305

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#305

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305 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: 305

Category	Type	Steel Grade
Steel Grades	High Alloy	305
		S24100
		S28200
		302
		S30200
		302B
		S30215
		304
		S30400
		304L
		S30403

Chemical composition(mass fraction)(wt.%) of the 305

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.12	1	2	0.045	0.03	17-19	10.5-13
Mo	Al	Cu	Nb	Ti	V	Ce

N	Co	Pb	B	Other

Mechanical Properties of steel grade 305

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)
916 (≥)	239 (≥)	13	14	32	Solution and Aging, Annealing, Ausaging, Q+T,etc	114

Physical Properties of steel grade 305

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
12	-	-			0.31	-
934	944	-	11.3	133		-
189	-	33	11.2			111	312

Heat Treatment of steel grade 305

Heat treated : 1253°C - 1458°C

Technological Curves of steel grade 305

No Curve

Cross Reference Table (Equivalent Grade) of 305

Grade	Standard	Country	Application
T72305	UNS	USA	Carbon tool steel
1.2305	DIN	Germany	Cold working alloy tool steel
SUS305	JIS	Japan	austenitic special steel
SUS305J1	JIS	Japan	austenitic special steel
305S19			austenitic special steel
1.4305	AFNOR	France	Austenite
CNS 305		China	CNS standard stainless steel austenite size
CNS 305J1		China	CNS standard precipitation hardening stainless steel
STS305			KS standard austenite stainless steel bars(KS D3706-1992)
S30510		China	Stainless steel bars
S30508		China	Stainless steel bars
411305			The Czech republic Structural steel
11305			The Czech republic Structural steel
CNS 305		China	China Taiwan Stainless steel
CNS 305		China	China Taiwan Stainless steel
CNS 305J1		China	China Taiwan Stainless steel
CNS 305		China	China Taiwan Stainless steel
EN P305GH	EN		Euronorm Structural steel

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Rfq.: sales@longhaisteel.com

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305