名称 |
材质 |
规格 |
标准 |
价格 |
|
|
Q345B |
450*20 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
457*16 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
480*8 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
480*10-12 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
480*14-16 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
490*12 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
508*8 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
508*11 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
508*16 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
508*20 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
530*14-18 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
595*12 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
610*17 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
630*16 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
630*18 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
650*16 |
GB/T13793-1992 |
电议0635-88844428 |
直缝焊管 |
Q345B |
700*20 |
GB/T13793-1992 |
电议0635-88844428 |
直缝电焊钢管的尺寸规格
外径/mm |
壁厚/mm |
|
0.5 |
0.6 |
0.8 |
1.0 |
1.2 |
1.4 |
1.5 |
1.6 |
1.8 |
2.0 |
2.2 |
2.5 |
2.8 |
3.0 |
3.2 |
3.5 |
钢管的理论质量/(kg/m) |
|
5 |
0.055 |
0.065 |
0.083 |
0.099 |
|
|
|
|
|
|
|
|
|
|
|
|
|
8 |
0.092 |
0.109 |
0.142 |
0.173 |
0.201 |
|
|
|
|
|
|
|
|
|
|
|
|
10 |
0.117 |
0.139 |
0.181 |
0.222 |
0.260 |
|
|
|
|
|
|
|
|
|
|
|
|
12 |
0.142 |
0.169 |
0.221 |
0.271 |
0.320 |
0.366 |
0.388 |
0.410 |
|
|
|
|
|
|
|
|
|
13 |
|
0.183 |
0.241 |
0.296 |
0.343 |
0.400 |
0.425 |
0.450 |
|
|
|
|
|
|
|
|
|
14 |
|
0.198 |
0.260 |
0.321 |
0.379 |
0.435 |
0.462 |
0.489 |
|
|
|
|
|
|
|
|
|
15 |
|
0.123 |
0.280 |
0.345 |
0.408 |
0.470 |
0.499 |
0.529 |
|
|
|
|
|
|
|
|
|
16 |
|
0.228 |
0.300 |
0.370 |
0.438 |
0.504 |
0.536 |
0.568 |
|
|
|
|
|
|
|
|
|
17 |
|
0.243 |
0.320 |
0.395 |
0.468 |
0.359 |
0.573 |
0.608 |
|
|
|
|
|
|
|
|
|
18 |
|
0.257 |
0.339 |
0.419 |
0.497 |
0.573 |
0.610 |
0.647 |
|
|
|
|
|
|
|
|
|
19 |
|
0.272 |
0.359 |
0,444 |
0.527 |
0.608 |
0.647 |
0.687 |
|
|
|
|
|
|
|
|
|
20 |
|
0.287 |
0.379 |
0.469 |
0.556 |
0.642 |
0.684 |
0.726 |
0.808 |
0.888 |
|
|
|
|
|
|
|
21 |
|
|
0.399 |
0.493 |
0.586 |
0.677 |
0.721 |
0.765 |
0.852 |
0.937 |
|
|
|
|
|
|
|
22 |
|
|
0.418 |
0.518 |
0.616 |
0.70 |
0.758 |
0.805 |
0.897 |
0.986 |
1.074 |
|
|
|
|
|
|
25 |
|
|
0.477 |
0.592 |
