1、重量轻,约为钢件的1/4;
2、安装快捷方便,可在任何天气下装配无需粘结剂;
3、内壁光滑,具有极好的流动特性;
4、优异的抗腐蚀性能和极长工作寿命;
5、安装费用低;
6、石蜡和结垢积累少。
公称
直径
压力等级
MPa
内径
mm
外径
壁厚
重量
kg/m
kg/根
弯曲半径
m
螺纹规格
in
DN40
3.5
38.5
42.1
1.78
0.68
6.2
50.5
1.9
5.5
7
8.5
0.71
6.5
10
42.6
2.05
0.82
7.5
51.1
12
43.5
2.48
0.85
7.8
52.2
14
44.4
2.93
0.88
8.0
53.2
16
45.3
3.39
1.07
9.8
54.3
18
46.2
3.87
1.09
10.0
55.5
20
47.2
4.36
1.24
11.3
56.7
22
48.2
4.86
1.42
13.0
57.9
25
49.8
5.64
1.60
14.6
59.7
28
51.4
6.47
1.99
18.2
61.7
32
53.8
7.63
2.44
22.3
64.5
Kg/根
DN50
51.8
0.97
8.9
62.1
23/8
1.01
9.2
52.5
2.16
1.17
10.7
63.0
53.3
2.56
1.20
11.0
64.0
54.4
3.11
1.27
11.6
65.3
3.67
1.46
13.3
66.7
4.25
1.66
15.2
68.0
4.84
1.87
17.1
69.5
59.1
5.45
1.90
17.4
70.9
60.4
6.08
2.14
19.6
72.4
62.3
7.06
23.4
74.8
64.4
8.09
3.01
27.5
77.3
67.3
9.55
3.53
32.3
80.8
DN65
62.5
66.1
79.3
27/8
67.1
2.28
1.50
13.7
80.5
68.1
2.80
1.53
14.0
81.7
69.1
3.32
1.56
14.3
83.0
60.2
3.88
1.96
17.9
81.6
69.4
4.59
83.2
70.8
5.31
2.29
20.9
85.0
72.3
6.05
2.66
24.3
86.8
73.8
6.81
2.96
27.1
88.6
75.4
7.60
3.23
29.5
90.5
77.8
8.82
3.71
33.0
93.4
80.4
10.11
4.07
37.2
96.5
DN80
76
79.6
1.54
14.1
95.5
31/2
80.3
1.61
14.7
96.4
2.78
1.85
16.9
97.9
82.8
3.40
2.17
19.8
99.4
84.1
4.04
2.26
20.7
100.9
70
79.0
4.52
2.57
23.5
94.8
80.7
5.33
2.86
26.1
96.8
82.3
6.17
3.12
28.5
98.8
7.03
3.45
31.5
85.8
7.92
3.72
34.0
103.0
87.7
8.84
4.37
39.9
105.2
10.26
5.16
45.9
108.6
DN100
102
105.7
1.83
2.33
21.3
126.8
41/2
107.8
2.91
2.70
24.7
129.4
109.5
3.73
3.14
28.7
131.3
111.1
4.57
3.58
32.7
133.4
112.8
5.42
4.02
36.7
135.4
94
106.1
6.06
4.20
38.4
127.4
108.3
7.16
4.63
42.3
130.0
110.6
8.29
5.03
46.0
132.7
112.9
9.45
6.35
55.9
135.5
115.3
10.64
7.13
65.2
138.3
117.7
11.86
7.79
71.2
141.3
DN150
160
165.7
2.87
4.99
45.6
198.9
169.1
4.56
5.63
51.5
202.9
171.7
5.85
6.89
206.0
174.3
8.02
73.3
209.2
135
149.3
7.17
8.88
81.2
179.2
152.4
8.71
10.55
182.9
155.6
10.28
12.55
114.7
186.7
158.8
11.90
13.64
124.7
190.6
DN200
194.3
201.3
3.48
8.99
241.5
85/8
205.4
5.53
90.7
246.4
208.5
7.10
12.17
104.7
250.2
211.7
8.70
14.81
254.0
214.9
10.32
21.16
173.5
257.9
95/8
219.4
12.53
22.51
184.6
263.2
223.9
14.80
24.21
198.5
268.7
公称尺寸
kg/M
kg/单管
11/2
47.0
40.6
4.45
74.9
1.38
12.4
17
51.3
77.5
1.74
15.3
21
52.3
5.84
80.0
1.94
17.5
54.6
6.99
82.6
2.43
21.8
27
55.4
7.37
86.4
2.61
58.7
49.5
85.1
1.72
15.4
60.7
5.59
87.6
19.5
63.5
90.2
23.0
7.87
92.7
3.03
27.3
66.3
8.38
94.0
3.25
29.1
72.6
4.83
2.31
20.8
74.7
107
2.76
24.8
78.2
7.62
112
32.2
8.89
114
4.18
37.6
85.3
75.7
87.4
119
2.83
25.5
89.9
7.11
123
3.95
35.6
91.4
125
4.32
38.9
111
101.0
5.08
141
33.6
113
142
36.2
116
146
5.29
46.7
120
9.40
149
6.71
147
152
8.05
72.5