Join Force Bellows Co. Ltd.Taiwan

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Products

Description :
Our company provides two kinds of Bellows Type Flexible Joints: Fixed Flanged Bellows Type Flexible Joint and Floating Flanged Bellows Type Flexible Joint.
Features :
JF-500series (Fixed Flanged)
Bellows Type Flexible Joints
JF-500series (Floating Flanged)
Bellows Type Flexible Joints(Van Stoned)
Multiply bellows van-stoned with cast iron flanges, tie-rods are optional. Designed to absorb vibration of pump or small movement of pipeline. Multiply bellows van-stoned with cast iron flanges, tie-rods are optional. Designed to absorb vibration of pump or small movement of pipeline.


JF-500series (Fixed Flanged) JF-500series (Floating Flanged)
Size Range DN350 ~ DN600 (14” ~ 24”) DN50 ~ DN300 (1-1/2” ~ 12”)
Max.
Pressure/Temperature rating
30bars(450psi) at 20℃(70℉),
20bars(300psi) at 120℃(250℉)
30bars at 20℃, 20bars at 120℃
Cycle Life Nc > 1,000 times Nc > 1,000 times

JF-500series (Fixed Flanged) Construction

No. Parts 500H 500HN Material
1 Bellows S.S.304/S.S.316
2 Flange Carbon Steel /S.S.304/S.S.316
3 Tie Rods Carbon Steel/S.S.304
4 Gasket Rubber

JF-500series (Floating Flanged)Construction

No. Parts 500 500N Material
1 Bellows S.S.304/S.S.316
2 Flange Ductile/S.S.304/S.S.316
3 Tie Rods Carbon Steel/S.S.304
4 Gasket Rubber


                              


Specification :

Specification(Fitted JIS 20K Flanges)

Size OAL Flanges Thickness Effective Length Movement Effective Area
Axial Lateral Angular
mm ins mm mm mm mm mm deg. cm2
50 2 150 16 118 ± 9 ± 5 ± 11 44
65 2 1/2 150 18 114 ± 10 ± 4 ± 10 62
80 3 150 20 110 ± 11 ± 3 ± 8 99
100 4 150 22 106 ± 11 ± 3 ± 8 117
125 5 150 22 106 ± 14 ± 3 ± 6 176
150 6 150 24 102 ± 14 ± 2 ± 7 253
200 8 200 26 148 ± 19 ± 4 ± 6 408
250 10 200 28 144 ± 21 ± 3 ± 7 653
300 12 200 30 140 ± 20 ± 2 ± 6 911
350 14 200 40 120 ± 15 ± 1 ± 5 1172
400 16 200 46 108 ± 15 ± 1 ± 4 1496
450 18 200 48 104 ± 15 ± 1 ± 4 1875
500 20 200 50 100 ± 15 ± 1 ± 3 2313
550 22 200 52 96 ± 15 ± 1 ± 3 2762
600 24 250 54 142 ± 20 ± 1 ± 4 3284
※Other size, pressure rating, axial movement, and material are available on request.

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