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168×25最新钢管价格
|
外径(毫米) |
壁 厚（毫米） | |||||||||
|
8 |
8.5 |
9 |
9.5 |
10 |
11 |
12 |
13 |
14 |
15 | |
|
理 论 重 量 （公斤/米） | ||||||||||
|
299 |
57.41 |
60.89 |
64.37 |
67.83 |
71.27 |
78.13 |
84.93 |
91.69 |
98.40 |
105.06 |
|
325 |
62.54 |
66.35 |
70.14 |
73.92 |
77.68 |
85.18 |
92.63 |
100.03 |
107.38 |
114.68 |
|
351 |
67.67 |
71.80 |
75.91 |
80.01 |
84.10 |
92.23 |
100.32 |
108.36 |
116.35 |
124.29 |
|
377 |
72.79 |
77.24 |
81.68 |
86.10 |
90.51 |
99.29 |
108.02 |
117.00 |
125.33 |
133.91 |
|
402 |
- |
- |
87.21 |
91.95 |
96.67 |
106.06 |
115.41 |
124.71 |
133.94 |
143.15 |
|
426 |
- |
- |
92.55 |
97.57 |
102.59 |
112.58 |
122.52 |
132.41 |
142.25 |
152.04 |
|
450 |
- |
- |
97.87 |
103.20 |
108.50 |
119.08 |
130.61 |
140.09 |
150.52 |
160.90 |
|
(465) |
- |
- |
101.10 |
116.48 |
112.20 |
123.15 |
134.05 |
144.90 |
155.70 |
166.46 |
|
480 |
- |
- |
104.52 |
110.22 |
115.90 |
127.22 |
139.49 |
149.71 |
160.88 |
172.00 |
|
500 |
- |
- |
108.96 |
114.91 |
120.83 |
132.65 |
145.41 |
156.12 |
167.79 |
179.40 |
|
530 |
- |
- |
115.62 |
121.94 |
128.83 |
140.78 |
154.29 |
165.74 |
178.14 |
190.50 |
|
(550) |
- |
- |
120.07 |
126.62 |
133.10 |
146.21 |
159.20 |
172.15 |
185.05 |
197.90 |
|
560 |
- |
- |
122.28 |
128.97 |
135.63 |
148.92 |
163.16 |
175.36 |
188.50 |
201.60 |
|
600 |
- |
- |
131.17 |
138.34 |
145.50 |
159.78 |
175.00 |
188.18 |
202.31 |
216.39 |
|
630 |
- |
- |
137.81 |
145.36 |
152.89 |
167.91 |
183.88 |
197.80 |
212.67 |
227.49 |
海门低温热交换器用钢管
|
钢管种类 |
外径(D) |
钢管壁厚(S) | ||
|
冷拔管 |
钢管外径(mm) |
允许偏差(mm) |
钢管壁厚 (mm) |
允许偏差(mm) |
|
＞30-50 |
±0.3 |
≤30 |
±10% | |
|
＞50-219 |
±0.8% | |||
|
热轧管 |
＞219 |
±1.0% |
＞20 |
±10% |
无缝钢管国标规格表
