29Cr-9Ni+

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#29Cr-9Ni+

Description

29Cr-9Ni+ Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Carbon Steel: 29Cr-9Ni+

Category	Type	Steel Grade
Steel Grades	Carbon Steel	29Cr-9Ni+
		ASTM HH
		UNS J93503
		ASTM HI
		UNS J94003
		28Cr-15Ni
		ASTM HK
		UNS J94224
		25Cr-20Ni+
		ASTM HE
		UNS J93403

Chemical composition(mass fraction)(wt.%) of the 29Cr-9Ni+

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.2-0.5	2.0	2.0	0.04	0.04	26.0-30.0	8.0-11.0
Mo	Al	Cu	Nb	Ti	V	Ce
≤0.5
N	Co	Pb	B	Other

Mechanical Properties of steel grade 29Cr-9Ni+

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)
663 (≥)	127 (≥)	34	42	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	241

Physical Properties of steel grade 29Cr-9Ni+

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
13	-	-			0.33	-
469	774	-	31.3	123		-
561	-	31	14.2			343	311

Heat Treatment of steel grade 29Cr-9Ni+

Heat treated : 1295°C - 1875°C

Technological Curves of steel grade 29Cr-9Ni+

No Curve

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