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Product Range
Nominal Physical Properties/Resin
Rahn Plastics Inc. manufactures its polyethylene fittings
from a high density, copolymer resin, which provides an excellent combination of toughness, strength, and
environmental stress crack resistance for pressure and non-pressure pipe applications.
PE 2406/2306 Polyethylene Resin
| Property |
ASTM Test |
Nominal Values |
| Density |
D1505 |
.939 |
| Melt Index, gms/10 min. |
D1238 |
.20 |
| Tensile Yield Strength, 2:/min, psi |
D638M Type IV Spec. |
2800 |
| Ultimate Elongation, 2”/min, %
|
D638M Type IV Spec. |
> 500 |
| Brittleness Temperature, °F |
D746 |
< -130 |
| Flexural Modulus, psi |
D790 |
110,000 |
| Cell Classification |
D3350 |
234363C or E |
Environmental Stress Crack Resistance,
F50, Hrs. |
D1693 A, B & C |
>5000 |
PE 3408 Polyethylene Resin
| Property |
ASTM Test |
Nominal Values |
| Density |
D1505 |
.944 |
| Melt Index, gms/10 min. |
D1238 (HLM) |
8.75 |
| Tensile Yield Strength, 2”/min, psi |
D638M Type IV Spec. |
3300 |
| Ultimate Elongation, 2"/min, % |
D638M Type IV Spec. |
> 800 |
| Vicat Softening Temperature, °F |
D1525 |
259° |
| Brittleness Temperature, °F |
D746 |
< -180 |
| Flexural Modulus,psi |
D790 |
120,000 |
| Cell Classification |
D3350 |
345464A |
Environmental Stress Crack Resistance,
F50, Hrs. |
D1693 |
> 5000 |
Reference Publications/Standards
Rahn Plastics Inc. manufactures PE2406/PE3408
Fittings to the latest applicable standards including ISO, CSA, and ASTM.
| ISO9002 | Registered to ISO 9002-1994 requirements |
| CSA B137.4-99 | Polyethylene piping systems for gas services |
| CSA B137.0-99 | Definitions, general requirements and methods of testing for thermoplastic pressure piping |
| ASTM D2122-98 | Determining dimensions of thermoplastic gas pipe and fittings |
| ASTM D2513-O/A | Specification for thermoplastic gas pressure pipe, tubing and fittings |
| ASTM D2683-98 | Specification for socket-type polyethylene fittings for outside diameter controlled polyethylene pipe and tubing |
| ASTM D3261-97 | Specification for butt heat fusion polyethylene PE plastic pipe and fittings for polyethylene PE plastic pipe and tubing |
| ASTM D638M | Tensile properties of plastics |
| ASTM D1238 | Test for flow rates of thermoplastics by extrusion plastometer |
| ASTM D1248 | Polyethylene plastic moulding and extrusion materials |
| ASTM D1505 | Density of plastics by the density-gradient technique |
| ASTM D1598 | Time-to-failure of plastic pipe under constant internal pressure |
| ASTM D1599 | Short time hydraulic failure pressure of plastic pipe, tubing and fittings |
| ASTM D3350-01 | Polyethylene plastic pipe and fitting materials |
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