无缝钢管计算公式：外径 - 壁厚 * 壁厚 * 0.02466 = kg/米
“无缝管的外径、无缝管的壁厚” 单位都是毫米（mm），“kg/m ”的意思是 “一米多少公斤”。
无缝钢管规格表表示法：外径*壁厚（如下表）
|
规格 |
数量 |
产地 |
规格 |
数量 |
产地 |
规格 |
数量 |
产地 |
|
5×0.5-1-1.5 |
3T |
常/进 |
51×3-3.5-4-5-6-10-12-14 |
30T |
宝/冶 |
194×9-12-20-30-45-60 |
130T |
包/成 |
|
6×1-1.5 |
3T |
常/进 |
54×3.5-4.5-6-8-10-12-14 |
40T |
宝/冶 |
203×7-12-16-20-45-60 |
120T |
包/成 |
|
8×1-1.5-2-3 |
3T |
常/进 |
57×3.5-4.5-6-8-10-12-14 |
60T |
宝/冶 |
219×6-20-30-40-50-60 |
370T |
包/成 |
|
10×1.5-2.5-3 |
3T |
常/进 |
60×3.5-6-8-10-14-16-20 |
60T |
宝/冶 |
245×10-20-30-40-50-60 |
160T |
包/成 |
|
12×1.5-2.5-3 |
3T |
常/进 |
63×3.5-6-8-10-14-16-20 |
80T |
宝/冶 |
273×6-16-18-30-40-60 |
100T |
包/成 |
|
14×1.5-2-3-4-5-6 |
6T |
常/进 |
68×3.5-4.5-6-8-10-16-20 |
80T |
宝/冶 |
299×8-14-16-32-40-60 |
130T |
成都 |
|
16×1.5-2-2.5-3-3.5-4-5 |
6T |
常/进 |
70×4.5-5-6-12-16-18-20 |
60T |
宝/冶 |
325×8-20-30-40-50-80 |
300T |
包头 |
|
19×2-2.5-3-3.5-4-5-6 |
8T |
常/进 |
73×4-5-8-14-18-20-25 |
80T |
宝/冶 |
351×6-10-16-35-45-60 |
130T |
包头 |
|
20×2-2.5-3-4-5-6 |
12T |
常/进 |
76×4-5-10-16-20-22-25 |
60T |
宝/冶 |
377×7-10-12-30-40-60 |
130T |
成都 |
|
22×1.5-2-3-4-5-6 |
14T |
常/进 |
80×4.5-6-10-14-18-20-25 |
50T |
宝/冶 |
402×8-10-20-30-40-50 |
30T |
成都 |
|
24×2-3-4-5-6-7-8-9-10 |
13T |
常/进 |
83×4.5-6-10-14-18-20-25 |
120T |
宝/冶 |
426×9-12-16-20-40-60 |
50T |
成都 |
|
25×2-3-4-5-6-7-8-9-10 |
20T |
常/进 |
89×4.5-5-10-18-22-25-30 |
50T |
宝/冶 |
450×10-16-18-45-60-70 |
260T |
成都 |
|
27×2-2.5-3-3.5-4.5-6-8-10 |
13T |
常/进 |
95×4.5-5-12-16-22-26-30 |
50T |
宝/冶 |
480×10-20-40-50-60-70 |
130T |
成都 |
|
28×2-3-4-5-6-7-8-9-10 |
13T |
常/进 |
102×4.5-5-8-10-30-36 |
80T |
宝/冶 |
508×10-18-24-27-35-95 |
120T |
成都 |
|
30×2.5-3-4-5-6-7-8-9-10 |
17T |
宝/衡 |
108×4-8-10-20-30-35 |
80T |
宝/冶 |
510×11-16-20-35-48-70 |
130T |
成都 |
|
32×2-3-4-5-6-7-8-10-12 |
30T |
宝/衡 |
114×4-10-12-25-30-38 |
50T |
成/冶 |
530×10-12-16-20-30-75 |
60T |
成都 |
|
34×2.5-3-4.5-6-7-8-10-12 |
15T |
宝/衡 |
121×5-12-20-25-30-35 |
80T |
成/冶 |
550×10-16-40-48-100 |
50T |
成都 |
|
36×2.5-3-4-5-6-7-8-10-12 |
213T |
宝/衡 |
127×4.5-12-16-20-25-38 |
40T |
成/冶 |
560×20-40-50-60-100 |
80T |
成都 |
|
38×2.5-3-4-5-7-8-10-11-12 |
32T |
宝/衡 |
133×4.5-6-10-30-35-45 |
120T |
成/冶 |
580×10-16-20-30-50-60 |
80T |
成都 |
|
40×2.5-3-4-5-6-7-8-10-12 |
21T |
宝/衡 |
140×6-10-16-24-30-45 |
12T |
成/冶 |
610×10-20-30-40-100 |
260T |
成都 |
|
42×2.5-3-4-5-6-7-8-10-12 |
35T |
宝/衡 |
146×4.5-10-22-30-40-50 |
60T |
成/冶 |
630×10-20-25-28-100 |
120T |
成都 |
|
43×2.5-3-4-5-6-7-8-10-12 |
30T |
宝/衡 |
152×4.5-12-18-25-30-50 |
60T |
成/冶 |
660×16-25-40-45-100 |
78T |
进口 |
|
45×2.5-3-4-5-6-7-8-10-14 |
35T |
宝/衡 |
159×4.5-12-14-27-32-50 |
80T |
成/冶 |
720×10-20-30-40-120 |
60T |
进口 |
|
48×3-5-6-7-8-9-10-12-14 |
36T |
宝/衡 |
168×5-10-30-35-40-55 |
120T |
成/冶 |
760×10-12-16-30-1800 |
60T |
进口 |
|
50×2.5-4-5-6-7-8-10-16 |
23T |
宝/衡 |
180×6-10-16-20-40-55 |
120T |
成/冶 |
820，850，914，1420 |
90T |
进口 |
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