Umuyoboro w'icyuma
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Ubukonje Bwashushanyijeho Imashini ya Tube
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ASTM A335 Imiyoboro idafite ubwikorezi Gutwara ibyuma
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L245 umuyoboro w'icyuma Uruganda rukora ibyuma
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L360 umuyoboro wibyuma byabugenewe gutunganya imiyoboro yo gutwara
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L485 ibyuma byinganda zikomoka kuri peteroli
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a106 gr c umuyoboro wicyuma
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ibyuma bidafite ingese
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Amashanyarazi ya karubone idafite amavuta na gaze ERW ibyuma bya karubone
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Umuyoboro ushyushye utagira ibyuma