upvc pipe
The implementation of the standards
GB/T 4219.1-2008
Characteristics of the product
1. Low flow resistance
2. High acid-resistance, alkali-resistance and corrosion-resistance, no forming of incrustation
3. Long life-expectancy
4. Easy to install, low cost
5. Low expenses of maintenance
6. Good tensile property and flexibility
The main purpose
1. Power or liquid transfer in the fields of petroleum and chemicals
2. Liquid transfer in the field of water treatment
3. Liquid or power transfer in the field of power electronics, metallurgy, electroplating and papermaking
4. liquid transfer in the field of drink and medicine
5. Power or liquid transfer in the field of central air conditioning system and building
|
Nominal
Outer
Diameter
Dn
(mm)
|
|
||||||
|
S20
|
S16
|
S12.5
|
S10
|
S8
|
S6.3
|
S5
|
|
|
SDR41
|
SDR33
|
SDR26
|
SDR21
|
SDR17
|
SDR3.6
|
SDR11
|
|
|
|
PN0.6
|
PN0.8
|
PN1.0
|
PN1.25
|
PN1.6
|
PN2.0
|
|
|
|
6 bar
|
8 bar
|
10 bar
|
12bar
|
16 bar
|
20 bar
|
|
|
Nominal Wall thickness en (mm)
|
|||||||
|
20
|
--
|
--
|
--
|
--
|
--
|
--
|
2.0
|
|
25
|
--
|
--
|
--
|
--
|
--
|
2.0
|
2.3
|
|
32
|
--
|
--
|
--
|
--
|
2.0
|
2.4
|
2.9
|
|
40
|
--
|
--
|
--
|
2.0
|
2.4
|
3.0
|
3.7
|
|
50
|
--
|
--
|
2.0
|
2.4
|
3.0
|
3.7
|
4.6
|
|
63
|
--
|
2.0
|
2.5
|
3.0
|
3.8
|
4.7
|
5.8
|
|
75
|
--
|
2.3
|
2.9
|
3.6
|
4.5
|
5.6
|
6.8
|
|
90
|
--
|
2.8
|
3.5
|
4.3
|
5.4
|
6.7
|
8.1
|
|
110
|
--
|
3.4
|
4.2
|
5.3
|
6.6
|
8.1
|
10.0
|
|
125
|
--
|
3.9
|
4.8
|
6.0
|
7.4
|
9.2
|
11.4
|
|
140
|
--
|
4.3
|
5.4
|
6.7
|
8.3
|
10.3
|
12.7
|
|
160
|
4.0
|
4.9
|
6.2
|
7.7
|
9.5
|
11.8
|
14.6
|
|
180
|
4.4
|
5.5
|
6.9
|
8.6
|
10.7
|
13.3
|
16.4
|
|
200
|
4.9
|
6.2
|
7.7
|
9.6
|
11.9
|
14.7
|
18.2
|
|
225
|
5.5
|
6.9
|
8.6
|
10.8
|
13.4
|
16.6
|
--
|
|
250
|
6.2
|
7.7
|
9.6
|
11.9
|
14.8
|
18.4
|
--
|
|
280
|
6.9
|
8.6
|
10.7
|
13.4
|
16.6
|
20.6
|
--
|
|
315
|
7.7
|
9.7
|
12.1
|
15.0
|
18.7
|
23.2
|
--
|
|
355
|
8.7
|
10.9
|
13.6
|
16.9
|
21.1
|
26.1
|
--
|
|
400
|
9.8
|
12.3
|
15.3
|
19.1
|
23.7
|
29.4
|
--
|