... H fin tube, known as Square fin tube & H Finned economizer, finned tube, is used in boilers parts, marine power. It is ... so called H-fin tube. H-economizer widely used in utility boilers, industrial boilers, marine power, such as the tail ... Supplied H Type Fin Tube Specification Item SymbolUnitParameter ValueBare Tube ODΦmm32-51Bare Tube Thicknesssmm2.5-6Bare Tube LengthLmm≤11500Fin LengthLfmm≤10500Fin ...