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Join Force Bellows Co. Ltd.

Flanged Ends Axial Expansion Joints

Join Force Bellows Co. Ltd.’s mission is to deliver outstanding flanged ends axial expansion joints with such a gratifying experience that our customers become our best advocates. Our products are highly accepted in domestic and international markets, due to their high efficiency and reliability. We believe that our industry is one where reliability in long-term use, functionality and cost are all of great importance, but that it is reliability that differentiates the truly superior products. We fulfil the demands of the Taiwan market as well as of the overseas market, especially the Taiwan market. Please feel free to contact us if you are looking for a reliable flanged ends axial expansion joints manufacturer.
Flanged Ends Axial Expansion Joints

JF-400SG

Flanged Ends Axial Expansion Joints

Join Force Bellows Co. Ltd. is a high quality Expansion Joints Manufacturer in Taiwan, providing Flexible Joints, Flexible Tube and Flanged Ends Axial Expansion Joints with good quality.

If you are searching for Flanged Ends Axial Expansion Joints, please feel free to contact us.
Features :

JF-400 series (Flanged Ends) Axial Expansion Joints
Multiply bellows welded to weld ends, with internal sleeve; tie-rods and external covers are optional.
Designed to absorb axial movement of medium and/ or low pressure/ temperature pipeline.

JF-400 series (Flanged Ends) Axial Expansion Joints
Size Range DN15 ~ DN600 (1/2” ~ 24”) DN15 ~ DN600 (1/2” ~ 24”)
Fitted Flange JIS 16K, DIN PN16, ANSI 150LB (and other lower pressure rating flanges) JIS 20K、DIN PN25、ANSI 300LB (and other lower pressure rating flanges)
Pressure/ Temperature rating 16bars at 120℃ 16bars at 120℃
Axial Movement +10 / -40mm +10 / -40mm
Cycle Life Nc > 1,000 times Nc > 1,000 times

Construction
No. Parts 400SG 400S Standard Material Optional Material
1 Bellows S.S.304 S.S.316
2 Internal Sleeve S.S.304 S.S.316
3 Flanges Carbon Steel S.S.304/ S.S.316
4 Tube Ends Carbon Steel S.S.304/ S.S.316
5 Tie Rods Carbon Steel S.S.304/ S.S.316
6 Lugs Carbon Steel S.S.304/ S.S.316

Specification :

(DIN PN16)

Size OAL Flanges Thickness
(DIN PN16)
Axial Movement Axial Spring Rate Effective Area
mm ins mm mm mm N/mm cm2
15 1/2 350 14 +10 -40 14 6
20 3/4 350 16 +10 -40 14 6
25 1 350 16 +10 -40 22 8
32 1 1/4 350 16 +10 -40 25 13
40 1 1/2 350 16 +10 -40 36 20
50 2 350 18 +10 -40 52 32
65 2 1/2 350 18 +10 -40 90 49
80 3 350 20 +10 -40 105 67
100 4 350 20 +10 -40 152 122
125 5 350 22 +10 -40 161 176
150 6 350 22 +10 -40 230 258
200 8 350 24 +10 -40 272 414
250 10 350 26 +10 -40 386 658
300 12 350 28 +10 -40 434 904
350 14 350 30 +10 -40 535 1171
400 16 350 32 +10 -40 688 1515
450 18 350 32 +10 -40 764 1886
500 20 350 34 +10 -40 1053 2324
600 24 350 34 +10 -40 1236 3274
※Other size, pressure rating, axial movement, and material are available on request

(DIN PN25)
Size OAL Flanges Thickness
(DIN PN25)
Axial Movement Axial Spring Rate Effective Area
mm ins mm mm mm N/mm cm2
15 1/2 350 16 +10 -40 14 6
20 3/4 350 18 +10 -40 14 6
25 1 350 18 +10 -40 22 8
32 1 1/4 350 18 +10 -40 25 13
40 1 1/2 350 18 +10 -40 36 20
50 2 350 20 +10 -40 52 32
65 2 1/2 350 22 +10 -40 90 49
80 3 350 24 +10 -40 105 67
100 4 350 24 +10 -40 152 122
125 5 350 26 +10 -40 161 176
150 6 350 28 +10 -40 230 258
200 8 350 30 +10 -40 355 418
250 10 350 32 +10 -40 522 662
300 12 350 34 +10 -40 589 908
350 14 350 38 +10 -40 1035 1171
400 16 400 40 +10 -40 1031 1521
450 18 400 40 +10 -40 1146 1893
500 20 400 44 +10 -40 1578 2333
600 24 400 46 +10 -40 1853 3284
※Other size, pressure rating, axial movement, and material are available on request

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Focusing on quality, we measure it as the one important goal to achieve growth, development and progress. Having said that, we undertake each given task very precisely to gain result-oriented solutions at each point of time. As the flanged ends axial expansion joints industry matured and diversified, Join Force Bellows Co. Ltd. focused on customer needs and continually developed new products. Our company is one of the main producers of flanged ends axial expansion joints in Taiwan, and is highly regarded for quality products. We achieve our goals through dedicated associates performing the highest quality workmanship, which in turn allows us to supply our customers with the best products and services.