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Home Material ASME SA-194/SA-194M-2019
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Grade SA194 Grade 8FA
S30300
Other Names
Corresponding Standard ASME SA-194/SA-194M-2019
Specification for Carbon and Alloy Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
Classification Austenitic Stainless Steel
Properties Corrosion Resistance
SA194 Grade 8FA Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni
Minimum Value - - - - 0.15 17 8
Maximum Value 0.15 1 2 0.2 - 19 10
• The intentional addition of Bi, Se, Te, and Pb is not permitted except for Grades 6F, 8F, and 8FA, in which Se is specified and required.
• Total aluminum, soluble and insoluble.
• Because of the degree to which sulfur segregates, product analysis for sulfur over 0.060 % max is not technologically appropriate.
SA194 Grade 8FA Mechanical Properties
Hardness
HBW
126~192
Approximate Comparison Table
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard United Kingdom
GB ISC CNS JIS KS ASTM UNS ISO Numerical Grade DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade BS EN/BS
Y12Cr18Ni9
(Y1Cr18Ni9) 		S30317 303 SUS 303 STS 303 303 S30300 X10CrNiS 18-9 4305-303-00-I X8CrNiS 18-9
(X10CrNiS 18-9) 		1.4305 Z10CNF 18-09 X8CrNiS 18-9 1.4305 303S21

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