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ASTM A234 WPB Alın Kaynaklı Bağlantı Parçaları 90°LR DİRSEK ,TEE , BW B16.92023-04-10 11:34:06 |
ASTM A234 WP11 WP22 WP5 P9 P91 P92 Kömür TEE REDUCER CAP FOR OIL AND GAS2024-01-12 13:48:04 |