Oerlikon Carborod CrMo92 description: CARBOROD CrMo92 is an uncoated W ZCrMoWVNb9 0.5 1.7/ER90S-B9 (mod.) type solid TIG welding rod depositing a nominal C-0.7Mn9Cr1.5W0.5MoNbN low alloy steel weld metal. Suitable for use with Ar shielding gas. CARBOROD CrMo92 is especially designed for welding ASTM T92/P92, NF 616 and X10CrWMoNb 9-2 creep resisting steels. Approved in long-term service at temperatures <650C. Improved creep strength is obtained by the addition of tungsten, niobium, nitrogen and vanadium.