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U3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of U3

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AS U3

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U3 Profile
U3 Chemical composition
U3 Mechanical Properties
U3 Physical Properties
U3 Heat treatment
U3 Size Availability
U3 Relevant products

Profile

This page is mainly introduced the U3 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of U3,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
U3

Steel Garde:U3
Type:Special Alloy
Country:Australia
Standard:AS
Application:Australia Structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
X1NiCrMoCu32-28-7	DIN	Germany
X1NiCrMoCu32-28-7	DIN	Germany
X1NiCrMoCu32-28-7	DIN	Germany
X1NiCrM0Cu31-27-4		UK
X1NiMoCu31-27-4	AFNOR	France
Z2NCDU31-27	AFNOR	France
Z2NCDU31-27	AFNOR	France
06Cr18Ni9Cu3	GBT	China
HU300	AS	Australia
U32353	GBT	China
U32354	GBT	China
U33202	GBT	China
U33602	GBT	China
U34102	GBT	China
U34602	GBT	China
U34902	GBT	China
EN X1NiCrMoCu31-27-4	EN	Euronorm
EN X1NiCrMoCu31-27-4	EN	Euronorm
EN X1NiCrMoCu31-27-4	EN	Euronorm
EN X1NiCrMoCu31-27-4	EN	Euronorm
EN X1NiCrMoCu31-27-4	EN	Euronorm
EN X1NiCrMoCu31-27-4	EN	Euronorm
EN X1NiCrMoCu31-27-4	EN	Euronorm
EN X1NiCrMoCu31-27-4	EN	Euronorm
EN X1NiCrMoCu31-27-4	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	395～548	σb/MPa
Yield Strength	773	σ 0.2 ≥/MPa
Elongation	12	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	539～642	-
HRC	30	-

Physical Properties

Thermal expansion	28-66	e-6/K
Thermal conductivity	00-31	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1841-1469	째C
Density	8431-1291	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
U3 Special Alloy	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk