14Cr18Ni11Si4AlTi 1Cr18Ni11Si4AlTi - GJB 2294A-2014

Grade	14Cr18Ni11Si4AlTi
Old Grade
Corresponding Standard	GJB 2294A-2014 Specification for Stainless and Heat-Resisting Steel Bars for Aviation
Classification	Duplex Stainless Steel

14Cr18Ni11Si4AlTi Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Ti	Al
Minimum Value	0.1	3.4	-	-	-	17.5	10	0.4	0.1
Maximum Value	0.18	4	0.8	0.035	0.02	19.5	12	0.7	0.3

14Cr18Ni11Si4AlTi 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 %	Impact Energy Absorption KV2 J
Quenching or Solution Annealing 1000~1050°C, water quenching	≥715	≥440	≥25	≥40	63, 27 (Transverse)

New and Old Grade Replacement List

14Cr18Ni11Si4AlTi Corresponding Standards(Same grade name, different standards)

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