Connection: | Welding |
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Shape: | Equal |
Head Code: | Round |
Angle: | 45 Degree |
Wall Thickness: | Sch40 |
Material: | Plastic |
Samples: |
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Customization: |
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Basic performance of raw materials for pipe fittings
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Paramenter
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Units
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Requirement
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Test Value
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|
Density
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(kg/m3)
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≥930
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23°C
|
|
Melt flow rate
|
g/10min
|
0.2-1.4
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190°C,5kg
|
|
Thermal slaility(OIT)
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min
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>20
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200°C
|
|
Volatilematter content
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mg/kg
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≤ 350
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|
|
Moisture content
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mg/kg
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≤ 300
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ASTM D 4019:1994a
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|
Carbon black content
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%
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2.0-2.5
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|
|
Carbon black dispersion
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grade
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≤ 3
|
|
|
Gas proof components
|
h
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≥20
|
80°C,2MPa Hoop stress
|
|
En>5mm Resitance to slow crack growth
|
h
|
165
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80°C,0.8MPa Test Presssure 80°C,0.92MPa Test Presssure
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