04Cr19Ni9Cu 304D - Q/YT 102-2019

Grade	04Cr19Ni9Cu
Other Names
Corresponding Standard	Q/YT 102-2019 Stainless Steel Wire Rods for Cold Heading
Classification	Austenitic Stainless Steel

04Cr19Ni9Cu Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu
Minimum Value	-	-	-	-	-	18	8	0.7
Maximum Value	0.05	1	2	0.045	0.015	20	10.5	1.5

04Cr19Ni9Cu Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %
4.5≤d≤10	Post-Rolling Pickled Condition	560~660	≥45	≥65
4.5≤d≤10	Solution Pickled Condition	540~620	≥50	≥70
10＜d≤16	Post-Rolling Pickled Condition	540~640	≥45	≥65
10＜d≤16	Solution Pickled Condition	520~600	≥50	≥70

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