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Standard Specification for Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements
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"Standard Specification for Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements" covers hot-worked alloy, carbon, and carbon-boron steels in a variety of compositions and sizes, which may attain specified depth of hardening in the end quench test. These steel compositions are identified by the suffix letter “H” added to the conventional grade number.
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