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大口徑20#無縫鋼管規格表-主要適用于結構、流體用無縫管

規格	規格
83×4.5-5-10-12-14-16-18-20	273×7-9-12-15-18-20-25
89×4.5-8-10-12-14-16-18-20	245×25-28-30-34-40
95×4.5-6-8-10-12-14-16-20	273×7-9-12-15-18-20-25
102×4.5-5-6-7-8-10-12-14-16-20	273×30-35-38-40-45-50
108×4.5-5-6-7-8-10-12-14-18-20-22	299×8-12-16-20-24-28
114×4.5-5-6-7-8-10-12-14-18-20	299×30-32-36-38-40-45
121×4.5-5-6-7-8-10-12-14-16-20	325×8-12-14-18-38-42
127×4.5-5-6-7-8-10-12-14-16-20	325×28-32-34-38-42
133×4.5-6-8-12-14-16-18-20-25-30	351×10-16-20-25-40
140×5-6-7-8-9-10-12-14-16-20-22	355×6-18-20-25-30-40/52
146×4.5-6-8-12-14-16-18-20-25-30	377×8-12-15-20-24-28
152×4.5-6-8-12-14-16-18-20-25-30	377×30-37-40-45-50
159×4.5-6-10-12-14	402×10-15-20-25-30-35
159×16-18-20-22-25-30	406×10-20-25-28-35-40
168×8-10-12-14-20-25-30-35	426×10-12-14-16-20-25-30-35-40
180×8-12-16-25-30	450×10-12-14-16-20-25-34-40-50
180×32-34-38-40-45-50	480×10-12-14-16-18-20-25-30-40
194×6-8-12-16-20-25-30-40-45-50	500×10-12-14-16-20-25-34-40-50
203×6-7-10-15-20-25-30	510×10-12-14-16-20-25-34-40-50
203×32-36-40-45-50	530×10-12-14-16-18-20-30-40
245×25-28-30-34-40	545x12-14-16-18-20-21-25