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YB 4028-1991
Chinese Standard: 'YB 4028-1991'
Standard ID
Contents [version]
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Standard Title (Description)
Status
Related Standard
YB 4028-1991
English
279
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Days<=2
(Deep well pumps with welded steel pipe)
Obsolete
YB 4028-1991
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BASIC DATA
Standard ID
YB 4028-1991 (YB4028-1991)
Description (Translated English)
(Deep well pumps with welded steel pipe)
Sector / Industry
Ferrous Metallurgy Industry Standard
Word Count Estimation
7,749
Date of Issue
1991/5/4
Date of Implementation
1992/1/1
Related standard:
YB/T 4028-2013
YB/T 2217-2018
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