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Home Material ASTM A194/194M-2016
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Grade A194 Grade 8MLN
USA UNS S31653
Other Names
Corresponding Standard ASTM A194/194M-2016
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 High-Temperature Strength
A194 Grade 8MLN Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N
Minimum Value - - - - - 16 10 2 0.1
Maximum Value 0.03 1 2 0.045 0.03 18 13 3 0.16
• 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.
A194 Grade 8MLN Mechanical Properties
product Hardness
HBW
Finished Nuts 126~300HBW
≤32HRC
≥60HRB
1 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
022Cr17Ni12Mo2N
(00Cr17Ni13Mo2N) 		S31653 316LN SUS 316LN STS 316LN 316LN S31653 X2CrNiMoN 17-12-2
X2CrNiMoN 17-11-2 		X2CrNiMoN 17-13-3
(X2CrNiMoN 18-13) 		1.4429 Z2CND 17-13Az
Z3CND 17-12Az 		X2CrNiMoN 17-13-3
X2CrNiMoN 17-12-2 		1.4429
1.4406 		2375 316S63
316S61
2 Approximate Comparison Table Stainless Steels for Cold Heading and Cold Extruding
China Japan United States International Organization for Standardization European Standard
GB ISC JIS ASTM/AISI UNS ISO Numerical Grade EN Numerical Grade
022Cr17Ni12Mo2N
(00Cr17Ni13Mo2N) 		S31653 SUS316LN 316LN S31653 X2CrNiMoN17-12-3 4429-316-53-I X2CrNiMoN17-12-3 1.4429
A194Grade8MLN Corresponding Standards(Same grade name, different standards)
1 ASTM A194/194M-2016
A194 Grade 8MLN S31653 Type 316LN
2 ASTM A194/A194M-2020
A194 Grade 8MLN S31653 Type 316LN
3 ASTM A194/A194M-2023
A194 Grade 8MLN S31653 316LN

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