45#厚壁无缝管每米重量表 高压锅炉管的国内执行标准
|
外径mm |
壁厚 mm |
|
8.0 |
8.5 |
9.0 |
9.5 |
10 |
11 |
12 |
13 |
14 |
|
每米重量 kg |
|
30 |
4.34 |
|
|
|
|
|
|
|
|
|
32 |
4.74 |
|
|
|
|
|
|
|
|
|
34 |
5.13 |
|
|
|
|
|
|
|
|
|
35 |
5.33 |
|
|
|
|
|
|
|
|
|
36 |
5.52 |
|
|
|
|
|
|
|
|
|
38 |
5.92 |
6.18 |
6.44 |
|
|
|
|
|
|
|
40 |
6.31 |
6.60 |
6.88 |
|
|
|
|
|
|
|
42 |
6.71 |
7.02 |
7.32 |
|
|
|
|
|
|
|
44.5 |
7.20 |
7.55 |
7.88 |
|
|
|
|
|
|
|
45 |
7.30 |
7.56 |
7.99 |
8.32 |
8.63 |
|
|
|
|
|
48 |
7.89 |
8.28 |
8.66 |
9.02 |
9.37 |
|
|
|
|
|
50 |
8.29 |
8.70 |
9.10 |
9.49 |
9.86 |
10.59 |
11.25 |
|
|
|
51 |
8.48 |
8.91 |
9.32 |
9.72 |
10.11 |
10.85 |
11.54 |
|
|
|
53 |
8.88 |
9.33 |
9.77 |
10.19 |
10.60 |
11.39 |
12.13 |
|
|
|
54 |
9.08 |
9.54 |
9.99 |
10.43 |
10.85 |
11.67 |
12.43 |
|
|
|
56 |
9.47 |
9.96 |
10.43 |
10.90 |
11.34 |
12.21 |
13.02 |
|
|
|
57 |
9.67 |
10.17 |
10.65 |
11.13 |
11.59 |
12.48 |
13.32 |
14.11 |
|
|
60 |
10.26 |
10.80 |
11.32 |
11.83 |
12.33 |
13.29 |
14.21 |
15.07 |
15.88 |
|
63 |
10.85 |
11.42 |
11.98 |
12.53 |
13.07 |
14.11 |
15.09 |
|
|
|
65 |
11.25 |
11.84 |
12.43 |
13.00 |
13.56 |
14.65 |
15.68 |
|
|
|
70 |
12.23 |
12.89 |
13.54 |
14.17 |
14.80 |
16.01 |
17.16 |
18.27 |
19.33 |
|
73 |
12.82 |
13.52 |
14.21 |
14.88 |
15.54 |
16.82 |
18.05 |
19.24 |
20.37 |
|
75 |
13.22 |
13.94 |
14.65 |
15.34 |
16.03 |
17.36 |
18.65 |
|
|
|
76 |
13.42 |
14.15 |
14.87 |
15.58 |
16.28 |
17.63 |
18.94 |
20.20 |
21.41 |
|
80 |
14.20 |
14.99 |
15.76 |
16.52 |
17.26 |
18.72 |
20.12 |
|
|
|
83 |
14.80 |
15.62 |
16.42 |
17.22 |
18.00 |
19.53 |
21.01 |
22.44 |
23.82 |
|
85 |
15.19 |
16.04 |
16.85 |
17.69 |
18.49 |
20.07 |
21.60 |
|
|
|
89 |
15.98 |
16.87 |
17.76 |
18.63 |
19.48 |
21.16 |
22.79 |
24.36 |
25.89 |
|
90 |
16.18 |
17.08 |
17.98 |
18.86 |
19.73 |
21.43 |
23.08 |
|
|
|
95 |
17.16 |
18.13 |
19.09 |
20.03 |
20.96 |
22.79 |
24.56 |
|
|
|
100 |
18.15 |
