Specification :
Product Overview
1.Material: Random Polypropylene
2.Size: full 16mm through 160mm availability
3.Pressure Rating: 1.25MPa, 1.6MPa, 2.0MPa, 2.5MPa
4.Colors: Light grey or white, pipe for cold water is marked with blue stripes, pipe for hot water is marked with red stripes.Other colors are also available upon request.
5.Form Supplied: 4 meters straight length ( all size) .
Other forms are also available upon request.
6. Standard: GB/ T 18742.2-2002
Advantages
1.High Temperature Resistance: the maximum sustained working temperature is up to 70 , the maximum transient temperature is up to 95.
2.Heat Preservation: low thermal conductivity which is only 1/ 1500 of brass pipe, and 1/ 250 of steel pipe.
3.Non-toxic: no heavy metal additives, would not be covered with dirt or contaminated by
Bacterium.
4.Corrosion Resistance: resist chemical matters and electron chemical corrosion
5.High Flow Capacity: smooth interior walls and low friction result in low flow resistance
and high volume.
6.Excellent Flexibility: can be supplied in coil.
7.Low Installation Costs: light weight and ease of installation can reduce installation costs.
8.Longevity: more than 50 years under proper use.
9.Recycled and Environment-friendly
Applications
1.Cold and hot water supply.
2.Heating system including flooring heating, wall heating and radiant system.
3.Central air conditioning system.
4.Industrial liquids transportation.
Properties
1.Specific Gravity, g/ cm3, 20( C) : 0.89~ 0.91
2.Tensile Strength, MPa: e20
3.Modulus of Elasticity, N/ mm2, 20( C) : 800
4.Thermal Conductivity, w/ m• k, 20( C) : 0.23-0.24
5.Coefficient of Linear Expansion, mm/ m• k: 0.14-0.16
6.Longitudinal Reversion, % , 135( C) , 2h: d2
7.Pendulum Impact Test, % ( 15J, 0( C) , 2h) : Breaking Ratio d2
8.Hydraulic Pressure Test:
. 20( C) , Hoop Stress is 16MPa, 1h: No Failure
. 95( C) , Hoop Stress is 3.5MPa, 1000h: No Failure
. 110( C) , Hoop Stress is 1.90MPa, 8760h: No Failure
9.Seal Test of Socket Fusion Joint: 20( C) , 1h, Test Pressure is 2.4 times of Nominal Pressure: No Failure