15NiMn6 - ISO 9327(-3)-1999

Grade	15NiMn6
Corresponding Standard	ISO 9327(-3)-1999 Steel Forgings and Rolled or Forged Bars for Pressure Purposes-Technical Delivery Conditions-Part 3:Nickel Steels with Specified Low Temperature Properties
Classification	Alloy Steel

15NiMn6 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Ni	V
Minimum Value	-	-	0.85	-	-	1.3	-
Maximum Value	0.18	0.35	1.5	0.025	0.02	1.7	0.05

15NiMn6 Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
t≤30	490~640	≥355	≥22
30＜t≤50	490~640	≥345	≥22

Approximate Comparison Table Pressure-Bearing Flat Steel

International Organization for Standardization	European Standard
ISO	Numerical Grade
15NiMn6	1.6228

15NiMn6 Corresponding Standards(Same grade name, different standards)

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