WORLDWIDE
Home / Product Line
Formed Bellows, Metallic Expansion Joints
Join Force Bellows Co. Ltd. is a technology company focused on the development and distribution of formed bellows, metallic expansion joints. With a competitive approach, our workforce strives to meet the expectations of our clients and offer them the desired end results. Our strict inspections and testing have ensured that all our metallic expansion bellow achieve a high level of performance even in harsh conditions. Our team is the innate strength of our organization. We guarantee the quality of our products, since we deal only with authorized and reliable formed bellows manufactures. The parts you buy from us will fit your needs perfectly. Welcome to contact with us if you are looking for highly efficient expansion joints.
JF-250 Series
Bellows Type Expansion Joints
In addition to this Flanged Ends Bellows Type Expansion Joints, we also supply Bellows Type Flexible Joints and Axial Expansion Joints with durable quality.
Features :
JF-250 Series - Bellows Type Expansion Joints (Flanged Ends) |
---|
One-ply bellows welded to pipe nipples and flanges, with internal sleeve & tie-rods (optional). Designed to absorb axial movement of low/ medium pressure/ temperature pipeline. |
JF-250 Series | |
---|---|
Size Range | DN15 ~ DN600 (1/2” ~ 24”) |
Pressure/ Temperature rating | 10 kg/cm2 at 120℃ |
Cycle Life | Nc > 1,000 times |
Construction
No. | Parts | 250SG | 250S | 250G | 250N | Material | Option |
---|---|---|---|---|---|---|---|
1 | Bellows | S.S.304 | S.S.316 | ||||
2 | Internal Sleeve | S.S.304 | S.S.316 | ||||
3 | Flange | 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 |
Specification :
Specification (Fitted with JIS 10K flanges)
Size | OAL | Thickness of Flange | Bellows Length | Axial Movement | Axial Spring Rate | Effective Area | |
---|---|---|---|---|---|---|---|
mm | ins | mm | mm | mm | mm | N/mm | cm2 |
15 | 1/2 | 250 | 12 | 125 | +10 -25 | 8 | 4 |
20 | 3/4 | 250 | 14 | 125 | +10 -25 | 11 | 6 |
25 | 1 | 250 | 14 | 125 | +10 -25 | 17 | 9 |
32 | 1 1/4 | 350 | 16 | 180 | +10 -40 | 18 | 13 |
40 | 1 1/2 | 350 | 16 | 180 | +10 -40 | 23 | 21 |
50 | 2 | 350 | 16 | 180 | +10 -40 | 29 | 32 |
65 | 2 1/2 | 350 | 18 | 180 | +10 -40 | 46 | 50 |
80 | 3 | 350 | 18 | 180 | +10 -40 | 53 | 67 |
100 | 4 | 350 | 18 | 180 | +10 -40 | 76 | 123 |
125 | 5 | 350 | 20 | 180 | +10 -40 | 81 | 177 |
150 | 6 | 350 | 22 | 180 | +10 -40 | 116 | 259 |
200 | 8 | 350 | 22 | 180 | +10 -40 | 137 | 415 |
250 | 10 | 350 | 24 | 180 | +10 -40 | 194 | 661 |
300 | 12 | 350 | 24 | 180 | +10 -40 | 218 | 907 |
350 | 14 | 350 | 26 | 180 | +10 -40 | 369 | 1167 |
400 | 16 | 350 | 28 | 180 | +10 -40 | 465 | 1509 |
450 | 18 | 350 | 30 | 180 | +10 -40 | 518 | 1880 |
500 | 20 | 350 | 30 | 180 | +10 -40 | 819 | 2326 |
550 | 22 | 350 | 32 | 180 | +10 -40 | 895 | 2781 |
600 | 24 | 350 | 32 | 180 | +10 -40 | 971 | 3276 |
Join Force Bellows Co. Ltd. is a leading provider of formed bellows and performance products and is recognized throughout the hardware & metal products industries for its complete selection, superior customer care, and fast delivery. All our metallic expansion joints, metallic expansion bellow are precisely developed by a creative team of professionals as per contemporary market trends. Focusing on quality, we measure it as the one important goal to achieve for growth, development and progress. Having said that, we undertake each given task very precisely to gain result oriented solutions at each point of time. If you are looking for formed bellows, please do not hesitate to inform us.