High efficiency heat exchange tube
（Corrugated pipe, Corrugated tube, Spiral pipe, Low finned tube, Condensing tube, Evaporating pipe, Pitted pipe）

Sizes:
O.D.: 12mm-25.4mm, W.T.: 0.65mm~1.5mm, Length: 1m~11m

Main Grades:
0Cr18Ni9、00Cr19Ni10、0Cr18Ni10Ti、0Cr17Ni12Mo2、00Cr17Ni14Mo2、0Cr18Ni12Mo2Ti、0Cr19Ni13Mo3、00Cr19Ni13Mo3、0Cr25Ni20、00Cr18Ni5Mo3Si2、00Cr22Ni5Mo3N
BFE10-1-1, BFE30-1-1, BFE30-2-2, HAL77-2, H68, HSN70-1, HSN70-1B, TP₂, T₂, TP₁

Main Standards:
GB/T19447, ASTM B359, ASME SB35, GB/T19447-2004, B/T8890-2007, GB/T1527-2006