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Application filed by Rong-Chang PerngfiledCriticalRong-Chang Perng
Priority to TW83100093ApriorityCriticalpatent/TW251248B/en
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Publication of TW251248BpublicationCriticalpatent/TW251248B/en
An improved process for junction of aluminum pipes, which mainly comprises inserting an iron ring inside the junction of two aluminum pipes so that during jointing the two aluminum pipes using the properties that the melting point of aluminum is 600 deg.C and the melting point of iron is 1538 deg.C to heat the mold temperature to 490~500 deg.C and uniformly tighten the junction of the two aluminum pipes by the upper and lower molds and apply temperature to melt and joint the two pipes.
TW83100093A1994-01-041994-01-04Improved process for junction of aluminum pipes
TW251248B
(en)
Method of making sleeves and other components of riser and gating portions of iron casting moulds and composition used as material for making such components