Sitemap | E-mail:sales@steelgs.com

Y30 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Y30

Location » Home » Grades > Special Alloy > Y30

Contact

+86-13880247006

E-mail: sales@longhaisteel.com

GBT Y30

Profile

This page is mainly introduced the Y30 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Y30,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Y30

Steel Garde:Y30
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	317～236	σb/MPa
Yield Strength	853	σ 0.2 ≥/MPa
Elongation	80	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	481～170	-
HRC	30	-

Physical Properties

Thermal expansion	08-02	e-6/K
Thermal conductivity	14-12	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3700-0578	째C
Density	3156-1858	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)
Y30 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