Kayayyaki
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Takardar Bayanan Fasaha ta DIN 2391 Bututun Daidaitacce Mara Sumul
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Bututun Tagulla, Bututun Tagulla mara iskar oxygen (OFC), C10100 (OFHC) Bututun Tagulla mara iskar oxygen
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SANS 657-3, EN 10305, DIN 2391 Bututun Karfe Masu Inganci/Bututu
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Shagunan murabba'i da murabba'i
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Bututun Karfe na ERW Mai Juriya da Wutar Lantarki
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ASTM A335 P91 Bututun Nau'i 2 / P5 / P9 / P11 / P12 / P22
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Karfe da kayayyakin ƙarfe da aka ƙera
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ASME B16.9 A234 WPB Carbon Karfe Bututu Elbow
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ASME B16.9 A234 WPB Butt Weld Carbon Karfe Tee