API SPEC 15LE
Specification for Polyethylene Line Pipe (PE)
|Publication Date:||1 January 1995|
1.1.1 The purpose of this specification is to provide standards for polyethylene (PE) line pipe suitable for use in conveying oil, gas and non-potable water in underground service for the oil and gas producing industries.
1.1.2 Technical content provides requirements for performance, design, materials, tests and inspection, marking, handling, storing and shipping.
This specification covers polyethylene line pipe utilized for the production of oil, gas and non-potable water. Specific equipment covered by this specification is listed as follows:
Polyethylene line pipe.
1.2.2 Service Conditions
The standard service conditions for the Specification 15LE Standard Pressure Rating are as follows:
Service life is 50 years.
Service temperature is 73° F.
The fluid environment is salt water.
Axial loads shall include end loads due to pressure only.
Service conditions other than the standard Specification 15LE conditions are discussed in Section 5--Design.
1.3 UNIT CONVERSION
A decimal/inch system is the standard for the dimensions shown in this specification. Nominal sizes will continue to be shown as fractions. For the purposes of this specification, the fractions and their decimal equivalents are equal and interchangeable. SI (metric) unit conversions are described in Appendix B.