ASTM O1

Catalog

O1 Profile
O1 Chemical composition
O1 Mechanical Properties
O1 Physical Properties
O1 Heat treatment
O1 Size Availability
O1 Relevant products

Profile

This page is mainly introduced the O1 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of O1,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
O1

Steel Garde:O1
Type:Special Alloy
Country:USA
Standard:ASTM
Application:Alloy tool steel

Relevant products:

T30402/X155CrVMo12...

X105CrMo17 Extruded Pipe

D2(Cr12Mo1V1) Hot Rolled Plate

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
6CrMnSi2Mo1V		China
5Cr3Mn1SiMo1V		China
Cr12Mo1V1		China
Cr5Mo1V		China
SMCr12Mo1V1		China
X36CrMo17	DIN	Germany
X64CrMo14	DIN	Germany
X6CrMo15-5	DIN	Germany
X220CrVMo12-2	DIN	Germany
X155CrVMo12-1	DIN	Germany
X165CrCoMo12	DIN	Germany
21CrMo10	DIN	Germany
28NiMo17	DIN	Germany
35NiCrMo16	DIN	Germany
X20CoCrWMo10-9	DIN	Germany
X20CrMo13	DIN	Germany
BO1		UK
BO1		UK
X200CrMo12-1	AFNOR	France
X200CrMo12-1	AFNOR	France
X38CrMo16-1	AFNOR	France
X38CrMo16-1	AFNOR	France
X100CrMo17	AFNOR	France
40NiCrMo16	AFNOR	France
40NiCrMo16	AFNOR	France
45NiCrMo16	ISO	ISO
45NiCrMo16	ISO	ISO
X38CrMo16①	ISO	ISO
X38CrMo16	ISO	ISO
X38CrMo16	ISO	ISO
X6CrNiMo17-12-2	DIN	Germany
X40CrSiMo10-2	DIN	Germany
NiCr20Co18Ti	FED	Germany
X6CrMo17-1	AFNOR	France
X39CrNiMo17-1	AFNOR	France
X39CrNiMo17-1	AFNOR	France
X3CrNiMo13-4	AFNOR	France
X4CrNiMo16-5-1	AFNOR	France
X2CrNiMo17-12-2	AFNOR	France
X2CrNiMoN17-11-2	AFNOR	France
X2CrNiMo17-12-3	AFNOR	France
X2CrNiMo18-14-3	AFNOR	France
X3CrNiMo17-13-3	AFNOR	France
X2CrNiMo18-15-4	AFNOR	France
X3CrNiMoBN17-13-3	AFNOR	France
X5CrNiMo17-12-2	AFNOR	France
X40CrSiMo10-2	AFNOR	France
Ni-Mo16Cr-15	AFNOR	France
Ni-Mo16Cr-15C	AFNOR	France
Ni-Mo16Cr-15	AFNOR	France

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	530～591	σb/MPa
Yield Strength	626	σ 0.2 ≥/MPa
Elongation	46	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	995～161	-
HRC	30	-

Physical Properties

Thermal expansion	79-84	e-6/K
Thermal conductivity	11-32	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9060-0960	째C
Density	5970-2354	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)
O1 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