天津POE项目不锈钢管采购计划2025.11.20中石化催化剂(天津)有限公司奥氏体不锈钢无缝管\Φ33.4×3.38mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ33.4×3.38mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ48.3×3.68mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ48.3×3.68mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ21.3×2.77mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ21.3×2.77mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ21.3×3.73mm 304 ASTM A312/A312M奥氏体不锈钢无缝管\Φ33.4×3.38mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ26.7×2.87mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ48.3×3.68mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ60.3×3.91mm 304 ASTM A312/A312M奥氏体不锈钢无缝管\Φ21.3×2.77mm 304 ASTM A312/A312M奥氏体不锈钢无缝管\Φ26.7×2.87mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ88.9×3.05mm 316L ASTM A312/A312M奥氏体不锈钢无缝管\Φ33.4×4.55mm 304 ASTM A312/A312M
2025-11-24