HG 20626-1997(编制说明)
Steel Pipe Flange Weld Joint and Groove Dimensions (American System) (English Version)
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HG 20626-1997(编制说明)
Standard No.
HG 20626-1997(编制说明)
Language
Chinese,
Available in English version
Published By
Professional Standard - Chemical Industry
Status
Be replaced
2009-07
Replace By
HG/T 20615-2009
Latest
HG/T 20615-2009
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