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ISO H15 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ISO H15

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ISO ISO H15

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This page is mainly introduced the ISO H15 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ISO H15,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel forgings and rolled or forged bars for pressure purposes - Technical delivery conditions - Part 5: Stainless steels

Steel Garde:ISO H15
Type:Stainless Steels
Country:International
Standard:ISO

Standard Number:

ITEM	Standard Number	Descriptions
1	ISO 4955 (2005)	Heat-resistant steels
2	ISO 9327-5	Steel forgings and rolled or forged bars for pressure purposes - Technical delivery conditions - Part 5: Stainless steels

Metallographic Structure:Austenite
Application:Steel forgings and rolled or forged bars for pressure purposes - Technical delivery conditions - Part 5: Stainless steels

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Si		1.50
Mn		2.00
P		0.045
S		0.030
Cr	24.00	26.00
Ni	19.00	22.00

Mechanical Properties

Tensile strength	231～559	σb/MPa
Yield Strength	682	σ 0.2 ≥/MPa
Elongation	03	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	441～646	-
HRC	30	-

Physical Properties

Thermal expansion	11-98	e-6/K
Thermal conductivity	22-39	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1854-7111	째C
Density	4897-0774	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)
ISO H15 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