| 详细介绍： 公式
无缝钢管的重量kg/m = (Od - Wt) * Wt * 0.02466 其中Od是外径 Wt是壁厚
无缝管工艺流程
卫生级镜面管工艺流程：
管坯——检验——剥皮——检验——加热——穿孔——酸洗——修磨——润滑风干——焊头——冷拔——固溶处理——酸洗——酸洗钝化——检验——冷轧——去油——切头——风干——内抛光——外抛光——检验——标识——成品包装
工业管工艺流程
管坯——检验——剥皮——检验——加热——穿孔——酸洗——修蘑——润滑风干——焊头——冷拔——固溶处理——酸洗——酸洗钝化——检验
无缝钢管尺寸及允许偏差
偏差等级
|
标准化外径允许偏差
|
D1
|
±1.5%，最小±0.75 mm
|
D2
|
±1.0%。最小±0.50 mm
|
D3
|
±0.75%．最小±0.30 mm
|
D4
|
±0.50%。最小±0.10 mm
|
无缝钢管重量公式
[(外径-壁厚)*壁厚]*0.02466=kg/米（每米的重量）
无缝钢管规格表
锅炉管 规格
|
|
规格
|
规格
|
规格
|
规格
|
4*1/6-14*1-3
|
38*5.5
|
89*5
|
133*18
|
14*3.5
|
42*3
|
89*5.5
|
159*6
|
14*4
|
42*3.5
|
89*6
|
159*6.5
|
16*3
|
42*4
|
89*7
|
159*7
|
18*2
|
42*5
|
89*7.5
|
159*8
|
18*3
|
42*6
|
89*8
|
159*9.5
|
18*4
|
42*8
|
89*9
|
159*10
|
18*5
|
45*3
|
89*10
|
159*12
|
19*2
|
45*4
|
89*11
|
159*14
|
21*4
|
45*5
|
89*12
|
159*16
|
22*2.5
|
45*6
|
108*4.5
|
159*18
|
22*3
|
45*7
|
108*5
|
159*20
|
22*4
|
48*4
|
108*6
|
159*28
|
22*5
|
48*4.5
|
108*7
|
168*6
|
25*2.5
|
48*5
|
108*8
|
168*7
|
25*3
|
48*6
|
108*9
|
168*8
|
25*4
|
48*7
|
108*10
|
168*9.5
|
25*5
|
48.3*12.5
|
108*12
|
168*10
|
25*5.5
|
51*3
|
108*14
|
168*11
|
27*3.5
|
51*3.5
|
108*15
|
168*12
|
27*4
|
51*4
|
108*16
|
168*14
|
27*5
|
51*5
|
108*20
|
168*15
|
27*5.5
|
51*6
|
114*5
|
168*16
|
28*2.5
|
57*4
|
114*6
|
168*18
|
28*3
|
57*5
|
114*7
|
168*20
|
28*3.5
|
57*5.5
|
114*8
|
168*22
|
28*4
|
57*6
|
114*8.5
|
168*25
|
30*2.5
|
60*4
|
114*9
|
168*28
|
32*2.5
|
60*4
|
114*10
|
180*10
|
32*3
|
60*5
|
114*11
|
194*10
|
32*3.5
|
60*6
|
114*12
|
194*12
|
32*4
|
60*7
|
114*13
|
194*14
|
32*4.5
|
60*8
|
114*14
|
194*16
|
32*5
|
60*9
|
114*16
|
194*18
|
34*3
|
60*10
|
114*18
|
194*20
|
34*4
|
76*4.5
|
133*5
|
194*26
|
34*4.5
|
76*5
|
133*6
|
219*6.5
|
34*5
|
76*6
|
133*7
|
219*7
|
34*6.5
|
76*7
|
133*8
|
219*8
|
38*3
|
76*8
|
133*10
|
219*9
|
38*3.5
|
76*9
|
133*12
|
219*10
|
38*4
|
76*10
|
133*13
|
219*12
|
38*4.5
|
89*4
|
133*14
|
219*13
|
38*5
|
89*4.5
|
133*16
|
219*14
|
规格
|
规格
|
规格
|
规格
|
219*16
|
273*36
|
356*28
|
426*12
|
219*18
|
273*40
|
356*36
|
426*13
|
219*20
|
273*42
|
377*9
|
426*14
|
219*22
|
273*45
|
