川西公司二期试采地面建设工程6、7、8号站碰口镍基管件(询比采购)采购预案中国石油化工股份有限公司西南油气分公司无缝同心大小头\DN300×DN250 SCH40S/SCH40S ASME B16.9 N08825 ASTM B366无缝偏心大小头\DN300×DN250 SCH40S/SCH40S ASME B16.9 N08825 ASTM B366无缝三通\DN250×DN150 SCH40S/SCH40S ASME B16.9 N08825 ASTM B366支管台\DN250×DN25 SCH40S BW MSS SP-97 N08825 ASTM B564无缝弯头\90° DN25 SCH40S R=1.5D ASME B16.9 N08825 ASTM B366无缝弯头\90° DN250 SCH40S R=1.5D ASME B16.9 N08825 ASTM B366
2025-09-16