waalka albaabka NRS
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ASME waalka albaabka shaabadaysan jilicsan
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2205 waalka albaabka biyaha badda
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BS 5163 NRS waalka albaabka waslad adkeysi leh
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DIN3352 F4 NRS waalka albaabka birta ah ee fadhiga oo adkeysi leh ...
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Waslad adkeysi dhulka hoostiisa mara ee Gate Valve
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Dhamaadka godka NRS waalka albaabka adkeysi leh
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dab-damis adkeysi leh oo aan kor u kicin oo fadhiya...