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429 Stainless Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Stainless Steel: 429

Category	Type	Steel Grade
Steel Grades	Stainless Steel	429
		409Cb
		S40940
		S40945
		S40975
		S40976
		S40977
		S41045
		S41050
		S41603
		S42035

Chemical composition(mass fraction)(wt.%) of the 429

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.12	1.00	1.00	0.040	0.030	14.0-16.0
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade 429

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
453 (≥)	552 (≥)	41	44	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	112

Physical Properties of steel grade 429

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
11	-	-			0.11	-
542	915	-	12.3	234		-
612	-	41	21.2			222	311

Heat Treatment of steel grade 429

Heat treated : 1431°C - 1627°C

Technological Curves of steel grade 429

No Curve

Cross Reference Table (Equivalent Grade) of 429

Grade	Standard	Country	Application
SUS429J1	JIS	Japan	martensitic stainless steel
1.4429			austenitic special steel
1.4429(AFNOR)	AFNOR	France	Austenite
CNS 429		China	China Taiwan Stainless steel
CNS 429J1		China	China Taiwan Stainless steel

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