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30CrMo chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30CrMo

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GBT 30CrMo

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This page is mainly introduced the 30CrMo chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30CrMo,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
30CrMo

Steel Garde:30CrMo
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
GS-30CrMoV6 4	DIN	Germany
30CrMoV12	UNE	Spain
30CrMoV12	UNE	Spain
30CrMoA	GBT	China
ML30CrMo	GBT	China
ML30CrMoA	GBT	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	124～038	σb/MPa
Yield Strength	251	σ 0.2 ≥/MPa
Elongation	62	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	937～977	-
HRC	30	-

Physical Properties

Thermal expansion	64-16	e-6/K
Thermal conductivity	29-39	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3298-7648	째C
Density	7831-3122	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)
30CrMo 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