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S2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S2

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ASTM S2

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This page is mainly introduced the S2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Shock-Resisting Tool Steel

Steel Garde:S2
Type:Tool Die Steels
Country:USA
Standard:ASTM
Application:Shock-Resisting Tool Steel

Relevant products:

X165CrMoV12 Cold...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
D3	ASTM	USA
M3	ASTM	USA
X165CrMoV12	DIN	Germany
1.2601	DIN	Germany
SKD-11	JIS	Japan
SS 2310	SS	Sweden
X12M	GOST	Russia
X160CrMoV12 / Z160CDV12	AFNOR	France

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.40	0.55
Si	0.90	1.20
Mn	0.30	0.50
P		0.030
S		0.030
Cr
Mo	0.30	0.60
V		0.50
W
Ni＋Cu		0.75

Mechanical Properties

Tensile strength	957～345	σb/MPa
Yield Strength	005	σ 0.2 ≥/MPa
Elongation	40	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	774～119	-
HRC	30	-

Physical Properties

Thermal expansion	51-36	e-6/K
Thermal conductivity	75-09	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9164-7242	째C
Density	4766-7624	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)
S2 Tool Die 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