DIN 17175 ST35.8/I heat exchanger Welded Fin Tubes 20mmH X 1mmThK X 200FPM: The fin strip is welded continuously and spirally wound onto a polished bare tube. And the tube and fins are bonded together by using high frequency resistance welding technique; We produce both solid plain and serrated helical welded steel finned tube. And also, all spiral welding tubes could be bent in the middle or at the end of fin tubes, we call it Hairpin tubes.
Read MoreSend InquiryGalvanized Steel Sheet Circular Spacer Rings For Embedded G Base Fin Tubes: galvanized steel sheet circular spacer rings for Embedded G-base fin tubes. This spacer rings are applicable for aluminum fin tubes, as extruded fin tubes, L/LL/KL fins tubes and most used for G base fin tubes. General core plian tube OD is 25.4mm,31,75mm and 38.1mm.
Read MoreSend InquiryA334 Gr 1 / 3 / 6 Carbon Steel Threaded Low Fin Tube for Ventilation system: 26FPI / 1024 FPM / 0.976mm , A334 Gr 1 / 3 / 6 Carbon Steel Threaded Fin Tubes . ASTM A334 / A334M: Seamless and Welded Carbon and Alloy-Steel Tubes for Low-Temperature Service.
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