EDRO #2 Prehardened 4130 Holder Block

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EDRO #2 Prehardened 4130 Holder Block
Categories:	Metal; Ferrous Metal; Alloy Steel; AISI 4000 Series Steel; Chrome-moly Steel
Material Notes:	EDRO #2™ is a vacuum-degassed Chromium-Molybdenum-alloyed steel which is supplied in the hardened and tempered condition. EDRO #2™ is characterized by excellent machinability, good resistance to indentation, and uniform hardness in all dimensions. Applications: holders/bolsters for plastic molds and die-casting dies, plastics and rubber molds with low requirements on polishability, support plates, and constructional parts Information provided by EDRO
Key Words:	AISI 4130-35 improved
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Mechanical Properties	Metric	English	Comments

Hardness, Brinell	293 - 332	293 - 332
Hardness, Vickers	650 @Treatment Temp. 525 °C	650 @Treatment Temp. 977 °F	Nitriding in ammonia gas
	700 @Treatment Temp. 570 °C	700 @Treatment Temp. 1060 °F	Tufftriding (Tenifer process)
Tensile Strength, Ultimate	793 MPa @Temperature 399 °C	115000 psi @Temperature 750 °F	Round bar 1" diameter, 310 HB
	951 MPa @Temperature 199 °C	138000 psi @Temperature 390 °F	Round bar 1" diameter, 310 HB
	1010 MPa @Temperature 20.0 °C	146000 psi @Temperature 68.0 °F	Round bar 1" diameter, 310 HB
Tensile Strength, Yield	627 MPa @Temperature 399 °C	91000 psi @Temperature 750 °F	Round bar 1" diameter, 310 HB
	752 MPa @Temperature 199 °C	109000 psi @Temperature 390 °F	Round bar 1" diameter, 310 HB
	800 MPa @Temperature 20.0 °C	116000 psi @Temperature 68.0 °F	Round bar 1" diameter, 310 HB
Elongation at Yield	18 % @Temperature 20.0 °C	18 % @Temperature 68.0 °F	in 2"
	20 % @Temperature 199 °C	20 % @Temperature 390 °F	in 2"
	23 % @Temperature 399 °C	23 % @Temperature 750 °F	in 2"
Reduction of Area	50 % @Temperature 20.0 °C	50 % @Temperature 68.0 °F
	52 % @Temperature 199 °C	52 % @Temperature 390 °F
	54 % @Temperature 399 °C	54 % @Temperature 750 °F
Charpy Impact	50.2 J @Temperature 20.0 °C	37.0 ft-lb @Temperature 68.0 °F	Round bar 1" diameter, 310 HB
	55.6 J @Temperature 199 °C	41.0 ft-lb @Temperature 390 °F	Round bar 1" diameter, 310 HB
	71.9 J @Temperature 399 °C	53.0 ft-lb @Temperature 750 °F	Round bar 1" diameter, 310 HB

Component Elements Properties	Metric	English	Comments
Carbon, C	0.30 %	0.30 %
Chromium, Cr	1.0 %	1.0 %
Iron, Fe	96.72 %	96.72 %	As Balance
Manganese, Mn	1.1 %	1.1 %
Molybdenum, Mo	0.20 %	0.20 %
Silicon, Si	0.28 %	0.28 %
Sulfur, S	0.40 %	0.40 %

Descriptive Properties
Color Code	Blue

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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