Specifications:  A/SA 213, A/SA249, A/SA 268, A/SA 789, B/SB 163, B/SB 165, B/SB 167, B/SB 407, B/SB 423, B/SB 444, B/SB622, B/SB688, B/SB690, B/SB 729, EN 10216-5, EN 10217-7, etc.

Specifications:  A/SA 312, A/SA358, A/SA376, A409, A778, A/SA 790, A928, B/SB 165, B/SB 167, B/SB 407, B/SB 423, B/SB 444, B/SB622, B/SB688, B/SB690, B/SB 729, API 5LC, JIS G3459, EN 10216-5, etc.

Specifications: ASTM A269, ASTM A270, ASTM A632, EN10216-5, etc.

Steel Grades: TP304/L, TP316/L, 1.4301, 1.4404, etc.

Finned tube is a kind of heat exchange element, which is aimed to improve the efficiency of heat transfer, usually through adding fins on the surface of bare tube to increase the external surface area or internal surface area of tubes, so as to achieve the purpose of improving the thermal efficiency of heat exchangers.

Steel Grades: TP304/L/H/N, TP316/L/H/Ti, TP317/L, TP321/H, TP347/H, S31500, S31803, S32205, etc.