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03X14H7B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 03X14H7B

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GOST 03X14H7B

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This page is mainly introduced the 03X14H7B chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 03X14H7B,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Steel Garde:03X14H7B
Type:Stainless Steels
Country:Russia
Standard:GOST
Metallographic Structure:Austenite
Application:Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Si		0.70
Mn		0.70
P		0.030
S		0.020
Cr	13.50	15.00
Ni	6.00	7.00
Mo		0.30
Ti		0.05
B		0.0030

Mechanical Properties

Tensile strength	283～402	σb/MPa
Yield Strength	038	σ 0.2 ≥/MPa
Elongation	96	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	163～308	-
HRC	30	-

Physical Properties

Thermal expansion	81-04	e-6/K
Thermal conductivity	73-65	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9288-1575	째C
Density	0498-7870	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)
03X14H7B 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