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X15CrNiSi25-21 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X15CrNiSi25-21

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B.S. X15CrNiSi25-21

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This page is mainly introduced the X15CrNiSi25-21 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of X15CrNiSi25-21,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire

Steel Garde:X15CrNiSi25-21
Type:Stainless Steels
Country:UK
Standard:B.S.

Standard Number:

ITEM	Standard Number	Descriptions
1	BS EN 10088-1	Stainless steels - Part 1: List of stainless steels
2	BS EN 10095	Heat resisting steels and nickel alloys
3	BS EN 10264-4 (2002)	Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire

Application:Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
1.4841	B.S.	UK
X15CrNiSi25-21	ISO	International

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.20
Si	1.50	2.50
Mn		2.00
P		0.045
S		0.015
Cr	24.00	26.00
Ni	19.00	22.00
Al
N		0.11

Mechanical Properties

Tensile strength	204～431	σb/MPa
Yield Strength	489	σ 0.2 ≥/MPa
Elongation	93	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	694～678	-
HRC	30	-

Physical Properties

Thermal expansion	38-17	e-6/K
Thermal conductivity	81-99	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5185-5318	째C
Density	5581-8152	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)
X15CrNiSi25-21 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