STAS/SR OL44.2

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OL44.2 Profile
OL44.2 Chemical composition
OL44.2 Mechanical Properties
OL44.2 Physical Properties
OL44.2 Heat treatment
OL44.2 Size Availability
OL44.2 Relevant products

Profile

This page is mainly introduced the OL44.2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of OL44.2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
OL44.2

Steel Garde:OL44.2
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Structural steel

Relevant products:

SKD-11 Cold working die steel

X165CrMoV12 Cold...

D2 Round Bar

P20 tool steel round bar

T30402/X155CrVMo12...

1.4980 Round Bar

45Cr14Ni14W2Mo forging

D6AC Forging Hollow Bar

GH 3536 Sheet

UNS N10276 Coil

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
OL44.3	STAS/SR	Romania
OL44.4	STAS/SR	Romania
Q215		China
Q215 B		China
Q235		China
Q235 B		China
Q235 C		China
Q235 D		China
Q255 A		China
Q255 B		China
Q275		China
Q235q C		China
Q235q D		China
UNS G10120	UNS	USA
ASTM 1020	ASTM	USA
UNS G10200	UNS	USA
UNS G10210	UNS	USA
ASTM 1021	ASTM	USA
T12		China
4CrW2Si		China
Cr2		China
9Cr2		China
5CrW2Si		China
6CrW2Si		China
6CrMnSi2Mo1V		China
Cr12		China
Cr12Mo1V1		China
Cr12MoV		China
Cr4W2MoV		China
3Cr2W8V		China
5Cr4Mo3SiMnVA1		China
3Cr3Mo3W2V		China
5Cr4W5Mo2V		China
4Cr5W2VSi		China
7Mn15Cr2A13V2WMo		China
3Cr2Mo		China
SM3Cr2Mo		China
SM3Cr2Ni1Mo		China
SM2CrNi3MoAl1S		China
SMCr12Mo1V1		China
SM2Cr13		China
W18Cr4V2Co8		China
W12Cr4V5Co5		China
W6Mo5Cr4V2		China
CW6Mo5Cr4V2		China
W2Mo9Cr4V2		China
W6Mo5Cr4V2Co5		China
W7Mo4Cr4V2Co5		China
W2Mo9Cr4VCo8		China
W6Mo5Cr4V2Al		China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	537～331	σb/MPa
Yield Strength	212	σ 0.2 ≥/MPa
Elongation	27	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	964～307	-
HRC	30	-

Physical Properties

Thermal expansion	61-58	e-6/K
Thermal conductivity	09-48	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3659-6499	째C
Density	0805-6386	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)
OL44.2 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