Umuyoboro w'icyuma
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ASTM A335 P91 Ubwoko bwa tubes 2 / P5 / P9 / P11 / P12 / P22
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A213 T22 Imiyoboro idafite ibyuma / Imiyoboro
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Umuyoboro w'icyuma washyizweho kugirango ugenzurwe neza
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Amavuta Neza Amashanyarazi Umuyoboro API 5CT L80 BTC R3
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API 5CT N80 R3 Umuyoboro wibyuma bya peteroli neza
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ASTM A106 GR.B Umuyoboro w'icyuma udafite amazi
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API 5L Umuyoboro udafite ibyuma bya gaze ya peteroli
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API 5L ASTM A106 A333 cyangwa A335 Imiyoboro ya Carbone idafite icyuma
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API 5CT, J55, K55, L80, N80 Icyuma Cyuma & tubing