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When the tempreture changes,pipes can free expand, when the ground is down, pipes can deflect for the automatic compensation and making sure that there are well sealing and no percolation.
Transmission Joint(VSSJA(AF)
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Transmission Joint(VSSJA(AF)
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When the tempreture changes,pipes can free expand, when the ground is down, pipes can deflect for the automatic compensation and making sure that there are well sealing and no percolation. |
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