Cause Analysis of Fracture of Flange Bolts of Natural Gas Pipelines in Pressure Regulating Station

The flange bolts of natural gas pipelines of a company’s public system pressure regulating station were broken. In order to find out the reason, fractured flange bolts were analyzed by macro inspection. The fracture morphology, chemical composition, metallographic structure and hardness were analyze...

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Bibliographic Details
Main Author: ZHOU Gong-wen
Format: Article
Language:Chinese
Published: Editorial Department of Materials Protection 2021-07-01
Series:Cailiao Baohu
Subjects:
Online Access:http://www.mat-pro.com/fileup/1001-1560/PDF/20210730.pdf
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