BS-T-79 › Complete Document History
Specification for 2 % nickel-chromium-molybdenum steel tubes (1160 MPa)
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1997/A1 EDITION - 1997 EDITION/AMENDMENT 1 INTERFILED - April 1, 2013
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Obsolete Revision Information: |
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1997 EDITION - SPECIFICATION FOR 2-1/2 % NICK - May 15, 1997
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