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ASME SA249 TP304 HF H/HH Welding Finned Tube For Petrochemical Industry2025-09-16 17:48:30 |
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ASME SA312 TP321H High Frequency Welded Fin Tube For Heat Exchanger2025-10-11 18:21:07 |
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ASTM EN DIN ASTM A106 Gr.B A335 P5 P9 A312 TP304 317L Σωλήνες με πτερύγια2025-08-13 17:42:39 |