日前,河北青县渤海装备华油钢管公司生产的15m试验段螺旋钢管走下生产线,运往西气东输三线管道建设现场。本批次预计为西气东输三线供应X80M钢级Ф1219×18.4mm螺旋缝埋弧焊钢管1.6万吨,含内外防腐业务。截至目前,华油钢管公司为西气东输三线累计供管30余万吨,总长600公里。
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