钢塑复合管的壁厚标准
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通径
1
15mm
2ຫໍສະໝຸດ Baidu
15mm
3
15mm
4
15mm
5
20mm
6
20mm
7
20mm
8
20mm
9
25mm
10
25mm
11
25mm
12
25mm
13
32mm
14
32mm
15
32mm
16
32mm
17
40mm
18
40mm
19
40mm
20
40mm
21
50mm
22
50mm
23
50mm
24
50mm
25
65mm
26
65mm
27
可承受压力 MPa 可承受 1.0Mpa 可承受 1.0Mpa 可承受 1.6Mpa 可承受 1.6Mpa
可承受 1.0Mpa 可承受 1.6Mpa 可承受 1.6Mpa 可承受 1.6Mpa
28
65mm
29
80mm
30
80mm
31
80mm
32
80mm
33
100mm
34
100mm
35
100mm
36
27.3
18.3
18.9
33.3
34.1
24.0
24.8
42.0
42.8
32.8
33.6
2.8
±12.5% （
+（1.5±
3.2
0.2） （
DN40 DN50
DN65(70)
DN80(75) DN100 DN125
48.3 60.3
76.1
88.9 114.3 139.7
±0.5
47.9 59.8
100mm
37
125mm
38
125mm
39
125mm
40
125mm
41
150mm
42
150mm
43
150mm
44
150mm
45
200mm
46
200mm
47
200mm
48
200mm
49
50
51
52
53
DN15
21.3
衬塑钢管 DN20
26.9
DN25
33.7
DN32
42.4
3.75mm 3.25mm 3.5mm 3.75mm 4.0mm 3.25mm 3.5mm 3.75mm 4.0mm 3.5mm 3.75mm 4.0mm 4.25mm 3.5mm 3.75mm 4.0mm 4.25mm 4.25mm 4.5mm 4.75mm 5.0mm
65mm
钢管壁厚度 2.2mm 2.3mm 2.5mm 2.75mm 2.2mm 2.3mm 2.5mm 2.75mm 2.5mm 2.75mm 3.0mm 3.25mm 2.5mm 2.75mm 3.0mm 3.25mm 2.75mm 3.0mm 3.25mm 3.5mm 2.75mm 3.0mm 3.25mm 3.5mm 3.0mm 3.25mm 3.5mm
153.0
3.5
（
3.8
（
±12.5%
4.0
+（2.0± （
0.2）
±12.5%
4.5
+（2.5± 0.2）
（
75.6
88.4 113.8 139.2
48.7 60.8
76.6
89.4 114.8 140.2
DN150
168.3
167.8
168.8
根据《给水衬塑复合钢管行业标准》(CJ/T136-2001)
38.0 50.0 65.0 76.5 102.0 128.0
151.0
39.0 51.0 66.2 77.9 103.4 130.0
2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm
20.9
21.7
12.8
13.4
±0.4 26.5
衬塑厚度 1.5mm_+0.2
1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm
1
15mm
2ຫໍສະໝຸດ Baidu
15mm
3
15mm
4
15mm
5
20mm
6
20mm
7
20mm
8
20mm
9
25mm
10
25mm
11
25mm
12
25mm
13
32mm
14
32mm
15
32mm
16
32mm
17
40mm
18
40mm
19
40mm
20
40mm
21
50mm
22
50mm
23
50mm
24
50mm
25
65mm
26
65mm
27
可承受压力 MPa 可承受 1.0Mpa 可承受 1.0Mpa 可承受 1.6Mpa 可承受 1.6Mpa
可承受 1.0Mpa 可承受 1.6Mpa 可承受 1.6Mpa 可承受 1.6Mpa
28
65mm
29
80mm
30
80mm
31
80mm
32
80mm
33
100mm
34
100mm
35
100mm
36
27.3
18.3
18.9
33.3
34.1
24.0
24.8
42.0
42.8
32.8
33.6
2.8
±12.5% （
+（1.5±
3.2
0.2） （
DN40 DN50
DN65(70)
DN80(75) DN100 DN125
48.3 60.3
76.1
88.9 114.3 139.7
±0.5
47.9 59.8
100mm
37
125mm
38
125mm
39
125mm
40
125mm
41
150mm
42
150mm
43
150mm
44
150mm
45
200mm
46
200mm
47
200mm
48
200mm
49
50
51
52
53
DN15
21.3
衬塑钢管 DN20
26.9
DN25
33.7
DN32
42.4
3.75mm 3.25mm 3.5mm 3.75mm 4.0mm 3.25mm 3.5mm 3.75mm 4.0mm 3.5mm 3.75mm 4.0mm 4.25mm 3.5mm 3.75mm 4.0mm 4.25mm 4.25mm 4.5mm 4.75mm 5.0mm
65mm
钢管壁厚度 2.2mm 2.3mm 2.5mm 2.75mm 2.2mm 2.3mm 2.5mm 2.75mm 2.5mm 2.75mm 3.0mm 3.25mm 2.5mm 2.75mm 3.0mm 3.25mm 2.75mm 3.0mm 3.25mm 3.5mm 2.75mm 3.0mm 3.25mm 3.5mm 3.0mm 3.25mm 3.5mm
153.0
3.5
（
3.8
（
±12.5%
4.0
+（2.0± （
0.2）
±12.5%
4.5
+（2.5± 0.2）
（
75.6
88.4 113.8 139.2
48.7 60.8
76.6
89.4 114.8 140.2
DN150
168.3
167.8
168.8
根据《给水衬塑复合钢管行业标准》(CJ/T136-2001)
38.0 50.0 65.0 76.5 102.0 128.0
151.0
39.0 51.0 66.2 77.9 103.4 130.0
2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.0mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm 2.5mm
20.9
21.7
12.8
13.4
±0.4 26.5
衬塑厚度 1.5mm_+0.2
1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm 1.5mm