Oxford Alloy 9015-B9 description:
A low hydrogen sodium coated electrode designed for out of position welding. This electrode is recommended for direct current, reversed polarity only.
To weld the modified 9% Chromium – 1% Molybdenum steels such as P91, T91 and F91.
Primarily used in heavy wall components such as main steam piping and turbine rotors in fossil fuelled power generating plants.