0.704 |
0.815 |
0.869 |
0.923 |
1.030 |
1.134 |
1.237 |
1.387 |
|
|
|
|
|
28 |
|
|
0.537 |
0.666 |
0.793 |
0.918 |
0.980 |
1.0412 |
1.163 |
1.282 |
1.400 |
1.572 |
1.740 |
|
|
|
|
30 |
|
|
0.576 |
0.715 |
0.852 |
0.987 |
1.054 |
1.121 |
1.252 |
1.381 |
1.508 |
1.695 |
1.878 |
1.997 |
|
|
|
32 |
|
|
|
0.764 |
0.911 |
1.065 |
1.128 |
1.199 |
1.341 |
1.480 |
1.617 |
1.1819 |
2.016 |
2.145 |
|
|
|
34 |
|
|
|
0.814 |
0.971 |
1.125 |
1.202 |
1.278 |
1.429 |
1.578 |
1.725 |
1.942 |
2.154 |
2.293 |
|
|
|
37 |
|
|
|
0.888 |
1.059 |
1.229 |
1.313 |
1.397 |
1.562 |
1.726 |
1.888 |
2.127 |
2.361 |
2.515 |
|
|
|
外径 /mm |
壁厚/mm |
0.5 |
0.6 |
0.8 |
1.0 |
1.2 |
1.4 |
1.5 |
1.6 |
1.8 |
2.0 |
2.2 |
2,5 |
2.8 |
3.0 |
3.2 |
3.5 |
钢管的理论质量/(kg/m) |
38 |
|
|
|
0.912 |
1.089 |
1.264 |
1.350 |
1.436 |
1.607 |
1.776 |
1.942 |
2.189 |
2.430 |
2.589 |
2.746 |
2.978 |
40 |
|
|
|
0.962 |
1.148 |
1.333 |
1.424 |
1.515 |
1.696 |
1.874 |
2.051 |
2.312 |
2.569 |
2.737 |
2.904 |
3.150 |
45 |
|
|
|
1.09 |
1.30 |
1.51 |
1.61 |
1.71 |
1.92 |
2.12 |
2.32 |
2.62 |
2.91 |
3.11 |
3.30 |
3.58 |
46 |
|
|
|
|
1.33 |
1.54 |
1.65 |
1.75 |
1.96 |
2.17 |
2.38 |
2.68 |
2.98 |
3.18 |
3.38 |
3.668 |
48 |
|
|
|
|
1.38 |
1.61 |
1.72 |
1.83 |
2.05 |
2.27 |
2.48 |
2.81 |
3.12 |
3.33 |
3.54 |
3.84 |
50 |
|
|
|
|
1.44 |
1.68 |
1.79 |
1.91 |
2.14 |
2.37 |
2,59 |
2.93 |
3.26 |
3.48 |
3.69 |
4.01 |
51 |
|
|
|
|
1.47 |
1.71 |
1.83 |
1.95 |
2.18 |
2.42 |
2.65 |
2.99 |
3.33 |
3.55 |
3.77 |
4.10 |
53 |
|
|
|
|
1.53 |
1.78 |
1.90 |
2.03 |
2.27 |
2.52 |
2.76 |
3.11 |
3.47 |
3.70 |
3.93 |
4.27 |
54 |
|
|
|
|
1.56 |
1.82 |
1.94 |
2.07 |
2.32 |
2.56 |
2.81 |
3.17 |
3.54 |
3.77 |
4.01 |
4.36 |
60 |
|
|
|
|
1.74 |
2.02 |
2.16 |
2.30 |
2.58 |
2.86 |
3.14 |
3.54 |
3.95 |
4.22 |
4.48 |
4.88 |
63.5 |
|
|
|
|
1.84 |
2.14 |
2.29 |
2.44 |
2.74 |
3.03 |
3.33 |
3.76 |
4.19 |
4.48 |
4.76 |
5.18 |
65 |
|
|
|
|
|
|
2.35 |
2.50 |
2.81 |
3.11 |
3.41 |
3.85 |
4.29 |
4.59 |
4.88 |
5.31 |
70 |
|
|
|
|
|
|
2.37 |
2.70 |
3.03 |
3.35 |
3.68 |
4.16 |
4.64 |
4.96 |
5.27 |
5.74 |
76 |
|
|
|
|
|
|
2.76 |
2.94 |
3.29 |
3.65 |
4.00 |
4.53 |
5.05 |
5.40 |
5.74 |
6.26 |
80 |
|
|
|
|
|
|
2.90 |
3.09 |
3.47 |
3.85 |
4.22 |
4.78 |
5.33 |
5.70 |
6.06 |
6.60 |
83 |
|
|
|
|
|
|
3.0I |
3.21 |
3.60 |
3.99 |
4.38 |
4.96 |
5.54 |
5.92 |
6.30 |
6.86 |
89 |
|
|
|
|
|
|
3.24 |
3.45 |
3.87 |
4.29 |
4.71 |
5.33 |
5.95 |
