Mianyang Prochema Commercial Co.,Ltd.
Specializing in film production
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Heat shrink tube & sleeve for oil pipeline
JYHT50,JYHT60,JYHT80 is a three-layer field joint coating system for pipeline ope rating
temperature separately at 50C,60C,80C,which consists of two-component solvent-free liquid epoxy primer,a wrap around HSS and a Closure Patch.The system is compatible with line coatings for PE,FBE,Coal Tar.Tape&Asphalt.
We supply world oil & gas pipeline project with 3 layer heat shrink tube. Below data for your reference. If you have different requirement, we are very flexible to produce and supply as per your tech requirement.
|
Property |
|
Test Method |
Unit |
JYHT50Typical Values |
JYHT60 Typical Values |
JYHT80 Typical Values |
|
Sleeve |
|
|
|
|
|
|
|
Water absorption@23℃ |
|
ASTM D570 |
% |
0.09 |
0.09 |
0.09 |
|
Peel strength@23℃ |
PE/PE |
En12068 |
Kg/cm |
12.0 |
11.5 |
15.2 |
|
PE/PRIMER |
EN12068 |
Kg/cm |
13.2 |
13.6 |
14.10 |
|
|
Peel strength @60℃ |
PE/PE |
EN12068 |
Kg/cm |
--- |
0.71 |
--- |
|
PE/PRIMER |
EN12068 |
Kg/cm |
--- |
0.85 |
--- |
|
|
Peel strength @80℃ |
PE/PE |
EN12068 |
Kg/cm |
--- |
--- |
0.53 |
|
PE/PRIMER |
EN12068 |
Kg/cm |
--- |
--- |
0.65 |
|
|
Cathodic disbondment |
@23℃ |
ASTM G8 |
mm |
6.0 |
6.0 |
6.0 |
|
@60℃ |
ASTM G42 |
mm |
--- |
12 |
--- |
|
|
@80<
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