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GH3030 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH3030

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GB GH3030

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This page is mainly introduced the GH3030 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GH3030,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
GH3030

Steel Garde:GH3030
Type:Stainless Steels
Country:China
Standard:GB

Standard Number:

ITEM	Standard Number	Descriptions
1	GB/T 14992 (2005)	Classification and designation for superalloys and high temperature intermetallic materials
2	GB/T 14994 (2008)	Cold brawn heat-resisting superalloy bars
3	GB/T 14995 (2010)	Hot-rolled superalloy sheets
4	GB/T 14996 (2010)	Cold-Rolled heat-resisting superalloy sheets
5	GB/T 14998 (1994)	Heat-resisting superalloy blanks for forged rings
6	GB/T 15062 (2008)	Superalloy tube for general application

Application:Classification and designation for superalloys and high temperature intermetallic materials

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.12
Cr	19.0	22.0
Ni		Remainder
Al		0.15
Ti	0.15	0.35
Fe		1.5
Si		0.80
Mn		0.70
P		0.030
S		0.020

Mechanical Properties

Tensile strength	813～124	σb/MPa
Yield Strength	180	σ 0.2 ≥/MPa
Elongation	65	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	497～700	-
HRC	30	-

Physical Properties

Thermal expansion	68-79	e-6/K
Thermal conductivity	70-67	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4129-2526	째C
Density	4135-0947	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)
GH3030 Stainless Steels	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