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| Flexibility and Stress Intensification Factors |
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Stress Intensification Factor |
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Flexibility Factor k |
Out-plane io |
In-plane ii |
Flexiblity Characteristic h |
Sketch |
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Flexibility Factor k |
Stress Intensification Factor i |
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Butt Welded joint, reducer, or weld neck flange |
1 | 1.0 |
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Double-welded slip-on flange |
1 | 1.2 |
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Lap joint flange (with ANSI B 16.9 lap joint stub) |
1 | 1.6 |
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Threaded pipe joint, or threaded flange |
1 | 2.3 |
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| Weldbend Notes: |
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