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H2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H2

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JIS H2

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This page is mainly introduced the H2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
H2
Hardness quartile HRA:92.5
Bending strength frequency/MPa:1400

Steel Garde:H2
Type:Special Alloy
Country:Japan
Standard:JIS
Application:Carbide for cutting tools

Relevant products:

IncoloyA-286 / GH 2132

1.2714(L6, 55NiCr...

1.2581(H21, X30WC...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
H21	ASTM	USA
H22	ASTM	USA
H24	ASTM	USA
H25	ASTM	USA
H26	ASTM	USA
1.2714	DIN	Germany
SKH2	JIS	Japan
H2	JIS	Japan
BH21		UK
BH21		UK
BH21A		UK
BH21A		UK
BH26		UK
BH26		UK
BH224/5		UK
BH224/5		UK
TH2	AFNOR	France
TH2	AFNOR	France
H20	AFNOR	France
H20	AFNOR	France
M51	AFNOR	France
M51	AFNOR	France
11X11H282MΦ	ГОСТ	Russia
16X11H282MΦ	ГОСТ	Russia
25X13H2	ГОСТ	Russia
20X17H2	ГОСТ	Russia
14X17H2	ГОСТ	Russia
08X18Γ8H2T
08X10H20T2
10X11H20T3P
10X11H23T3MP
08X15H24Φ4TP
36X18H25C2	ГОСТ	Russia
03X21H21M4Γ	ГОСТ	Russia
20X25H20C2	ГОСТ	Russia
08X15H24Φ4TP	ГОСТ	Russia
ASTM CH20	AISI	USA
ISO H2	ISO	ISO
ISO H20	ISO	ISO
ISO H21	ISO	ISO
ISO H22	ISO	ISO
SH2F	ONORM	Austria
SWRCH20A	CNS	China
SWRCH22A	CNS	China
SWRCH20K	CNS	China
SWRCH22K	CNS	China
SWRCH24K	CNS	China
SWRCH25K	CNS	China
SWRCH27K	CNS	China
EN FeH20FU	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	220～320	σb/MPa
Yield Strength	598	σ 0.2 ≥/MPa
Elongation	08	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	876～632	-
HRC	30	-

Physical Properties

Thermal expansion	32-16	e-6/K
Thermal conductivity	74-20	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2442-6067	째C
Density	8362-3360	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)
H2 Special Alloy	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