Customizable
Overall Length
Custom Services
OEM,ODM,OBM
Warranty
1 year
Place of Origin
Henan,China
Brand Name
KAI DA
Product Name
Metal Expansion Joint
Dimensions
DN50-DN3000
Operating Temperature
325～800(-198~426)
Advantages
High Quality
Minimum Order Quantity
1 Item
Delivery Time
7–15 Days
Filler
Wooden Crate
OEM
OEM Services
Length
Work-related Stress
6~40Pa(PN6～PN40)
Nominal diameter
1.5''-155''（DN32-DN4000）
Nominal Pressure
0.6/1.0/1.6/2.5/4.0 megapascals
Compensation
18-400 mm
Maximum. Temperature
-40-450° C
Connection Type
Flanges, Pipes
Flange Material
Stainless steel/carbon steel/alloy
Flange Standards
American Standards/DIN/EN/JIS
Body Material
Stainless Steel 304/316L
Key Specifications of Bellows-Type Metal Pipe Expansion Joints
Number of corrugations
MPa (megapascals) pressure rating
Effective area of the bellows (cm2)
Maximum outer diameter (mm)
0.25
0.6
1
1.6
2.5
Axial compensation (mm), N/mm
32
8
25/21
22/26
20/26
18/63
15/98
16
110
40
25/28
22/44
20/44
18/89
15/106
23
130
50
25/30
22/51
20/70
18/70
15/138
37
150
65
33/28
30/35
26/44
22/55
19/68
55
170
80
40/20
36/26
34/33
28/41
24/54
81
200
100
45/47
45/60
40/75
35/93
29/117
121
220
125
6
48/38
42/47
38/59
34/74
29/92
180
250
49/42
44/50
40/62
34/78
29/97
257
52/49
46/55
42/68
38/78
34/111
479
300
72/30
63/34
59/42
52/45
47/55
769
72/51
65/55
59/59
52/65
47/71
1105
340
350
72/58
65/62
59/67
52/74
47/81
1307
400
75/60
72/70
65/72
60/80
55/90
1430
380
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