Stainless Steel Square Type H Finned Tube for Boiler / Economizer
Square finned tubes, also known as H fin tubs, are a type of heat exchanger component used in various industrial applications to enhance heat transfer. The tube is surrounded by square or rectangular-shaped fins that are attached to the outer surface of the tube. These type of fins extend the surface area of the tube, allowing for improved heat dissipation or heat absorption.
There are two types: one with a single tube, called the square fin tube (H fin tube), and the other with double tubes, known as rectangular fin tubes (HH fin tube). These tubes are custom-manufactured based on customer requirements and offer a larger surface area compared to Spiral Finned tubes. They are commonly used in air heating applications to minimize equipment size. The H fin tube is a crucial component in boilers and heat exchangers, widely used in utility boilers, industrial boilers, and marine power systems.
Fin Tube Specification
PRODUCT | TYPE | NAME | BARE TUBE MATERIAL | FIN MATERIAL |
Heat Exchanger Finned Tube | EMBEDDED | G-TYPE FIN TUBE | CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | ALUMINUM |
EXTRUDED | SINGLE METAL GOMBINED METAL | CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | COPPER, ALUMINUM | |
LOW FIN TUBE T-TYPE FIN TUBE | CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | / | ||
BAMBOO TUBE CORRUGATED TUBE | CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | / | ||
WOUND | L/KL/LL TYPE FIN TUBE | CARBON STEEL, COPPER, STAINLESS STEEL, ALLOY | COPPER,ALUMINUM | |
STRING | STRING FIN TUBE | ALUMINUM, COPPER, CARBON STEEL, STAINLESS STEL | ALUMINUM, COPPER, CARBON STEEL, STAINLESS STEL | |
U-TYPE | U-TYPE TUBE | CARBON STEEL, COPPER, STAINLESS STEEL | / | |
WELDING | HF WELDING FIN TUBE | CARBON STEEL, STAINLESS STEEL, ALLOY | CARBON STEEL, STAINLESS STEEL, ALLOY | |
U-TYPE | H/HH TYPE FIN TUBE | CARBON STEEL, STAINLESS STEEL, ALLOY | CARBON STEEL, STAINLESS STEEL, ALLOY | |
WELDING | STUDDED FIN TUBE | CARBON STEEL, STAINLESS STEEL, ALLOY | CARBON STEEL, STAINLESS STEEL, ALLOY |
Material Grade
American Standard | Austenitic Steel: TP304,TP304L,TP304H, TP304N, TP310S,TP316,TP316L,TP316Ti,TP316H, TP317,TP317L, TP321, TP321H,TP347, TP347H,904L… Duplex Steel : S32101,S32205,S31803,S32304,S32750, S32760 Others:TP405,TP409, TP410, TP430, TP439,... |
Europen Standard | 1.4301,1.4307,1.4948,1.4541,1.4878,1.4550,1.4401,1.4404,1.4571,1.4438, 1.4841,1.4845,1.4539,1.4162, 1.4462, 1.4362, 1.4410, 1.4501 |
GOST Standard | 08Х17Т,08Х13,12Х13,12Х17,15Х25Т,04Х18Н10,08Х20Н14С2, 08Х18Н12Б,10Х17Н13М2Т,10Х23Н18,08Х18Н10,08Х18Н10Т, 08Х18Н12Т,08Х17Н15М3Т,12Х18Н10Т,12Х18Н12Т,12Х18Н9, 17Х18Н9, 08Х22Н6Т, 06ХН28МДТ |