A268 TP429 S42900 - ASTM A268/A268M-2024

Grade	A268 TP429
USA UNS	S42900
Corresponding Standard	ASTM A268/A268M-2024 Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
Classification	Ferritic Stainless Steel

A268 TP429 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr
Minimum Value	-	-	-	-	-	14
Maximum Value	0.12	1	1	0.04	0.03	16

A268 TP429 Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
≥415	≥240	≥20	≤190

1 Approximate Comparison Table Ferritic Stainless Steel

China		Japan	United States	International Organization for Standardization		European Standard
GB	ISC	JIS	UNS	ISO	Numerical Grade	Numerical Grade
10Cr15 (1Cr15 )	S11510	SUS429	S42900	X10Cr15	4012-429-00-X	(1.4012)

2 Approximate Comparison Table Ferritic Stainless Steel

China		United States		International Organization for Standardization		European Standard
GB	ISC	ASTM	UNS	ISO	Numerical Grade	EN	Numerical Grade
10Cr15 (1Cr15) GB/T 20878-2024	S11510	429 ASTM A959	S42900	X10Cr15 ISO 15510	4012-429-00-X	X10Cr15 EN 10088-1	1.4012

A268TP429 Corresponding Standards(Same grade name, different standards)

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