南京化学2025年无缝管件1201W2中国石化集团南京化学工业有限公司无缝三通\DN80×DN50 SCH40S/SCH40S ASME B16.9 WP304L ASTM A403无缝弯头\90° DN15×3 R=1.5D GB/T 12459Ⅱ 06Cr19Ni10 GB/T 14976无缝弯头\90° DN80 SCH40S R=1.5D ASME B16.9 WP304 ASTM A403管帽\DN100 SCH40 BW GB/T12459Ⅰ 20# GB/T 711无缝弯头\90° DN25 SCH40S R=1.5D SH/T3408 WP304 ASTM A403无缝弯头\90° DN50 SCH40S R=1.5D ASME B16.9 WP304 ASTM A403无缝三通\DN25×DN25×3/3 GB/T12459Ⅱ 06Cr19Ni10 GB/T 14976无缝三通\DN80×DN80 SCH40S/SCH40S ASME B16.9 WP304 ASTM A403无缝三通\DN50×DN25 SCH40S/SCH40S ASME B16.9 WP304 ASTM A403
2025-12-03