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4Cr13 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 4Cr13

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GB 4Cr13

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This page is mainly introduced the 4Cr13 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 4Cr13,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
4Cr13

Steel Garde:4Cr13
Type:Stainless Steels
Country:China
Standard:GB

Standard Number:

ITEM	Standard Number	Descriptions
1	GB/T 1220 (1992)	Stainless steel bars
2	GB/T 3280 (2007)	Cold rolled stainless steel sheets and plates
3	GB/T 4237 (1992)	Hot rolled stainless steel sheets and plates
4	GB/T 4240 (1993)	Stainless steel wires
5	GB/T 4356 (2002)	Stainless steel wire rods
6	JB/T 6398 (2006)	Heavy stainless acid resistant and heat resistant steel forgings

Metallographic Structure:Martensite
Application:Cold rolled stainless steel sheets and plates

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.36	0.45
Si		0.60
Mn		0.80
P		0.035
S		0.030
Ni		0.60
Cr	12.00	14.00

Mechanical Properties

Tensile strength	331～204	σb/MPa
Yield Strength	297	σ 0.2 ≥/MPa
Elongation	60	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	263～832	-
HRC	30	-

Physical Properties

Thermal expansion	89-68	e-6/K
Thermal conductivity	23-53	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8539-9834	째C
Density	4443-3926	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)
4Cr13 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