Praxair, Atmosphere Engineering sign joint marketing agreement

Praxair Inc., Danbury, Conn., has signed an agreement with Atmosphere Engineering that will allow customers to access Praxair’s industrial gases, application technologies, and supply systems, as well as Atmosphere Engineering’s furnace control systems and sensors.

Isothermal Transformation Diagram for Tool Steels

The graph shows the isothermal transformation diagram for the steel AISI 1075/DIN EN C75. Cooling curves show three process cycles for molten metal quenching in the time-temperature-transformation plots.