螺旋钢管哪家便宜？螺旋管哪家规格齐全，哪家螺旋钢管价格便宜？
螺旋管，螺旋钢管就找天大，价格合理，规格齐全，可货到付款，欢迎来资讯。
电话：029-81614860 15029027898 韩德臣
螺旋管理论重量
螺旋管理论重量公式：（外径 - 壁厚）x壁厚x0.0246615+0.5=每米重量（公斤/米）
螺旋管理论重量表及相关参数：（见下表）
|
规格
|
壁厚
|
米重
|
国标水压值
|
部标水压值
|
规格
|
壁厚
|
米重
|
国标水压值
|
部标水压值
|
|
|
|
|
|
|
|
|
|
|
|
|
219
|
6
|
32.02
|
9.7
|
7.7
|
720
|
6
|
106.15
|
3
|
2.3
|
|
|
7
|
37.1
|
11.3
|
9
|
|
7
|
123.59
|
3.5
|
2.7
|
|
|
8
|
42.13
|
12.9
|
10.3
|
|
8
|
140.97
|
4
|
3.1
|
|
273
|
6
|
40.01
|
7.7
|
6.2
|
|
9
|
158.31
|
4.5
|
3.5
|
|
|
7
|
46.42
|
9
|
7.2
|
|
10
|
175.6
|
5
|
3.9
|
|
|
8
|
52.78
|
10.3
|
8.3
|
|
12
|
210.02
|
6
|
4.7
|
|
325
|
6
|
47.7
|
6.5
|
5.2
|
820
|
7
|
140.85
|
3.1
|
2.4
|
|
|
7
|
55.4
|
7.6
|
6.1
|
|
8
|
160.7
|
3.5
|
2.7
|
|
|
8
|
63.04
|
8.7
|
6.9
|
|
9
|
180.5
|
4
|
3.1
|
|
377
|
6
|
55.4
|
5.7
|
4.5
|
|
10
|
200.26
|
4.4
|
3.4
|
|
|
7
|
64.37
|
6.7
|
5.2
|
|
11
|
219.96
|
4.8
|
3.8
|
|
|
8
|
73.3
|
7.6
|
6
|
|
12
|
239.62
|
5.3
|
4.1
|
|
|
9
|
82.18
|
8.6
|
6.8
|
920
|
8
|
180.43
|
3.1
|
2.5
|
|
|
10
|
91.01
|
-
|
7.5
|
|
9
|
202.7
|
3.5
|
2.8
|
|
426
|
6
|
62.25
|
5.1
|
4
|
|
10
|
224.92
|
3.9
|
3.1
|
|
|
7
|
72.83
|
5.9
|
4.6
|
|
11
|
247.22
|
4.3
|
3.4
|
|
|
8
|
82.97
|
6.8
|
5.3
|
|
12
|
269.21
|
4.7
|
3.7
|
|
|
9
|
93.05
|
7.6
|
6
|
1020
|
8
|
200.16
|
2.8
|
2.2
|
|
|
10
|
103.09
|
8.5
|
6.7
|
|
9
|
224.89
|
3.2
|
2.5
|
|
478
|
6
|
70.34
|
4.5
|
3.5
|
|
10
|
249.58
|
3.5
|
2.8
|
|
|
7
|
81.81
|
5.3
|
4.1
|
|
11
|
274.22
|
3.9
|
3
|
|
|
8
|
93.23
|
6
|
4.7
|
|
12
|
298.81
|
4.2
|
3.3
|
|
|
9
|
104.6
|
6.8
|
5.3
|
1220
|
8
|
239.62
|
-
|
1.8
|
|
|
10
|
115.92
|
7.5
|
5.9
|
|
10
|
298.9
|
3
|
2.3
|
|
529
|
6
|
77.89
|
4.1
|
3.2
|
|
11
|
328.47
|
3.2
|
2.5
|
|
|
7
|
90.61
|
4.8
|
3.7
|
|
12
|
357.99
|
3.5
|
2.8
|
|
|
8
|
103.29
|
5.4
|
4.3
|
|
13
|
387.46
|
3.8
|
3
|
|
|
9
|
115.92
|
6.1
|
4.8
|
1420
|
10
|
348.23
|
2.8
|
2
|
|
|
10
|
128.49
|
6.8
|
5.3
|
|
14
|
417.18
|
3.2
|
2.4
|
|
630
|
6
|
92.83
|
3.4
|
2.6
|
1620
|
12
|
476.37
|
2.9
|
2.1
|
|
|
7
|
108.05
|
4
|
3.1
|
|
14
|
554.99
|
3.2
|
2.4
|
|
|
8
|
123.22
|
4.6
|
3.6
|
1820
|
14
|
627.04
|
3.3
|
2.2
|
|
|
9
|
138.33
|
5.1
|
4
|
2020
|
14
|
693.09
|
-
|
2
|
|
|
10
|
153.4
|
5.7
|
4.5
|
2220
|
14
|
762.15
|
-
|
1.8
|
注：市场一般以12米为准
表中国标指GB/T9711.1-1997标准，部标指SY/T5037-2000标准。
|
