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SY/T 4056-1993

Chinese Standard: 'SY/T 4056-1993'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
SY/T 4056-1993English959 Add to Cart Days<=6 Methods for radiographic inspection and quality classification of welded girth butt joints in oil and gas steel pipeline SY/T 4056-1993 Obsolete SY/T 4056-1993

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