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S75CM chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S75CM

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JIS S75CM

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This page is mainly introduced the S75CM chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S75CM,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Cold rolled special steel strip

Steel Garde:S75CM
Type:Structural Steel
Country:Japan
Standard:JIS
Standard Number:

ITEM Standard Number Descriptions

1 G 3311 (2010) Cold rolled special steel strip
Application:Cold rolled special steel strip

ITEM	Standard Number	Descriptions
1	G 3311 (2010)	Cold rolled special steel strip

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.70	0.80
Si	0.15	0.35
Mn	0.60	0.90
P		0.030
S		0.035
Cr		0.20
Ni		0.20
Cu		0.30

Mechanical Properties

Tensile strength	991～861	σb/MPa
Yield Strength	550	σ 0.2 ≥/MPa
Elongation	01	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	691～746	-
HRC	30	-

Physical Properties

Thermal expansion	16-40	e-6/K
Thermal conductivity	02-21	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0923-3992	째C
Density	7948-8968	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)
S75CM Structural Steel	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