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De Buis van de roestvrij staalu-bocht ASTM A268 TP405/ASTM B677 904L2023-06-07 15:48:23 |
De U-bochtbuis van ASTM A213 ASME SA213 TP321 TP321H TP347H 3/4“ SS2023-06-07 18:18:39 |