Crucible Steel Holder Block Steel, AISI 4150 Modified

Category	Metal , Ferrous Metal , Alloy Steel , AISI 4000 Series Steel
Manufacturer	Crucible Steel
Trade Name
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Crucible Steel Holder Block Steel, AISI 4150 Modified.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

Crucible Holder Block is a prehardened (26/30 HRC) free machining medium alloy steel intended for holders or backers for plastic molds, die casting dies, and cold or hot forming tools. It may also be used for light cold forming tools such as brake dies.Information provided by Crucible Industries

Physical Properties	Metric	English	Comments
Density	7.81 g/cc	0.282 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell C	30 @Tempering Temp. 649 °C	30 @Tempering Temp. 1200 °F	oil quenched from 1525°F then tempered
	36 @Tempering Temp. 538 °C	36 @Tempering Temp. 1000 °F	oil quenched from 1525°F then tempered
	45 @Tempering Temp. 427 °C	45 @Tempering Temp. 800 °F	oil quenched from 1525°F then tempered
	53 @Tempering Temp. 316 °C	53 @Tempering Temp. 600 °F	oil quenched from 1525°F then tempered
	56 @Tempering Temp. 204 °C	56 @Tempering Temp. 400 °F	oil quenched from 1525°F then tempered
Modulus of Elasticity	200 GPa	29000 ksi
Charpy Impact	40.7 J @Tempering Temp. 510 °C	30.0 ft-lb @Tempering Temp. 950 °F	oil quenched from 1525°F then tempered
	67.8 J @Tempering Temp. 593 °C	50.0 ft-lb @Tempering Temp. 1100 °F	oil quenched from 1525°F then tempered
	74.6 J @Tempering Temp. 649 °C	55.0 ft-lb @Tempering Temp. 1200 °F	oil quenched from 1525°F then tempered
	94.9 J @Tempering Temp. 704 °C	70.0 ft-lb @Tempering Temp. 1300 °F	oil quenched from 1525°F then tempered

Thermal Properties	Metric	English
CTE, linear	11.7 µm/m-°C @Temperature 21.1 - 93.3 °C	6.50 µin/in-°F @Temperature 70.0 - 200 °F
	12.6 µm/m-°C @Temperature 21.1 - 204 °C	7.00 µin/in-°F @Temperature 70.0 - 400 °F
Thermal Conductivity	3.31 W/m-K @Temperature 93.3 °C	23.0 BTU-in/hr-ft²-°F @Temperature 200 °F

Component Elements Properties	Metric	English	Comments
Carbon, C	0.50 %	0.50 %
Chromium, Cr	0.65 %	0.65 %
Iron, Fe	97 %	97 %	as balance
Manganese, Mn	1.25 %	1.25 %
Molybdenum, Mo	0.18 %	0.18 %
Silicon, Si	0.25 %	0.25 %
Sulfur, S	0.080 %	0.080 %

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