Grade A194 Grade 6
USA UNS S41000
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 Ferritic Stainless Steel
Properties Corrosion Resistance
A194 Grade 6 Chemical Element Composition Content (%)
Component C Si Mn P S Cr
Minimum Value 0.08 - - - - 11.5
Maximum Value 0.15 1 1 0.04 0.03 13.5
• 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 6 Mechanical Properties
product Hardness
HBW
Finished Nuts 228~271HBW
20~28HRC
1 Approximate Comparison Table Martensitic Stainless Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM UNS ISO Numerical Grade DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
12Cr13
(1Cr13)
S41010 410 SUS 410 STS 410 410 S41000 X12Cr 13 4006-410-00-I X10Cr 13
X12Cr 13
1.4006
1.4006
Z12C 13
Z10C13
X12Cr 13 1.4006 12Х13
12KH13
15KH13L
2302 410S21
2 Approximate Comparison Table Martensitic Heat-Resistant Steel
China Taiwan, China Japan South Korea United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
GB ISC CNS JIS KS ASTM UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
12Cr13
(1Cr13)
S41010 410 SUS 410 STS 410 410 S41000 X12Cr 13
3
(ISO 683-13-1986)
X10Cr 13 1.4006 Z12C 13 X12Cr 13 1.4006 12Х13 2302 410S21
3 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
12Cr13
(1Cr13)
S41010 SUS410 410 S41000 X12Cr13 4006-410-00-I X12Cr13 1.4006
A194Grade6 Corresponding Standards(Same grade name, different standards)

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