19.18 |
20.25 |
21.20 |
22.19 |
24.14 |
26.04 |
|
|
|
102 |
18.55 |
19.60 |
20.64 |
21.67 |
22.69 |
24.69 |
26.63 |
|
|
|
108 |
19.73 |
20.86 |
21.97 |
23.08 |
24.17 |
26.31 |
28.41 |
|
|
|
110 |
20.12 |
21.28 |
22.42 |
23.54 |
24.66 |
26.85 |
29.00 |
|
|
|
120 |
22.10 |
23.37 |
24.64 |
25.89 |
27.13 |
29.57 |
31.96 |
|
|
|
125 |
23.08 |
24.42 |
25.75 |
27.06 |
28.36 |
30.92 |
33.44 |
|
|
|
130 |
24.07 |
25.47 |
26.85 |
28.23 |
29.59 |
32.28 |
34.92 |
|
|
|
133 |
24.66 |
26.10 |
27.52 |
28.93 |
30.33 |
33.10 |
35.81 |
|
|
|
140 |
26.04 |
27.57 |
29.08 |
30.57 |
32.06 |
34.99 |
37.88 |
|
|
|
150 |
28.01 |
29.66 |
31.29 |
32.91 |
34.52 |
37.71 |
40.84 |
|
|
|
160 |
29.99 |
31.76 |
33.51 |
35.26 |
36.99 |
40.42 |
43.80 |
|
|
|
170 |
31.96 |
33.85 |
35.73 |
37.60 |
39.46 |
43.13 |
46.76 |
|
|
|
180 |
33.93. |
35.95 |
37.95 |
39.94 |
41.92 |
45.84 |
49.72 |
|
|
|
190 |
35.90 |
38.04 |
40.17 |
42.29 |
44.39 |
48.56 |
52.67 |
|
|
|
200 |
37.88 |
40.14 |
42.39 |
44.63 |
46.85 |
51.27 |
55.63 |
|
|
45#厚壁无缝管每米重量表 高压锅炉管的国内执行标准
标准：
GB5310--中国国家标准
用途：
用于高压锅炉（工作压力一般不大于9.8Mpa，工作温度在450℃-650℃之间）的受热面管子、集箱、省煤器、过热器、再热器等。（P＜9.8MPa,450℃＜T＜650℃）
尺寸公差
|
|
钢管尺寸
mm |
允许偏差 |
|
普通级 |
高级 |
|
热轧(挤)管 |
外径
D |
≤159 |
+1.0%(最小值为+0.5mm) |
+0.75%(最小值为+0.3mm) |
|
>159 |
+1.0% |
+0.90% |
|
壁厚
S |
<3.5 |
+15%(最小值为+0.48mm)
-10% (最小值为-0.32mm) |
+1.0%(最小值为+0.2mm) |
|
3.5~20 |
+15%
-10% |
+10% |
|
>20 |
D<219 |
+10% |
+7.5% |
|
D≥219 |
+12.5%
-10.0% |
+10% |
|
冷拔(轧)管 |
外径
D |
≤30 |
+0.20mm |
+0.15mm |
|
>30~50 |
+0.30mm |
+0.25mm |
|
>50 |
+0.8% |
+0.6% |
|
壁厚
S |
2~3 |
+12%
-10% |
+10% |
|
>3 |
+10% |
+7.5% |
机械性能：
|
标准 |
牌号/抗拉强度(Mpa) |
屈服强度(Mpa) |
伸长率(%) |
|
5310-95 |
20G |
410~550 |
≥ 245 |
≥ 24 |
|
25MnG |
≥ 415 |
≥ 240 |
≥ 22 |
|
15MoG |
450~600 |
≥ 270 |
≥ 22 |
|
15CrMoG |
440~640 |
≥ 235 |
≥ 21 |
|
12Cr2MoG |
450~600 |
≥ 280 |
≥ 20 |
|
12Cr1MoVG |
470~640 |
≥ 255 |
≥ 21 |
|
