Heat Shrink Sleeve For Girth Welding Pipe

Heat shrink sleeve for girth welding pipe Heat shrinkable sleeves for girth welding pipe are the most widely used technology in the world for field girth-weld corrosion protection. Because they are easy to install, provide excellent protection and are cost-effective.With formula made of various...

Product Details

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Heat shrink sleeve for girth welding pipe
Heat shrinkable sleeves  for girth welding pipe are the most widely used technology in the world for field girth-weld corrosion protection. Because they are easy to install, provide excellent protection and are cost-effective.With formula made of various raw materials and radiation,cross linking and other process techniques, heat shrinkable wrap sleeve with various size for various purpose are manufactured. They are widely used in joint corrosion prevention, leakage prevention, protection of petroleum, natrual gas and heat insulation pipelines, etc. Heat shrinkable sleeves  for girth welding pipe are predominant in high mechnical strength, strong anti-aging capability, good sealing property, corrosion resistance, convenient construction,  etc.

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Technical parament

NOText ItemUnitPerformance

Text ResultText Method
Back Material
1Tensile StrengthMPa≥1719.47ASTM D638
2Elongation %≥400626ASTM D638
3Vicat Softening PointºC≥9092ASTM D1525
4Brittleness TemperatureºC<-65<-65ASTM D2671C
5Dielectric StrengthMV/m≥2533.13ASTM D149
6Volume ResistivityΩ.m≥1*10131.1*1013ASTM D257
7Environment Stress Crackh≥1000>1000GB/T1842
 
 
8
 
 
Chemical
resistance
(7d)
10%
HCI
Tensile strengthMPa≥85104.9ASTM D638
Elongation %≥8596.3ASTM D638
10%
NaAH 
Tensile strengthMPa≥85102.1ASTM D638
Elongation%≥8595.6ASTM D638
10%
NaCL
Tensile strengthMPa≥85108.3ASTM D638
Elongation%≥8594.1ASTM D638
9Thermal aging
(150ºC,168h)
Tensile strengthMPa≥1420.7ASTM D638
Elongation%≥300630ASTM D638


  

NO.Text ItemUnitPerformance

Text ResultText Method
Adhesive 
1Softening PointºC≥9090.1ASTM E28
2Brittleness TemperatureºC<-15<-15ASTM D2671C
3Lap ShearMPa≥1.01.5ASTM D1002
 
4
 
Peel Strength 
(23±2ºC)
Steel N/cm≥70145.6ASTM D1000
Primer N/cm≥70205.9ASTM D1000
PE layerN/cm≥70190.0ASTM D1000
Non-solvent Epoxy Primer
5Shear of cured primerMPa≥5.012SY/T0041


Application
1. For girth welding of pipeline
2. Offshore and Underground coatings
3. Field coating Joint

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Specification

Pipe Diameter, mmLength, mmWidth, mm
DN3001200300
DN3501430300
DN4001600300
DN4501770300
DN5001900300
DN6002300300
DN7002560300
DN8002900400
DN9003250400
DN10003600400
DN12004250400
DN14004940500
DN15005290500
DN16005630500
DN18006320500
DN20007010500
DN22007700500
DN24008390500

 <N> The standard only satisfied with the requirement of SN8 HDPE spiral pipe and metal reinforeced corrugated pipe.

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FAQ
1. What should you pay attention to when you want to buy heat shrink sleeve?
A: You should know the external diameter of the pipe and what kind of the pipe is. Because different pipes is used for different types and sizes of heat shrinkable sleeve. According to your technical information we give you the offer and produce.
2.
 Are you a Manufacturer or Trading company ? 
Qingdao Huashida Machinery Co. Ltd. is a company focus on Plastic Extrusion Technology Research and related products.  Also we have more than 10years export experience.
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Huashida Machinery, with over 14 years' experience, is one of the professional heat shrink sleeve for girth welding pipe manufacturers in China. Offering the customized service, we warmly welcome you to get the high qualified products from our factory.
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