C. Pipe Handling
1. Protect pipe from excessive heat or harmful chemicals.
2. Handle pipe and use equipment needed to avoid gouging of the pipe
surfaces.
PART 2 - PRODUCTS
PHYSICAL PROPERTIES
A. Materials used for the manufacture of HDPE pipe and fittings shall meet the
following physical property requirements:
Property Unit Test Value
Procedure
Material Designation - PPI/ASTM PE 3408
Material Classification - ASTM D1248 ICS P34
Cell Classification - ASTM D3350 345464C
Density g/cm3 ASTM D1505 >0.940
Melt Index g/10 min ASTM D1238 <0.15
Flexural Modulus psi ASTM D790 110,000 to <160,000
Tensile Strength at yield psi ASTM D638 3,000 to <3,500
Slow Crack Resistance hours ASTM F1473 >100
(PENT)
HDB psi ASTM D2837 1,600 @ 23°C
UV Stabilizer % Carbon Black | ASTM D1603 2 to3
Elastic Modulus psi ASTM D638 110,000
Brittleness Temperature oF ASTM D746 <-180
Vicat Softening of ASTM D1525 255
Temperature
Thermal Expansion in/in/oF ASTM D696 1x10+
Hardness Shore D ASTM D2240 64
B. There shall be no evidence of splitting, cracking, or breaking when the pipe is
tested.
C. Ring Stiffness Constant (RSC) values for the pipe shall be 90 percent of the
nominal.
D. The pipe and fittings shall be homogenous throughout and free from visible
cracks, holes, foreign inclusions, or other injurious defects. The pipe shall be as
uniform as commercially practical in color, opacity, density, and other physical
properties.
File No. 3066.09 High-Density Polyethylene Pipe 15210 - 3 of 15 Revised February 2019
