摘要 |
<p>A liquid-to-air heat exchanger comprises a header plate 17, a plurality of liquid coolant tubes 13, each extending into a hole in the header plate, a primary load bearing welded joint 24 between the plate 17 and each tube which may be subject to the formation of leakage openings in the joint in use, and a thin sealant 25 sealing against leakage any leakage openings that may be present or that may occur. <IMAGE></p> |