Grade A194 Grade 8LN
USA UNS S30453
AISI
American Iron and Steel Institute
304LN
Corresponding Standard ASTM A194/A194M-2023
Standard Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High Pressure or High Temperature Service, or Both
Classification Austenitic Stainless Steel
Properties Corrosion Resistance Weldability
A194 Grade 8LN Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni N
Minimum Value - - - - - 18 8 0.1
Maximum Value 0.03 1 2 0.045 0.03 20 11 0.16
A194 Grade 8LN Mechanical Properties
product Hardness
HBW
Finished Nuts 126~300HBW
≤32HRC
≥60HRB
Approximate Comparison Table Austenitic Stainless Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Sweden United Kingdom
GB ISC CNS JIS KS ASTM UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade SS BS EN/BS
022Cr19Ni10N
(00Cr18Ni10N)
S30453 304LN SUS 304LN STS 304LN 304LN S30453 X2CrNiN 18-9
X2CrNiN18-10
X2CrNiN 18-10 1.4311 Z2CN 18-1Az
Z3CN18-10Az
X2CrNiN 18-10 1.4311 2371 304S62
304S61

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