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X7CrNiNb18-10 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X7CrNiNb18-10

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ISO X7CrNiNb18-10

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This page is mainly introduced the X7CrNiNb18-10 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X7CrNiNb18-10,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steels - Chemical composition

Steel Garde:X7CrNiNb18-10
Type:Stainless Steels
Country:International
Standard:ISO

Standard Number:

ITEM	Standard Number	Descriptions
1	ISO 15510 (2010)	Stainless steels -- Chemical composition
2	ISO 4955 (2005)	Heat-resistant steels
3	ISO 9327-5	Steel forgings and rolled or forged bars for pressure purposes - Technical delivery conditions - Part 5: Stainless steels
4	ISO 9328-5	Steel plates and strips for pressure purposes - Technical delivery conditions - Part 5: Weldable fine grain steels, thermomechanically rolled
5	ISO/TS 15510 (2003)	Stainless steels - Chemical composition

Metallographic Structure:Austenite
Application:Stainless steels - Chemical composition

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
X7CrNiNb18-10	ISO	International

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.10
Si		1.00
Mn		2.00
P		0.045
S		0.030
Cr	17.00	19.00
Ni	9.00	12.00
Nb	10×C％	1.20

Mechanical Properties

Tensile strength	621～581	σb/MPa
Yield Strength	786	σ 0.2 ≥/MPa
Elongation	55	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	163～122	-
HRC	30	-

Physical Properties

Thermal expansion	77-49	e-6/K
Thermal conductivity	68-42	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2088-0199	째C
Density	0797-9625	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)
X7CrNiNb18-10 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