H&b Sensors design and manufacture a wide range of flanged solid drilled thermowells and flanged fabricated thermowells. Material options include 316 Stainless Steel, Carbon Steel, Inconel® 600, Monel® 400, Hastelloy® C276 and Hastelloy® C22. Flanged thermowells are available with either seal welded, full penetration welded or one piece forged style flange connections. A wide range of flange sizes and ratings are available in either raised face (RF), flat face (FF) or ring type joint (RTJ) configurations. Other options include velocity collars and cover flanges.