20G高壓鍋爐管直徑351壁厚20mm\大口徑鍋爐用無(wú)錫厚壁鋼管貨源
83×10-12-14-16-18-20 203×32-36-40
89×8-10-12-14-16-18-20 219×6-8-12-16-18-20-25
95×6-8-10-12-14-16-20 219×30-40
102×6-7-8-10-12-14-16-20 245×8-10-14-17-20-22
108×6-7-8-10-12-14-18-20-22 245×25-28-30-34-40
114×6-7-8-10-12-14-18-20 273×7-9-12-15-18-20-25
121×6-7-8-10-12-14-16-20 273×30-35-38-40
127×-6-7-8-10-12-14-16-20 299×8-12-16-20-24-28
133×6-8-12-14-16-18-20-25-30 299×30-32-36-38-40
140×6-7-8-9-10-12-14-16-20-22 325×8-12-14-18-38
146×6-8-12-14-16-18-20-25-30 325×28-32-34-38
152×6-8-12-14-16-18-20-25-30 351×10-16-20-25-40
159×6-10-12-14 355×6-18-20-25-30-40
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