6.36 |
6.77 |
7.38 |
95 |
|
|
|
|
|
|
3.46 |
3.69 |
4.14 |
4.59 |
5.03 |
5.70 |
6.37 |
6.81 |
17.24 |
7.90 |
101.6 |
|
|
|
|
|
|
3.70 |
3.95 |
4.43 |
4.91 |
5.39 |
6.11 |
6.82 |
7.29 |
7.76 |
8.47 |
102 |
|
|
|
|
|
|
3.72 |
3.96 |
4.45 |
4.93 |
5.41 |
6.13 |
6.85 |
7.32 |
7.80 |
8.50 |
外径/mm |
壁厚/mm |
3.8 |
4.0 |
4.2 |
4.5 |
4.8 |
5.0 |
5.4 |
5.6 |
6.0 |
6.5 |
7.0 |
8.0 |
9.0 |
10.0 |
11.0 |
12.0 |
12.7 |
钢管的理论质量/(kg/m) |
108 |
9.76 |
10.26 |
10.75 |
11.49 |
12.22 |
12.70 |
|
|
|
|
|
|
|
|
|
|
|
114 |
10.33 |
10.85 |
11.37 |
12.15 |
12.93 |
13.44 |
14.46 |
14.97 |
|
|
|
|
|
|
|
|
|
114.3 |
10.35 |
10_88 |
11.40 |
12.18 |
12.96 |
13.48 |
14.50 |
15.01 |
|
|
|
|
|
|
|
|
|
121 |
10.98 |
11.54 |
12.10 |
12.93 |
13.75 |
14.30 |
15.39 |
15.94 |
|
|
|
|
|
|
|
|
|
127 |
11.51 |
12.13 |
12.72 |
13.59 |
14.46 |
15.04 |
16.19 |
16.76 |
17.90 |
|
|
|
|
|
|
|
|
133 |
12.11 |
12.72 |
13.3-4 |
14.26 |
15.17 |
15.78 |
16.99 |
17.59 |
18.79 |
|
|
|
|
|
|
|
|
139.3 |
12.70 |
13.35 |
13.99 |
14.96 |
15.92 |
16.56 |
17.83 |
18.46 |
19.72 |
|
|
|
|
|
|
|
|
140 |
12.76 |
13.42 |
14.07 |
15.04 |
16.00 |
16.65 |
17.92 |
18.56 |
19.83 |
|
|
|
|
|
|
|
|
152 |
13.80 |
14.60 |
15.31 |
16.37 |
17.42 |
18.13 |
19.52 |
20.22 |
21.60 |
|
|
|
|
|
|
|
|
159 |
|
15.3 |
16.0 |
17.1 |
18.3 |
19.0 |
20.5 |
21.2 |
22.6 |
24.4 |
26.2 |
|
|
|
|
|
|
165.1 |
|
15.9 |
16.7 |
17.8 |
19.0 |
19.7 |
21.3 |
22.0 |
23.5 |
25.4 |
27.3 |
|
|
|
|
|
|
168.3 |
|
16.2 |
17.0 |
18.2 |
19.4 |
20.1 |
21.7 |
22.5 |
24.0 |
25.9 |
27.8 |
|
|
|
|
|
|
177.8 |
|
17.1 |
18.0 |
19.2 |
20.5 |
21.3 |
23.0 |
23.8 |
25.4 |
27.5 |
29.5 |
33.5 |
|
|
|
|
|
180 |
|
17.4 |
18.2 |
19.5 |
20.7 |
21.6 |
23.3 |
24.1 |
25.7 |
27.8 |
29.9 |
33.9 |
|
|
|
|
|
193.7 |
|
18.7 |
19.6 |
21.0 |
22.4 |
23.3 |
25.1 |
26.0 |
27.8 |
30.0 |
32.2 |
36.6 |
|
|
|
|
|
203 |
|
|
|
22.0 |
23.5 |
2,4.4 |
26.3 |
27.3 |
29.1 |
31.5 |
33.8 |
38.5 |
|
|
|
|
|
219.1 |
|
|
|
23.8 |
25.4 |
26.4 |
28.5 |
29.5 |
31.5 |
34.1 |
36.6 |
41.6 |
46.6 |
|
|
|
|
244.5 |
|
|
|
26.6 |
28.4 |
29.5 |
31.8 |
33.0 |
35.3 |
38.1 |
41.0 |
46.7 |
52.3 |
|
|
|
|
267 |
|
|
|
|
|
32.3 |
34.8 |
36.1 |
38.6 |
41.8 |
44.9 |
51.1 |
57.3 |
63.4 |
|
|
|
273 |
|
|
|
|
|
33.0 |
35.6 |
36.9 |
39.5 |
39.5 |
42.7 |
48.9 |
52.3 |
s8.6 |
64.9 |
|
|
外径 /mm |
壁厚/mm |
3.8 |
4.0 |
4.2 |
4.5 |
4.8 |
5.0 |
5.4 |
5.6 |
6.0 |
6.5 |
7.0 |
8.0 |
9.0 |
10.0 |
11.0 |