377*10
|
426*17
|
219*24
|
298.5*36
|
377*12
|
426*20
|
219*25
|
325*8
|
377*14
|
426*22
|
219*26
|
325*9
|
377*15
|
426*30
|
219*28
|
325*10
|
377*16
|
426*36
|
219*30
|
325*11
|
377*18
|
426*40
|
219*32
|
325*12
|
377*20
|
426*50
|
219*35
|
325*13
|
377*22
|
457*9.5
|
219*38
|
325*14
|
377*25
|
457*14
|
273*7
|
325*15
|
377*32
|
457*16
|
273*8
|
325*16
|
377*36
|
457*19
|
273*9
|
325*17
|
377*40
|
457*24
|
273*9.5
|
325*18
|
377*45
|
457*65
|
273*10
|
325*20
|
377*50
|
508*13
|
273*11
|
325*22
|
406*9.5
|
508*16
|
273*12
|
325*23
|
406*11
|
508*20
|
273*13
|
325*25
|
406*13
|
508*22
|
273*15
|
325*28
|
406*17
|
558.8*14
|
273*16
|
325*30
|
406*22
|
530*13
|
273*18
|
325*32
|
406*32
|
530*20
|
273*20
|
325*36
|
406*36
|
570*12.5
|
273*22
|
325*40
|
406*40
|
610*13
|
273*25
|
325*45
|
406*55
|
610*18
|
273*28
|
356*9.5
|
406.4*50
|
610*78
|
273*30
|
356*12
|
406.4*55
|
624*14.2
|
273*32
|
356*15
|
406*60
|
824*16.5
|
273*35
|
356*19
|
|
|
无缝钢管理论重量表
单位：Kg/m
|
壁 厚
|
|
外 径
|
3
|
3.5
|
4
|
4.5
|
5
|
5.5
|
6
|
32
|
2.146
|
2.460
|
2.762
|
3.052
|
3.329
|
3.594
|
3.847
|
38
|
2.589
|
2.978
|
3.354
|
3.718
|
4.069
|
4.408
|
4.735
|
42
|
2.885
|
3.323
|
3.749
|
4.162
|
4.562
|
4.951
|
5.327
|
45
|
3.107
|
3.582
|
4.044
|
4.495
|
4.932
|
5.358
|
5.771
|
50
|
3.477
|
4.014
|
4.538
|
5.049
|
5.549
|
6.036
|
6.511
|
54
|
3.773
|
4.359
|
4.932
|
5.493
|
6.042
|
6.578
|
7.103
|
57
|
3.995
|
4.618
|
5.228
|
5.826
|
6.412
|
6.985
|
7.546
|
60
|
4.217
|
4.877
|
5.524
|
6.159
|
6.782
|
7.392
|
7.990
|
63.5
|
4.476
|
5.179
|
5.869
|
6.548
|
7.214
|
7.867
|
8.508
|
68
|
4.809
|
5.567
|
6.313
|
7.047
|
7.768
|
8.477
|
9.174
|
70
|
4.957
|
5.740
|
6.511
|
7.269
|
8.015
|
8.749
|
9.470
|
73
|
5.179
|
5.999
|
6.807
|
7.602
|
8.385
|
9.156
|
9.914
|
76
|
5.401
|
6.258
|
7.103
|
7.935
|
8.755
|
9.563
|
10.358
|
89
|
6.363
|
7.380
|
8.385
|
9.378
|
10.358
|
11.326
|
12.281
|
108
|
7.768
|
9.020
|
10.259
|
11.486
|
12.701
|
13.903
|
15.093
|
133
|
11.178
|
12.725
|
14.261
|
15.783
|
17.294
|
18.792
|
|
159
|
13.422
|
15.290
|
17.146
|
18.989
|
20.821
