天津曼內斯曼石化管件有限公司輸送流體管 的規格表 12×1 89×4.5-8-10-12-14-16-18-20 245×25-28-30-34-40 14×1.5-2.5-3 95×4.5-6-8-10-12-14-16-20 273×7-9-12-15-18-20-25 16×1.5-2.5-4 102×4.5-5-6-7-8-10-12-14-16-20 273×30-35-38-40-45-50 18×2.3-4-5 108×4.5-5-6-7-8-10-12-14-18-20-22 299×8-12-16-20-24-28 20×2.5-3-5 114×4.5-5-6-7-8-10-12-14-18-20 299×30-32-36-38-40-45 24×2.5-3-4-5-6 121×4.5-5-6-7-8-10-12-14-16-20 325×8-12-14-18-38-42 25×2.5-3-4-5-6 127×4.5-5-6-7-8-10-12-14-16-20 325×28-32-34-38-42 28×3-3.5-4-5-6 133×4.5-6-8-12-14-16-18-20-25-30 351×10-16-20-25-40 32×3.5-4-5-6-8 140×5-6-7-8-9-10-12-14-16-20-22 355×6-18-20-25-30-40/52 34×4-5-6-8 146×4.5-6-8-12-14-16-18-20-25-30 377×8-12-15-20-24-28 36×3.5-5-6-8 152×4.5-6-8-12-14-16-18-20-25-30 377×30-37-40-45-50 38×4-5-6-7-8-9-10 159×4.5-6-10-12-14