SY/T 6477-2014
Evaluation methods of remaining strength for oil & gas transmission pipeline with flaws (English Version)

Standard No.

SY/T 6477-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

Professional Standard - Petroleum

Status

Be replaced 2017-08

Replace By

SY/T 6477-2017

Latest

SY/T 6477-2017

Scope

This standard specifies the residual strength evaluation method for oil and gas transmission pipelines containing volume defects, crack defects and diffuse damage defects. This standard applies to oil and gas transmission pipelines in service whose original design standards are consistent with GB 50251 or GB 50253.

SY/T 6477-2014 history

• 2017 SY/T 6477-2017 Evaluation Method for Residual Strength of Oil and Gas Pipelines Containing Defects
• 2014 SY/T 6477-2014 Evaluation methods of remaining strength for oil & gas transmission pipeline with flaws
• 2000 SY/T 6477-2000 Evaluation Method for Residual Strength of Oil and Gas Transmission Pipelines Containing Defects Part 1: Volume Type Defects