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Boiler tubes, heat exchanger tubes

Welded pipes

L, LL, KL finned tubes (finned tubes)

G embedded fin tubes (finned tubes)

(serrated) extruded finned tubes

high frequency welded (serrated) fin tubes (finned tubes)

Laser welded fin tubes (finned tubes)

hot dipped galvanized oval (elliptical) finned tubes, rectangular fin tubes

condenser fin flat tubes

inner finned tubes (finned tubes)

Studded Pipes

H / double H fin tubes (finned tubes)

longitudinal fin tubes (finned tubes)

Tube finning machine

Aluminum plates, strips,foils

Aluminum welding wire rod

Aluminum tubes, profile

Economizer for Boiler

air-cooled heat exchanger (air cooler)

seamless fin tubes with two longitudinal opposite fins


standard & specification

Material knowledge

20. Steel strips materials(DC03, DC04, DC05, DC06, used as fin of fin tubes download

19. ASTM B677 UNS N08926,DIN1.4529 or 254SMO(S31254)

18. High alloy: AISI TP439 / UNS S43035

17. Austenitic steel grades TP 316Ti, TP321H,TP321

16. UNS N06455 C4

15. alloy 825 = UNS N08810

14. 625 alloy

13. Stainless steel grades

12. material for pipe fittings

11. Martensitic stainless steel

10. Heat treatments methods

9. Duplex Steel S31803, S32250, S32750, etc.

8. welded pipes,ASTM A214, A249. A269, A178, SA789, etc

7. Copper alloy ASTM B111, C12200, C70600, C68700, etc.

6. Alloy C-276

5. Boiler tubes ASTM A106, A210, A213, A335, etc.

4. ASTM A519 steel tubes4130 4140, etc.

3. Heat resistant pressure-vessel steel tubes

2. ASTM A213 steel tubes,T5, T11, T12, T22, T91

1. ASTM A199 steel tubes,T5, T11, T12, T22, T91

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