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ISO A4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ISO A4

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ISO ISO A4

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This page is mainly introduced the ISO A4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ISO A4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ISO standard thermal deformation of stainless steel

Steel Garde:ISO A4
Type:Special Alloy
Country:ISO
Standard:ISO
Application:ISO standard thermal deformation of stainless steel

Relevant products:

Steel of Turbine...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A4	ASTM	USA
A40	JIS	Japan
A4	STAS/SR	Romania
A40	STAS/SR	Romania
HA4N	AS	Australia
CA4	AS	Australia
HA400	AS	Australia
SMA400AW	CNS	China
SMA400BW	CNS	China
SMA400CW	CNS	China
SMA400AP	CNS	China
SMA400BP	CNS	China
SMA400CP	CNS	China
SMA490AW	CNS	China
SMA490BW	CNS	China
SMA490CW	CNS	China
SMA490AP	CNS	China
SMA490BP	CNS	China
SMA490CP	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	257～014	σb/MPa
Yield Strength	495	σ 0.2 ≥/MPa
Elongation	96	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	784～030	-
HRC	30	-

Physical Properties

Thermal expansion	39-53	e-6/K
Thermal conductivity	77-52	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5788-6211	째C
Density	4942-9067	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)
ISO A4 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