7A04

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China YS 7A04 纺织经遍机用铝合金线轴 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 7A04 / 7A04

Category	Grade	Standard	Region/Area	Standard Content
Metals	7A04	YS/T 243	China	纺织经遍机用铝合金线轴

Chemical composition(mass fraction)(wt.%) of the 7A04

Element	Min	Max	Similar
Al	-	-	-
Total Others	-	0.1000	-
Others Total	-	0.0500	-
Ti	-	0.1000	-
Zn	5.0000	7.0000	-
Cr	0.1000	0.2500	-
Mg	1.8000	2.8000	-
Mn	0.2000	0.6000	-
Cu	1.4000	2.0000	-
Fe	-	0.5000	-
Si	-	0.5000	-

Mechanical Properties of steel grade 7A04

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)
156 (≥)	494 (≥)	14	21	34	Solution and Aging, Annealing, Ausaging, Q+T,etc	421

Physical Properties of steel grade 7A04

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
22	-	-			0.32	-
633	237	-	42.3	423		-
825	-	23	24.2			131	431

Heat Treatment of steel grade 7A04

Heat treated : 1329°C - 1719°C

Technological Curves of steel grade 7A04

No Curve

Cross Reference Table (Equivalent Grade) of 7A04

Grade	Standard	Country	Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1

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Rfq.: sales@longhaisteel.com

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