|
22.639
|
|
219
|
18.601
|
21.209
|
23.805
|
26.388
|
28.959
|
31.517
|
|
273
|
23.262
|
26.536
|
29.797
|
33.046
|
36.283
|
39.508
|
|
325
|
27.750
|
31.665
|
35.568
|
39.458
|
43.337
|
47.202
|
|
355
|
38.897
|
43.158
|
47.406
|
51.641
|
|
|
|
377
|
41.339
|
45.871
|
50.390
|
54.897
|
|
|
|
426
|
46.777
|
51.913
|
57.036
|
62.147
|
|
|
|
450
|
|
|
|
|
|
|
|
480
|
|
|
|
|
|
|
|
530
|
|
|
|
|
|
|
|
630
|
|
|
|
|
|
|
|
单位：Kg/m
|
壁 厚
|
|
|
|
|
|
|
外 径
|
6.5
|
7
|
8
|
8.5
|
9
|
10
|
12
|
32
|
4.088
|
|
|
|
|
|
|
38
|
5.049
|
|
|
|
|
|
|
42
|
5.691
|
|
|
|
|
|
|
45
|
6.172
|
|
|
|
|
|
|
50
|
6.973
|
7.423
|
8.286
|
8.699
|
|
|
|
54
|
7.614
|
8.114
|
9.075
|
9.538
|
|
|
|
57
|
8.095
|
8.632
|
9.667
|
10.167
|
|
|
|
60
|
8.576
|
9.149
|
10.259
|
10.796
|
|
|
|
63.5
|
9.137
|
9.754
|
10.950
|
11.529
|
|
|
|
68
|
9.858
|
10.530
|
11.838
|
12.473
|
|
|
|
70
|
10.179
|
10.876
|
12.232
|
12.892
|
13.539
|
14.797
|
17.164
|
73
|
10.660
|
11.394
|
12.824
|
13.521
|
14.205
|
15.537
|
18.052
|
76
|
11.141
|
11.912
|
13.416
|
14.150
|
14.871
|
16.277
|
18.940
|
89
|
13.225
|
14.156
|
15.981
|
16.875
|
17.756
|
19.483
|
22.787
|
108
|
16.270
|
17.436
|
19.729
|
20.858
|
21.973
|
24.168
|
28.410
|
133
|
20.278
|
21.751
|
24.662
|
26.098
|
27.522
|
30.334
|
35.809
|
159
|
24.446
|
26.240
|
29.791
|
31.548
|
33.293
|
36.746
|
43.503
|
219
|
34.064
|
36.598
|
41.629
|
44.126
|
46.610
|
51.543
|
61.259
|
273
|
42.720
|
45.920
|
52.283
|
55.445
|
58.596
|
64.860
|
77.240
|
325
|
51.056
|
54.897
|
62.542
|
66.346
|
70.137
|
77.684
|
92.629
|
355
|
55.865
|
60.076
|
68.460
|
72.634
|
76.796
|
85.082
|
101.507
|
377
|
59.391
|
63.873
|
72.801
|
77.246
|
81.679
|
90.508
|
108.018
|
426
|
67.246
|
72.332
|
82.468
|
87.518
|
92.555
|
102.592
|
122.519
|
450
|
71.093
|
76.475
|
87.203
|
92.549
|
97.882
|
108.511
|
129.621
|
480
|
75.902
|
81.654
|
93.122
|
98.837
|
104.540
|
115.909
|
138.499
|
530
|
83.917
|
90.286
|
102.987
|
109.319
|
115.638
|
128.240
|
153.296
|
630
|
99.947
|
107.549
|
122.716
|
130.281
|
137.833
|
152.902
|
182.890
|
| 
放大图片
