S41400 - ASTM A 473-2024(a) - H2ABC

中文版

USA UNS	S41400
ASTM Specification or Grade	414
Corresponding Standard	ASTM A 473-2024(a) Stainless Steel Forgings
Classification	Martensitic Stainless Steel

Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni
Minimum Value	-	-	-	-	-	11.5	1.25
Maximum Value	0.15	1	1	0.04	0.03	13.5	2.5

Mechanical Properties

	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW
/	A - annealed					≤298
/	T - hardened and tempered	≥795	≥620	≥15	≥45	≤321
/	H - hardened and tempered	≥860	≥690	≥15	≥45	≤321
Samples for testing shall be in the form of a section not exceeding 9.50 mm in thickness	955℃±14℃, Oil or Polymer					HRC ≥ 42

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