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ISO/DIS 22355

Technical specifications for coalbed methane polyethylene gathering and transportation pipeline project

General information

Current stage: 40.00 Effective date: Apr 22, 2026

Originator: ISO

Owner: ISO/TC 263

Type: International Standard

Scope

This standard applies to the design, construction and acceptance of buried polyethylene pipeline projects for coalbed methane gathering and transportation with nominal outer diameter of 20 mm to 630 mm, operating temperature of -20 ℃ to 40 ℃, and maximum working pressure of no more than 1.0 MPa.

Life cycle

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IN_DEVELOPMENT
ISO/DIS 22355
40.00 DIS registered
Apr 22, 2026