400 11 c
N-400, Application for Naturalization
Are applying on the basis of qualifying military service. D. C. Have been a lawful permanent resident of the United States for at least 3 years. In addition,
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Heat treatment and properties of iron and steel - GovInfo
400 F; tempered martensite, Rocliwell C hardness=61. X500. C, Same as (A) after tempering at 800 F; tempered martensite, Rockwell C hardness=45. X500. D
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THERMOCOUPLE
Maximum Temperature 400C. Surface temperature fast response thermocouple with ceramic tip and coiled element. Ceramic Tip. Maximum Temperature: +900C.
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