Products
Axial Expansion Joints
JF-250ST
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Description
Axial Expansion Joints is a screw ends joints for pipe use.
Features
JF-250 series (Screw Ends) Axial Expansion Joints |
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One-ply bellows welded to screw ends, with internal sleeve; tie-rods and external covers are optional. Axial Expansion Joints are designed to absorb axial movement of medium and/ or low pressure/ temperature pipeline. |
Axial Expansion Joints – JF-250 series (Screw Ends) | |
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Size Range | DN15 ~ DN100 (1/2” ~ 4”) |
Pressure/ Temperature rating | 10bars at 120℃ |
Cycle Life | Nc > 1,000 times |
Construction
No. | Parts | 250ST | 250STC | 250STG | 250STGC | Standard Material | Optional Material |
---|---|---|---|---|---|---|---|
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 | Tie Rods | Carbon Steel | S.S.304/ S.S.316 | ||||
5 | Lugs | Carbon Steel | S.S.304/ S.S.316 | ||||
6 | External Covers | Carbon Steel | S.S.304/ S.S.316 |
Specification
Size | OAL | Thickness of Weld Ends | Axial Movement | Axial Spring Rate | Effective Area | |||
---|---|---|---|---|---|---|---|---|
250ST | 250STC | 250STG | ||||||
mm | ins | mm | mm | mm | mm | mm | N/mm | cm2 |
15 | 1/2 | 250 | 300 | 350 | 2.8 | +10 -25 | 13 | 4 |
20 | 3/4 | 250 | 300 | 350 | 2.9 | +10 -25 | 19 | 6 |
25 | 1 | 250 | 300 | 350 | 3.2 | +10 -25 | 28 | 9 |
32 | 1 1/4 | 350 | 400 | 450 | 3.5 | +10 -40 | 18 | 13 |
40 | 1 1/2 | 350 | 400 | 450 | 3.5 | +10 -40 | 22 | 21 |
50 | 2 | 350 | 400 | 450 | 3.8 | +10 -40 | 29 | 32 |
65 | 2 1/2 | 350 | 400 | 450 | 4.2 | +10 -40 | 46 | 50 |
80 | 3 | 350 | 400 | 450 | 4.2 | +10 -40 | 53 | 67 |
100 | 4 | 350 | 400 | 450 | 4.5 | +10 -40 | 76 | 123 |
About Us
LIGHT WAY METALS CO., LTD.(JOIN FORCE Bellows Co. Ltd) had been devoted to develop excellent manufacturing processes of metallic bellows and create diverse bellows products with high quality and superior performance to meet various need of industries.
Today JOIN FORCE possesses not only unique and reliable bellows forming technologies but also excellent reputation in Taiwan. We offer many types of bellows products, including expansion joints, flexible joints and flexible tubes, etc.
We use an advanced management information system, which is built by ourself, to handle all routine in our company, such as stock control, materiel and supplies purchasing, sales and production management.
JOIN FORCE believe that best quality is the only way to become an international enterprise of bellows production, and we are doing our best to accomplish it.
Our commitment is to provide optimum pipe motion solution. To find out what we can offer, please do not hesitate to email us.
Business Type: None
Main Products
Bellows, Expansion Joints, Stainless Steel Expansion Joint, Metallic Expansion Joint, Metal Expansion Joint, Bellow, Pipe Fittings, Pipeline, Metal Bellows, Stainless Steel Bellows, Formed Bellows, Flexible Joints, Flexible Tubes, Metal Couplings