合同無縫無縫鋼（gāng）管規格表|國標無縫無縫鋼管規格表|無縫無縫鋼管壁厚規格表 

12×1	68×4-4.5-10-12-14-16	203×6-15-20-25-30-32-45-50
14×1.5-2.5-3	70×4-4.5--12-15-16	219×6-8-18-20-25-30-50-55-65-70
16×1.5-2.5-4	73×4-4.5-9-10-12-15	245×8--20-22-25-30-34-40
18×2.4-5	76×4-47-8-9-10-12-14	273×7-9-18-20-25-30-40-45-50
20×2.-3-5	83×4.5-5-10-12-14-16-18-20	299×8-24-28-30-38-40-45
24×2.-4-5-6	89×4.5-8--18-20	325×8-18-38-42
25×2.54-5-6	95×4.5-6-8--16-20	351×25-40
28-4-5-6	102×4.5-5--12-14-16-20	355×6-25-30-40/52
32×4-5-6-8	108×4.5-510-12-14-18-20-22	377×20-24-28-30-45-50
34.5-6-8	114×4.5-5--12-14-18-20	402×10-15-20-25-30-35
36×3.5-5-6-8	121×4.5-5--12-14-16-20	406×10-20-35-40
38×4-5-6-7-8-9-10	127×4.5-5-10-12-14-16-20	426×10-12-20-25-30-35-40
39×3.5-5-8-10	133×4.5--14-16-18-20-25-30	450×10--20-25-34-40-50
42×3.5-8-9-10	140×5-6-7-12-14-16-20-22	480×10-12-18-20-25-30-40
45×3.5--8-9	146×4.5-6-16-18-20-25-30	500×10-16-20-25-34-40-50
48×3.5-7-8-9-10	152×4.5-6--16-18-20-25-30	510×10--16-20-25-34-40-50
51×3.57-8-9-10	159×4.5-6--14	530×-14-16-18-20-30-40
56×6-7-8-9-10	159×16-22-25-30	560-16-20-25-30-40-50-60
57×3.5-5-10-12	168×814-20-25-30-35	580×10-14-16-20-30-40-50-70
60×3.5-8-9-12-14	180×8-25-30-38-40-45-50	600×10-14-18-25-20-30-50-60
63×3.5-4.59-10-12-14	194×6-20-25-30-40-45-50	610×10-14-18-25-20-30-50-60