Zhejiang Joya Polymer Technology Co.,Ltd , https://www.joyapolymer.com
steal pipe with Polyurethane foam insulation and HDPE jacket sleeve
NameÂ
Pre-insulated Pipe
structure
work steel pipe/polyurethane insuation layer /HDPE outer protection pipe
the material of insuation layer
polyurethane foam
 Installation Method
1.cold installation
2.Prestress Installation
3.Preheat Installation Method
4.One-Time Compensator Installation Method
Main Indexes of Polyurethane insulation layerÂ
Â
indexes
preference Standard
unit
standard requirement
Density
CJ/T114-4.3.2
kg/m3
 ≥60
Average
CJ/T114-4.3.1
mm
≤0.5
Percentage of close area
CJ/T114-4.3.1
%
≥ 88
Compressive strengthÂ
CJ/T114-4.3.3
MPa
≥ 0.3
Water Absorption
CJ/T114-4.3.5
%
Immersion in boiling water 90 minute,bubble water absorption should be not more than 10%
Cavity
CJ/T114-4.3.1
Â
≤ 0.033
Specification of pre-insulated Pipe
Â
Specifications
(mm)
steel pipe OD×Thickness
(mm)
Outer protection tube diameter ×Wall thickness
(mm)
Insulation thickness
(mm)
Unit weight
Kg/m
32/90
32×2.8
90×2.5
26.5
3
45/110
45×2.8
110×2.5
30.0
4
57/120
57×3.0
120×2.5
29.0
6
60/125
60×3.5
125×3.0
29.5
7
76/140
76×4.0
140×3.0
29.0
9
89/160
89×4.0
160×3.0
32.5
11
108/180
108×4.0
180×3.0
33.0
13
133/200
133×4.5
200×3.2
30.3
17
159/250
159×4.5
250×3.9
41.6
22
219/315
219×6.0
315×4.9
43.1
39
273/365
273×6.0
365×5.6
40.4
49
325/420
325×7.0
420×7.0
40.5
67
377/500
377×7.0
500×7.8
53.7
81
426/560
426×7.0
560×8.8
58.2
94
478/600
478×7.0
600×8.8
52.2
104
529/630
529×7.0
630×9.8
40.7
114
529/655
529×7.0
655×9.8
53.2
117
630/760
630×8.0
760×11.5
53.5
158
720/850
720×8.0
850×12.0
53.0
181
820/960
820×10.0
960×14.0
56.0
252
920/1055
920×10.0
1055×14.0
53.5
281
1020/1155
1020×10.0
1155×14.0
53.5
312
1220/1380
1220×12.0
1380×16.0
64.0
444
1420/1602
1420×14.0
1602×16.0
75.0
590
1.
good insulation properties
2.
low heat loss
3.
 heat loss is 25% of the traditional pipe.
4.
energy saving
5.
 about 30 yeas move the service life, low cost
6.
has a strong waterproof and corrosive resistance and high mechanical strength
7.
no attached trench ,can be directly buried in the ground or water.
Product Description
Â
steal pipe with Polyurethane foam insulation and HDPE jacket sleeve
NameÂ
Pre-insulated Pipe
structure
work steel pipe/polyurethane insuation layer /HDPE outer protection pipe
the material of insuation layer
polyurethane foam
 Installation Method
1.cold installation
2.Prestress Installation
3.Preheat Installation Method
4.One-Time Compensator Installation Method
Main Indexes of Polyurethane insulation layerÂ
Â
indexes
preference Standard
unit
standard requirement
Density
CJ/T114-4.3.2
kg/m3
 ≥60
Average
CJ/T114-4.3.1
mm
≤0.5
Percentage of close area
CJ/T114-4.3.1
%
≥ 88
Compressive strengthÂ
CJ/T114-4.3.3
MPa
≥ 0.3
Water Absorption
CJ/T114-4.3.5
%
Immersion in boiling water 90 minute,bubble water absorption should be not more than 10%
Cavity
CJ/T114-4.3.1
Â
≤ 0.033
Specification of pre-insulated Pipe
Â
Specifications
(mm)
steel pipe OD×Thickness
(mm)
Outer protection tube diameter ×Wall thickness
(mm)
Insulation thickness
(mm)
Unit weight
Kg/m
32/90
32×2.8
90×2.5
26.5
3
45/110
45×2.8
110×2.5
30.0
4
57/120
57×3.0
120×2.5
29.0
6
60/125
60×3.5
125×3.0
29.5
7
76/140
76×4.0
140×3.0
29.0
9
89/160
89×4.0
160×3.0
32.5
11
108/180
108×4.0
180×3.0
33.0
13
133/200
133×4.5
200×3.2
30.3
17
159/250
159×4.5
250×3.9
41.6
22
219/315
219×6.0
315×4.9
43.1
39
273/365
273×6.0
365×5.6
40.4
49
325/420
325×7.0
420×7.0
40.5
67
377/500
377×7.0
500×7.8
53.7
81
426/560
426×7.0
560×8.8
58.2
94
478/600
478×7.0
600×8.8
52.2
104
529/630
529×7.0
630×9.8
40.7
114
529/655
529×7.0
655×9.8
53.2
117
630/760
630×8.0
760×11.5
53.5
158
720/850
720×8.0
850×12.0
53.0
181
820/960
820×10.0
960×14.0
56.0
252
920/1055
920×10.0
1055×14.0
53.5
281
1020/1155
1020×10.0
1155×14.0
53.5
312
1220/1380
1220×12.0
1380×16.0
64.0
444
1420/1602
1420×14.0
1602×16.0
75.0
590
1.
good insulation properties
2.
low heat loss
3.
 heat loss is 25% of the traditional pipe.
4.
energy saving
5.
 about 30 yeas move the service life, low cost
6.
has a strong waterproof and corrosive resistance and high mechanical strength
7.
no attached trench ,can be directly buried in the ground or water.
Â
Pipe Insulation Material with Polyurethane Foam and HDPE Protection Outer
Model NO.: insu005
Cross-Section Shape: Round
Connection Type: Seamless
Size: 2"-12"
Delivery Time: 30 Days
Sample: Can Be Provided
Head Code: Round
Connection: Welding
Payment: T/T, LC at Sight
Color: Black
Usage: Petroleum Coke, Paraffin Wax
Type: Heavy Crude Oil
Application: Industrial Lubricant, Oil Product
Trademark: OEM
Transport Package: Standard Package
Specification: DN25-DN1400
Origin: China
HS Code: 7304192000
Model NO.: insu005
Cross-Section Shape: Round
Connection Type: Seamless
Size: 2"-12"
Delivery Time: 30 Days
Sample: Can Be Provided
Head Code: Round
Connection: Welding
Payment: T/T, LC at Sight
Color: Black
Usage: Petroleum Coke, Paraffin Wax
Type: Heavy Crude Oil
Application: Industrial Lubricant, Oil Product
Trademark: OEM
Transport Package: Standard Package
Specification: DN25-DN1400
Origin: China
HS Code: 7304192000
Product Description