ASTM A299/A299M This standard is only used in the manufacture of boiler and pressure vessel silicon carbon steel plates
ASTM A299 plates in 50 mm and under in thickness are normally supplied in the as-rolled condition. Plates may be ordered normalized or stress relieved, or both. Plates over 50 mm in thickness shall be normalized.
ASTM A299 Dimension(T*W*L): T:6-200mm,W:1500-4020mm,L:3000-18000mm
ASTM A299 Test: UT test/impact test/PWHT /Z15 Z25 Z35 etc.
This specification covers manganese-silicon carbon steel plates for use in welded boilers and other pressure vessels. Plates under this specification are produced in two grades. The steel shall be killed and shall conform to the fine austenitic grain size requirement. Tension test shall be made to conform to the requirements specified.
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