SY 5257-2012
Steel induction heating elbow for oil and gas transportation (English Version)

Standard No.

SY 5257-2012

Language

Chinese, Available in English version

Published By

Professional Standard - Petroleum

Latest

SY 5257-2012

SY 5257-2012 history

• 1970 SY 5257-2012 Steel induction heating elbow for oil and gas transportation
• 1991 SY 5257-1991 Steel elbow