2-Roll piercing mill and method of producing hollow blocks...
Apparatus for supporting the piercing mandrel back-up bar of a p
Application method of Cr-plated mandrel bar for hot rolling
Calibration of an instrument for the cold-rolling of tubes
Cold pilger rolling tool for producing internally ribbed tubes
Cold pilgrim rolling
Cold rolling process for metal tubes
Cold rolling process for metal tubes
Continuous flow plug mill system
Continuous pipe rolling process
Cr-plated mandrel bar for manufacturing hot seamless tube...
Device for changing mandrels in tube rolling mills
Device for controlling the speed of a mandrel in continuous reta
Device for inserting and pushing a bar into a press-piercing mil
Device for inserting and thrusting a bar into a press piercing _
Durable method for producing finned tubing
Extraction device for continuous rolling mills using a retained
Floating cylindrical mandrel and method for producing tubing
High strength cemented carbide dies and mandrels for a pilgering
Holding and guiding a mandrel rod in rolled stock in and adjacen