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Grade F593 430
USA UNS S43000
Corresponding Standard ASTM F593-2017
Standard specification for stainless steel bolts, hex cap screws, and studs
Classification Ferritic Stainless Steel
F593 430 Chemical Element Composition Content (%)
Component C Si Mn P S Cr
Minimum Value - - - - - 16
Maximum Value 0.12 1 1 0.04 0.03 18
F593 430 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
ksi 		Yield Point
σs
ksi 		Hardness
HBW
1/4 ~ 1-1/2 (Full-Size) AF 55~75 ≥30 HR (B85 max)
1/4 ~ 1-1/2 (Full-Size) A 55~75 ≥30 HR (B85 max)
1/4 ~ 5/8 (Full-Size) AF 60~105 ≥40 HR (B75~98)
3/4 ~ 1-1/2 (Full-Size) A 55~100 ≥30 HR (B65~95)
1/4 ~ 1-1/2 (Machined) AF ≥50 ≥25
1/4 ~ 1-1/2 (Machined) A ≥50 ≥25
1/4 ~ 5/8 (Machined) CW1 ≥55 ≥35
3/4 ~ 1-1/2 (Machined) CW1 ≥50 ≥25
1 Approximate Comparison Table
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
10Cr17
(1Cr17) 		S11710 430 SUS 430 STS 430 430 S43000 X6Cr 17
8
ISO 683-13-1986 		4016-430-00-I X6Cr 17
(X8Cr 17) 		1.4016 Z8C 17 X6Cr 17 1.4016 12Х 17 2320 430S15
2 Approximate Comparison Table
Japan United States Germany France European Standard United Kingdom
JIS ASTM UNS DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade BS EN/BS
SUH 21 430 S43000 X10CrAl 13
X10CrAlSi 13 		1.4724
1.4724 		Z10C 13 X10CrAlSi 13 1.4724 403S17
3 Approximate Comparison Table
China Japan United States Germany France European Standard Russia Sweden United Kingdom
GB JIS ASTM UNS DIN EN/DIN NF EN/NF EN Numerical Grade GOST SS BS EN/BS
1Cr15 SUS430 430 S43000 X6Cr17 Z8C17 X6Cr17 1.4016 12KH17 2320 430S17
430S18
4 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
10Cr17
(1Cr17) 		S11710 SUS430 430 S43000 X6Cr17 4016-430-00-I X6Cr17 1.4016

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