IN1998KO00349AIN349CA1998AIN1998KO00349AIN 1998KO00349 AIN1998KO00349 AIN 1998KO00349AIN 349CA1998 AIN349CA1998 AIN 349CA1998AIN 1998KO00349 AIN1998KO00349 AIN 1998KO00349A
Authority
IN
India
Prior art keywords
welding
rails
making
pieces
vee
Prior art date
Application number
Inventor
A Prasad Mr
Original Assignee
Hindustan Engineering & Ind Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hindustan Engineering & Ind LtdfiledCriticalHindustan Engineering & Ind Ltd
Priority to IN349CA1998priorityCriticalpatent/IN1998KO00349A/en
Publication of IN1998KO00349ApublicationCriticalpatent/IN1998KO00349A/en
An improved process for welding rigs in making V-Crossing in railway track by electro slag method comprising bending a pair of rails pieces, machining said rail pieces and bolting them together in a known manner, making grooves in said rails for holding weld deposit before welding the job in a vertical position, mounting the assembled Vee vertically on the welding rig, preheating and cleaning before final welding being done.