General characteristics
1¼Cr- ½Mo consumables designed for prolonged elevated temperature service up to about 550°C, especially in steam generation power plants components. Suitable for corrosion resistance to sulphur bearing crude oil at 250-450° C.
Used in chemical and petro-chemical industries for resistance to hydrogen attack in fabrication of hydrocrackers, coal liquefaction plant and NH3 pressure vessel operating at up to 450° C. They are also used for joining dissimilar combinations of Cr-Mo and carbon steels. Careful control of preheat, interpass temperatures, and postheat is essential to avoid cracking. These consumables have low levels of tramp elements, Sn, As, Sb and P, providing a low Bruscato Factor (X

Products of the line 1¼Cr½Mo

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