NCF750 - JIS G 4901-1999

Grade	NCF750
Corresponding Standard	JIS G 4901-2008 Corrosion-Resistant and Heat-Resisting Superalloy Bars
Classification	Alloy Steel
Properties	Corrosion Resistance

NCF750 Chemical Element Composition Content (%)

Component	Fe	C	Si	Mn	P	S	Cr	Ni	Cu	Ti	Al	More
Minimum Value	5	-	-	-	-	-	14	70	-	2.25	0.4	Nb+Ta:0.7~1.2
Maximum Value	9	0.08	0.5	1	0.03	0.015	17	-	0.5	2.75	1	Nb+Ta:0.7~1.2

NCF750 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
Bars; 2.5<d≤100	Solution (S)	-	-	-	≤320
Bars; 2.5<d≤100	Solution heat treatment + aging (H1)	≥960	≥615	≥8	≥262
Bar; 2.5<d≤60	Solution treatment + aging (H2)	≥1170	≥795	≥18	302~363
Bar; 60<d≤100	Solution treatment + aging (H2)	≥1170	≥795	≥15	302~363

NCF750 Corresponding Standards(Same grade name, different standards)

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