ASTM B850-98(R2015) pdf download

ASTM B850-98(R2015) pdf download

1.1 This guide covers procedures for reducing the suscep-tibility in some steels to hydrogen embrittlement or degrada-tion that may arise in the finishing processes. 1.2 The heat treatment procedures established herein may be effective for reducing susceptibility to hydrogen embrittle-ment. This heat-treatment procedure shall be used after plating operations but prior to any secondary conversion

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ASTM B823-15 pdf download

ASTM B823-15 pdf download

1.1 This specification covers a variety of copper base powder metallurgy (PM) structural materials, including those used in applications where high electrical conductivity is required. It includes a classification system, or material desig-nation code. With the classification system, this specification includes chemical composition and minimum tensile yield strength. N OTE 1—Paragraphs 6.1 and 8.1 govern

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