12.0 |
12.7 |
钢管的理论质量/(kg/m) |
298.5 |
|
|
|
|
|
|
|
40.4 |
43.3 |
46.8 |
50.3 |
57.3 |
54.3 |
71.1 |
78.0 |
|
|
323.9 |
|
|
|
|
|
|
|
44.0 |
47.0 |
50.9 |
54.7 |
62.3 |
69.9 |
77.4 |
84.9 |
|
|
325 |
|
|
|
|
|
|
|
|
47.2 |
51.1 |
54.9 |
62.5 |
70.1 |
77.7 |
85.2 |
|
|
351 |
|
|
|
|
|
|
|
|
51.0 |
55.2 |
59.4 |
67.7 |
75.9 |
84.1 |
92.2 |
|
|
355.6 |
|
|
|
|
|
|
|
|
51.7 |
56.0 |
60.2 |
68.6 |
76.9 |
85.2 |
93.5 |
101.7 |
|
368 |
|
|
|
|
|
|
|
|
53.6 |
57.9 |
62.3 |
71.0 |
79.7 |
88.3 |
96.8 |
105.3 |
|
377 |
|
|
|
|
|
|
|
|
54.9 |
59.4 |
63.9 |
72.8 |
81.7 |
90.5 |
99.28 |
108.0 |
|
402 |
|
|
|
|
|
|
|
|
58.6 |
63.4 |
68.2 |
77.7 |
87.2 |
96.7 |
106.1 |
115.4 |
|
406.4 |
|
|
|
|
|
|
|
|
59.2 |
64.1 |
68.9 |
78.6 |
88.2 |
97.8 |
107.3 |
116.7 |
123.3 |
419 |
|
|
|
|
|
|
|
|
61.1 |
66.1 |
71.1 |
81.1 |
91.0 |
100.9 |
110.7 |
120.4 |
127.2 |
426 |
|
|
|
|
|
|
|
|
62.1 |
67.2 |
72.3 |
82.5 |
92.5 |
102.6 |
112.6 |
122.5 |
129.4 |
457 |
|
|
|
|
|
|
|
|
66.7 |
72.2 |
77.7 |
88.5 |
99.4 |
110.2 |
121.0 |
131.7 |
139.1 |
478 |
|
|
|
|
|
|
|
|
69.8 |
75.6 |
81.3 |
92.7 |
104.1 |
115.4 |
126.7 |
131.7 |
145.7 |
480 |
|
|
|
|
|
|
|
|
70.1 |
75.9 |
81.6 |
93.1 |
104.5 |
115.9 |
127.2 |
138.5 |
146.3 |
508 |
|
|
|
|
|
|
|
|
74.3 |
80.4 |
85.5 |
98,6 |
110.7 |
122.8 |
134.8 |
146.8 |
155.1 |
表98直缝电焊钢管的外径和壁厚允许偏差(mm)
外径 |
高精度D1 |
较高精度D2 |
普通精度D3 |
5~20 |
±0.10 |
±0.20 |
±0.30 |
21~30 |
±0.10 |
±0.25 |
±0.50 |
31~40 |
±0.15 |
±0.30 |
±0.50 |
41~50 |
±0.20 |
±0.35 |
±0.50 |
51~323.9 |
±0.5% |
±0.8% |
±1.0% |
>323.9 |
±0.7% |
±0.8% |
±1.0% |
壁厚 |
高精度S1 |
较高精度S2 |
普通精度S3 |
0.06 |
+0.03-0.05 |
±0.06 |
±0.10 |
0.60 |
+0.04-0.07 |
±0.07 |
0.80 |
±0.08 |
1.0 |
+0.05-0.09 |
±0.09 |
±10% |
1.2 |
±0.11 |
1.4 |
+0.06-0.11 |
±0.12 |
1.5 |
±0.13 |
1.6 |
+0.07-0.13 |
±0.14 |
1.8 |
2.0 |
±0.15 |
2.2 |
±0.16 |
2.5 |
+0.08-0.16 |
±0.17 |
2.8 |
±0.18 |
3.0 |
3.2 |
+0.10-0.20 |
±0.20 |
3.5 |
3.8 |
±0.22 |
4.0 |
4.2~5.5 |
|
±8% |
>5.5 |
|
±10% |
±15% | (3)力学性能见表99。
表99直缝电焊钢管的力学性能
牌号 |
软状态钢管R |
低硬状态钢管DY |
抗拉强度ób/MPa |
伸长率δ5(%) |
抗拉强度ób/MPa |
伸长率δ5(%) |
≥ |
08F、08、10F、10 |
315 |
22 |
375 |
13 |
15F、15 |
355 |
20 |
400 |
11 |
20 |
390 |
19 |
440 |
9 |
Q195 |
315 |
22 |
335 |
14 |
Q1215-A、B |
335 |
22 |
335 |
13 |
Q235-A、B |
375 |
20 |
390 |
9 |
(4)用途适用于各种结构件、零件和输送流体管道。
相关知识:镀锌的特点 |镀锌管镀锌 焊管用途|焊管种类
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