l-footed finned tube
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L-footed finned tube
Economical finned tube solution for general applications. Aluminum or copper fin strip helically wound around the base tube. Continuous L-shaped foot provides full coverage of the tube surface. Good heat transfer performance with low production cost. Suitable for moderate temperature operating conditions.
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LL-footed finned tube
Enhanced corrosion protection compared with L Type. Double L-shaped foot design provides better tube surface coverage. Improved fin stability and stronger mechanical bond. Suitable for humid and mildly corrosive environments. Reliable long-term performance.
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KL-footed finned tube
Base tube surface is knurled before fin winding. Stronger mechanical bonding between fin and tube. Improved heat transfer efficiency due to better contact. Higher resistance to fin loosening during operation. Suitable for higher temperature and vibration conditions.
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